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Date Issuer Insider Transaction Amount New Balance ⓘ
The balance of securities held by registered holder at the time of the transaction. Insiders may direct multiple registered holders and hold multiple security types.
Filed 2024-04-04 13:50
Tx date 2024-04-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$2,840
+328 vol
$8.66 each
172,517
Filed 2024-04-03 15:10
Tx date 2024-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$1,121
+129 vol
$8.69 each
50,743
Filed 2024-04-03 15:09
Tx date 2024-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$981.97
+113 vol
$8.69 each
50,614
Filed 2024-04-03 15:08
Tx date 2024-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$921.14
+106 vol
$8.69 each
50,501
Filed 2024-04-03 15:08
Tx date 2024-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,467
+284 vol
$8.69 each
111,636
Filed 2024-04-03 15:07
Tx date 2024-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,172
+250 vol
$8.69 each
111,352
Filed 2024-04-03 15:06
Tx date 2024-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,016
+232 vol
$8.69 each
111,102
Filed 2024-04-03 15:06
Tx date 2024-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$434.50
+50 vol
$8.69 each
7,226
Filed 2024-03-18 12:28
Tx date 2024-03-18
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$17,670
+2,000 vol
$8.84 each
172,189
Filed 2024-02-29 11:27
Tx date 2024-02-28
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights
$354,891
+37,045 vol
$9.58 each
170,189
Filed 2024-01-04 13:57
Tx date 2024-01-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights
$112,739
+10,249 vol
$11.00 each
133,144
Filed 2024-01-04 10:55
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
58 - Expiration of rights
$-222,814.98
-20,367 vol
$10.94 each
50,395
Filed 2024-01-04 10:54
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
58 - Expiration of rights
$-490,177.64
-44,806 vol
$10.94 each
110,870
Filed 2024-01-04 10:51
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$204,381
+18,682 vol
$10.94 each
70,762
Filed 2024-01-04 10:50
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$449,623
+41,099 vol
$10.94 each
155,676
Filed 2024-01-04 10:49
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$594,238
+54,318 vol
$10.94 each
257,665
Filed 2024-01-04 10:35
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$897.08
+82 vol
$10.94 each
52,080
Filed 2024-01-04 10:35
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$842.38
+77 vol
$10.94 each
51,998
Filed 2024-01-04 10:34
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$1,104
+101 vol
$10.94 each
51,921
Filed 2024-01-04 10:34
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,980
+181 vol
$10.94 each
114,577
Filed 2024-01-04 10:33
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,837
+168 vol
$10.94 each
114,396
Filed 2024-01-04 10:32
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,450
+224 vol
$10.94 each
114,228
Filed 2024-01-04 10:31
Tx date 2024-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$393.84
+36 vol
$10.94 each
7,176
Filed 2023-11-27 12:13
Tx date 2023-11-24
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Preferred Shares TA.PR.J
10 - Acquisition or disposition in the public market
$5,996
+300 vol
$19.99 each
300
Filed 2023-11-27 12:13
Tx date 2010-10-29
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Preferred Shares TA.PR.J
00 - Opening Balance-Initial SEDI Report
Filed 2023-11-27 12:12
Tx date 2023-11-24
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Preferred Shares TA.PR.E
10 - Acquisition or disposition in the public market
$4,590
+300 vol
$15.30 each
300
Filed 2023-11-27 12:12
Tx date 2010-10-29
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Preferred Shares TA.PR.E
00 - Opening Balance-Initial SEDI Report
Filed 2023-11-27 12:12
Tx date 2023-11-24
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Preferred Shares TA.PR.D
10 - Acquisition or disposition in the public market
$5,018
+400 vol
$12.54 each
400
Filed 2023-11-27 12:09
Tx date 2010-10-29
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Preferred Shares TA.PR.D
00 - Opening Balance-Initial SEDI Report
Filed 2023-11-27 12:09
Tx date 2023-11-24
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$22,160
+2,000 vol
$11.08 each
122,895
Filed 2023-11-27 12:08
Tx date 2023-11-23
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$22,080
+2,000 vol
$11.04 each
120,895
Filed 2023-10-10 11:36
Tx date 2023-10-06
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$5,047
+458 vol
$11.02 each
118,895
Filed 2023-10-05 20:32
Tx date 2023-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$900.58
+74 vol
$12.17 each
51,820
Filed 2023-10-05 20:31
Tx date 2023-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$827.56
+68 vol
$12.17 each
51,746
Filed 2023-10-05 20:30
Tx date 2023-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$1,119
+92 vol
$12.17 each
51,678
Filed 2023-10-05 20:30
Tx date 2023-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,971
+162 vol
$12.17 each
114,004
Filed 2023-10-05 20:29
Tx date 2023-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,837
+151 vol
$12.17 each
113,842
Filed 2023-10-05 20:28
Tx date 2023-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,434
+200 vol
$12.17 each
113,691
Filed 2023-10-05 20:27
Tx date 2023-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$389.44
+32 vol
$12.17 each
7,140
Filed 2023-07-10 10:36
Tx date 2023-07-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$5,012
+400 vol
$12.53 each
118,437
Filed 2023-07-04 18:47
Tx date 2023-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$891.33
+73 vol
$12.21 each
51,586
Filed 2023-07-04 18:46
Tx date 2023-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$818.07
+67 vol
$12.21 each
51,513
Filed 2023-07-04 18:46
Tx date 2023-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$1,111
+91 vol
$12.21 each
51,446
Filed 2023-07-04 18:45
Tx date 2023-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,965
+161 vol
$12.21 each
113,491
Filed 2023-07-04 18:44
Tx date 2023-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,819
+149 vol
$12.21 each
113,330
Filed 2023-07-04 18:44
Tx date 2023-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,429
+199 vol
$12.21 each
113,181
Filed 2023-07-04 18:43
Tx date 2023-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$390.72
+32 vol
$12.21 each
7,108
Filed 2023-04-18 11:19
Tx date 2023-04-06
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$5,000
+422 vol
$11.85 each
118,037
Filed 2023-04-04 16:43
Tx date 2023-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$888.42
+78 vol
$11.39 each
51,355
Filed 2023-04-04 16:43
Tx date 2023-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$820.08
+72 vol
$11.39 each
51,277
Filed 2023-04-04 16:42
Tx date 2023-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$1,104
+97 vol
$11.39 each
51,205
Filed 2023-04-04 16:41
Tx date 2023-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,959
+172 vol
$11.39 each
112,982
Filed 2023-04-04 16:41
Tx date 2023-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,811
+159 vol
$11.39 each
112,810
Filed 2023-04-04 16:40
Tx date 2023-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,414
+212 vol
$11.39 each
112,651
Filed 2023-04-04 16:39
Tx date 2023-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$387.26
+34 vol
$11.39 each
7,076
Filed 2023-02-27 13:28
Tx date 2023-02-23
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights
$366,471
+30,088 vol
$12.18 each
117,615
Filed 2023-01-09 10:50
Tx date 2023-01-06
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights
$91,375
+7,545 vol
$12.11 each
87,527
Filed 2023-01-09 10:07
Tx date 2023-01-06
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$2,908
+241 vol
$12.07 each
79,982
Filed 2023-01-07 13:17
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$485,632
+40,402 vol
$12.02 each
203,347
Filed 2023-01-06 23:53
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$945,433
+78,655 vol
$12.02 each
Filed 2023-01-06 23:53
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$945,433
+78,655 vol
$12.02 each
241,600
Filed 2023-01-06 23:52
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$194,050
+16,144 vol
$12.02 each
51,108
Filed 2023-01-06 23:51
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$426,926
+35,518 vol
$12.02 each
112,439
Filed 2023-01-06 18:48
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
58 - Expiration of rights

-15,058 vol
34,964
Filed 2023-01-06 18:47
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
58 - Expiration of rights

-33,128 vol
76,921
Filed 2023-01-04 14:01
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$817.36
+68 vol
$12.02 each
50,022
Filed 2023-01-04 14:01
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$1,093
+91 vol
$12.02 each
49,954
Filed 2023-01-04 14:00
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$829.38
+69 vol
$12.02 each
49,863
Filed 2023-01-04 13:59
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,803
+150 vol
$12.02 each
110,049
Filed 2023-01-04 13:59
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,416
+201 vol
$12.02 each
109,899
Filed 2023-01-04 13:58
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,815
+151 vol
$12.02 each
109,698
Filed 2023-01-04 13:58
Tx date 2023-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$384.64
+32 vol
$12.02 each
7,042
Filed 2022-10-07 16:53
Tx date 2022-10-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$2,633
+216 vol
$12.19 each
79,741
Filed 2022-10-04 12:30
Tx date 2022-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$747.00
+60 vol
$12.45 each
49,794
Filed 2022-10-04 12:30
Tx date 2022-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$983.55
+79 vol
$12.45 each
49,734
Filed 2022-10-04 12:29
Tx date 2022-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$747.00
+60 vol
$12.45 each
49,655
Filed 2022-10-04 12:28
Tx date 2022-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,630
+131 vol
$12.45 each
109,547
Filed 2022-10-04 12:28
Tx date 2022-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,178
+175 vol
$12.45 each
109,416
Filed 2022-10-04 12:27
Tx date 2022-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,643
+132 vol
$12.45 each
109,241
Filed 2022-10-04 12:26
Tx date 2022-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$348.60
+28 vol
$12.45 each
7,010
Filed 2022-08-16 12:17
Tx date 2022-08-16
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights

+4,076 vol
79,525
Filed 2022-08-16 12:16
Tx date 2022-08-13
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
58 - Expiration of rights

-7,839 vol
49,595
Filed 2022-07-08 13:34
Tx date 2022-07-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$2,416
+166 vol
$14.56 each
75,449
Filed 2022-07-06 10:34
Tx date 2022-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$740.01
+51 vol
$14.51 each
57,434
Filed 2022-07-06 10:34
Tx date 2022-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$986.68
+68 vol
$14.51 each
57,383
Filed 2022-07-06 10:33
Tx date 2022-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$740.01
+51 vol
$14.51 each
57,315
Filed 2022-07-06 10:33
Tx date 2022-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$391.77
+27 vol
$14.51 each
57,264
Filed 2022-07-06 10:32
Tx date 2022-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,625
+112 vol
$14.51 each
109,109
Filed 2022-07-06 10:31
Tx date 2022-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,176
+150 vol
$14.51 each
108,997
Filed 2022-07-06 10:31
Tx date 2022-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,625
+112 vol
$14.51 each
108,847
Filed 2022-07-06 10:30
Tx date 2022-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$348.24
+24 vol
$14.51 each
6,982
Filed 2022-05-25 10:24
Tx date 2022-05-25
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights
$220,220
+15,325 vol
$14.37 each
75,283
Filed 2022-05-25 10:22
Tx date 2022-05-21
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
58 - Expiration of rights
$-76,103.52
-5,296 vol
$14.37 each
57,237
Filed 2022-05-25 10:21
Tx date 2022-05-21
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
58 - Expiration of rights
$-347,423.49
-24,177 vol
$14.37 each
108,735
Filed 2022-05-25 10:18
Tx date 2022-05-21
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$138,138
+9,613 vol
$14.37 each
132,912
Filed 2022-04-08 18:12
Tx date 2022-04-06
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$837.85
+65 vol
$12.89 each
59,958
Filed 2022-03-17 17:14
Tx date 2022-03-14
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$484,665
+38,253 vol
$12.67 each
162,945
Filed 2022-03-17 17:13
Tx date 2022-03-14
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$187,503
+14,799 vol
$12.67 each
62,344
Filed 2022-03-17 17:12
Tx date 2022-03-14
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$412,497
+32,557 vol
$12.67 each
122,940
Filed 2022-03-09 16:21
Tx date 2022-03-08
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights
$206,842
+16,521 vol
$12.52 each
59,893
Filed 2022-01-24 13:08
Tx date 2022-01-21
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
57 - Exercise of rights
$65,222
+4,975 vol
$13.11 each
43,372
Filed 2022-01-14 18:02
Tx date 2022-01-14
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$567.16
+44 vol
$12.89 each
38,397
Filed 2022-01-06 23:16
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
58 - Expiration of rights

-19,140 vol
90,383
Filed 2022-01-06 23:14
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
58 - Expiration of rights

-9,570 vol
47,545
Filed 2022-01-06 11:00
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$970.83
+69 vol
$14.07 each
57,115
Filed 2022-01-06 11:00
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$745.71
+53 vol
$14.07 each
57,046
Filed 2022-01-06 10:59
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$379.89
+27 vol
$14.07 each
56,993
Filed 2022-01-06 10:58
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$267.33
+19 vol
$14.07 each
56,966
Filed 2022-01-06 10:58
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$478.38
+34 vol
$14.07 each
56,947
Filed 2022-01-06 10:57
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$2,166
+154 vol
$14.07 each
109,523
Filed 2022-01-06 10:57
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,618
+115 vol
$14.07 each
109,369
Filed 2022-01-06 10:56
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$717.57
+51 vol
$14.07 each
109,254
Filed 2022-01-06 10:53
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$956.76
+68 vol
$14.07 each
109,203
Filed 2022-01-06 10:52
Tx date 2022-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$351.75
+25 vol
$14.07 each
6,931
Filed 2021-10-07 10:32
Tx date 2021-10-06
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$519.48
+39 vol
$13.32 each
38,353
Filed 2021-10-04 17:27
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$878.46
+66 vol
$13.31 each
56,913
Filed 2021-10-04 17:27
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$665.50
+50 vol
$13.31 each
56,847
Filed 2021-10-04 17:26
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$346.06
+26 vol
$13.31 each
56,797
Filed 2021-10-04 17:25
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$239.58
+18 vol
$13.31 each
56,771
Filed 2021-10-04 17:24
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$425.92
+32 vol
$13.31 each
56,753
Filed 2021-10-04 17:23
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,943
+146 vol
$13.31 each
109,135
Filed 2021-10-04 17:23
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,450
+109 vol
$13.31 each
108,989
Filed 2021-10-04 17:22
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$652.19
+49 vol
$13.31 each
108,880
Filed 2021-10-04 17:21
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$851.84
+64 vol
$13.31 each
108,831
Filed 2021-10-04 17:21
Tx date 2021-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$306.13
+23 vol
$13.31 each
6,906
Filed 2021-07-08 10:13
Tx date 2021-07-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$513.66
+42 vol
$12.23 each
38,314
Filed 2021-07-06 09:59
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$866.91
+71 vol
$12.21 each
56,721
Filed 2021-07-06 09:59
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$671.55
+55 vol
$12.21 each
56,650
Filed 2021-07-06 09:58
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$341.88
+28 vol
$12.21 each
56,595
Filed 2021-07-06 09:57
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$231.99
+19 vol
$12.21 each
56,567
Filed 2021-07-06 09:56
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$427.35
+35 vol
$12.21 each
56,548
Filed 2021-07-06 09:55
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,929
+158 vol
$12.21 each
108,767
Filed 2021-07-06 09:54
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,452
+119 vol
$12.21 each
108,609
Filed 2021-07-06 09:54
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$647.13
+53 vol
$12.21 each
108,490
Filed 2021-07-06 09:53
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$842.49
+69 vol
$12.21 each
108,437
Filed 2021-07-06 09:52
Tx date 2021-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$305.25
+25 vol
$12.21 each
6,883
Filed 2021-04-08 11:39
Tx date 2021-04-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$36.60
+3 vol
$12.20 each
38,272
Filed 2021-04-06 19:32
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$871.20
+72 vol
$12.10 each
56,513
Filed 2021-04-06 19:32
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$653.40
+54 vol
$12.10 each
56,441
Filed 2021-04-06 19:31
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$350.90
+29 vol
$12.10 each
56,387
Filed 2021-04-06 19:30
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$229.90
+19 vol
$12.10 each
56,358
Filed 2021-04-06 19:30
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$423.50
+35 vol
$12.10 each
56,339
Filed 2021-04-06 19:29
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,923
+159 vol
$12.10 each
108,368
Filed 2021-04-06 19:28
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,452
+120 vol
$12.10 each
108,209
Filed 2021-04-06 19:28
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$641.30
+53 vol
$12.10 each
108,089
Filed 2021-04-06 19:27
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$847.00
+70 vol
$12.10 each
108,036
Filed 2021-04-06 19:26
Tx date 2021-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$314.60
+26 vol
$12.10 each
6,858
Filed 2021-03-10 17:22
Tx date 2021-03-10
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$114,254
+10,668 vol
$10.71 each
38,269
Filed 2021-03-10 17:21
Tx date 2021-03-10
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
59 - Exercise for cash

-1,286 vol
107,966
Filed 2021-03-10 17:20
Tx date 2021-03-10
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights

+1,286 vol
109,252
Filed 2021-01-07 10:34
Tx date 2021-01-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$916.05
+93 vol
$9.85 each
27,601
Filed 2021-01-06 13:30
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
59 - Exercise for cash
$-69,101.82
-7,146 vol
$9.67 each
56,304
Filed 2021-01-06 13:28
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
58 - Expiration of rights

-14,292 vol
107,966
Filed 2021-01-05 13:29
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$538,957
+55,735 vol
$9.67 each
124,692
Filed 2021-01-05 13:28
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$187,501
+19,390 vol
$9.67 each
63,450
Filed 2021-01-05 13:27
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$412,502
+42,658 vol
$9.67 each
122,258
Filed 2021-01-05 12:53
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$627.20
+64 vol
$9.80 each
44,060
Filed 2021-01-05 12:53
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$323.40
+33 vol
$9.80 each
43,996
Filed 2021-01-05 12:52
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$215.60
+22 vol
$9.80 each
43,963
Filed 2021-01-05 12:51
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$401.80
+41 vol
$9.80 each
43,941
Filed 2021-01-05 12:51
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$303.80
+31 vol
$9.80 each
43,900
Filed 2021-01-05 12:50
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,362
+139 vol
$9.80 each
79,600
Filed 2021-01-05 12:50
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$597.80
+61 vol
$9.80 each
79,461
Filed 2021-01-05 12:49
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$803.60
+82 vol
$9.80 each
79,400
Filed 2021-01-05 12:48
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$607.60
+62 vol
$9.80 each
79,318
Filed 2021-01-05 12:47
Tx date 2021-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$284.20
+29 vol
$9.80 each
6,832
Filed 2020-10-07 10:08
Tx date 2020-10-06
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$916.86
+111 vol
$8.26 each
27,508
Filed 2020-10-02 16:28
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$608.82
+73 vol
$8.34 each
43,869
Filed 2020-10-02 16:27
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$325.26
+39 vol
$8.34 each
43,796
Filed 2020-10-02 16:26
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$216.84
+26 vol
$8.34 each
43,757
Filed 2020-10-02 16:25
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$400.32
+48 vol
$8.34 each
43,731
Filed 2020-10-02 16:25
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$300.24
+36 vol
$8.34 each
43,683
Filed 2020-10-02 16:24
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,351
+162 vol
$8.34 each
79,256
Filed 2020-10-02 16:23
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$600.48
+72 vol
$8.34 each
79,094
Filed 2020-10-02 16:22
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$792.30
+95 vol
$8.34 each
79,022
Filed 2020-10-02 16:21
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$608.82
+73 vol
$8.34 each
78,927
Filed 2020-10-02 16:20
Tx date 2020-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$291.90
+35 vol
$8.34 each
6,803
Filed 2020-07-07 16:04
Tx date 2020-07-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
30 - Acquisition or disposition under a purchase/ownership plan
$913.00
+110 vol
$8.30 each
27,397
Filed 2020-07-03 12:38
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$615.68
+74 vol
$8.32 each
43,647
Filed 2020-07-03 12:37
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$316.16
+38 vol
$8.32 each
43,573
Filed 2020-07-03 12:36
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$224.64
+27 vol
$8.32 each
43,535
Filed 2020-07-03 12:36
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$391.04
+47 vol
$8.32 each
43,508
Filed 2020-07-03 12:35
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$299.52
+36 vol
$8.32 each
43,461
Filed 2020-07-03 12:34
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,339
+161 vol
$8.32 each
78,854
Filed 2020-07-03 12:34
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$599.04
+72 vol
$8.32 each
78,693
Filed 2020-07-03 12:33
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$790.40
+95 vol
$8.32 each
78,621
Filed 2020-07-03 12:32
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$599.04
+72 vol
$8.32 each
78,526
Filed 2020-07-03 12:31
Tx date 2020-07-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$282.88
+34 vol
$8.32 each
6,768
Filed 2020-04-06 11:07
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$607.26
+87 vol
$6.98 each
43,425
Filed 2020-04-06 11:06
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$321.08
+46 vol
$6.98 each
43,338
Filed 2020-04-06 11:06
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$216.38
+31 vol
$6.98 each
43,292
Filed 2020-04-06 11:05
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$390.88
+56 vol
$6.98 each
43,261
Filed 2020-04-06 11:04
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$300.14
+43 vol
$6.98 each
43,205
Filed 2020-04-06 11:03
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$1,340
+192 vol
$6.98 each
78,454
Filed 2020-04-06 11:03
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$593.30
+85 vol
$6.98 each
78,262
Filed 2020-04-06 11:02
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$788.74
+113 vol
$6.98 each
78,177
Filed 2020-04-06 11:01
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$593.30
+85 vol
$6.98 each
78,064
Filed 2020-04-06 11:00
Tx date 2020-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$286.18
+41 vol
$6.98 each
6,734
Filed 2020-03-13 15:16
Tx date 2020-03-10
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$171,147
+21,474 vol
$7.97 each
27,287
Filed 2020-03-11 12:09
Tx date 2020-03-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
59 - Exercise for cash
$-73,143.07
-7,307 vol
$10.01 each
43,162
Filed 2020-03-11 12:08
Tx date 2020-03-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
59 - Exercise for cash
$-255,965.71
-25,571 vol
$10.01 each
77,979
Filed 2020-03-11 12:07
Tx date 2020-03-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights

+10,959 vol
103,550
Filed 2020-01-03 16:15
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$132,815
+14,312 vol
$9.28 each
50,469
Filed 2020-01-03 16:14
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$292,190
+31,486 vol
$9.28 each
92,591
Filed 2020-01-03 16:13
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$407,985
+43,964 vol
$9.28 each
68,957
Filed 2020-01-03 15:20
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$300.96
+33 vol
$9.12 each
36,157
Filed 2020-01-03 15:19
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$200.64
+22 vol
$9.12 each
36,124
Filed 2020-01-03 15:19
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$364.80
+40 vol
$9.12 each
36,102
Filed 2020-01-03 15:18
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$282.72
+31 vol
$9.12 each
36,062
Filed 2020-01-03 15:18
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$291.84
+32 vol
$9.12 each
36,031
Filed 2020-01-03 15:17
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$556.32
+61 vol
$9.12 each
61,105
Filed 2020-01-03 15:16
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$738.72
+81 vol
$9.12 each
61,044
Filed 2020-01-03 15:15
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$556.32
+61 vol
$9.12 each
60,963
Filed 2020-01-03 15:15
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$583.68
+64 vol
$9.12 each
60,902
Filed 2020-01-03 15:14
Tx date 2020-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$264.48
+29 vol
$9.12 each
6,693
Filed 2019-10-03 11:35
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$295.80
+34 vol
$8.70 each
35,999
Filed 2019-10-03 11:35
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$200.10
+23 vol
$8.70 each
35,965
Filed 2019-10-03 11:34
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$365.40
+42 vol
$8.70 each
35,942
Filed 2019-10-03 11:33
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$278.40
+32 vol
$8.70 each
35,900
Filed 2019-10-03 11:33
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$295.80
+34 vol
$8.70 each
35,868
Filed 2019-10-03 11:32
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$556.80
+64 vol
$8.70 each
60,838
Filed 2019-10-03 11:31
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$730.80
+84 vol
$8.70 each
60,774
Filed 2019-10-03 11:30
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$556.80
+64 vol
$8.70 each
60,690
Filed 2019-10-03 11:30
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$574.20
+66 vol
$8.70 each
60,626
Filed 2019-10-03 11:29
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$147.90
+17 vol
$8.70 each
6,664
Filed 2019-10-03 11:28
Tx date 2019-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$121.80
+14 vol
$8.70 each
6,647
Filed 2019-08-14 12:41
Tx date 2019-08-13
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$63,746
+7,447 vol
$8.56 each
35,834
Filed 2019-07-03 13:12
Tx date 2019-07-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$198.24
+24 vol
$8.26 each
28,387
Filed 2019-07-03 13:12
Tx date 2019-07-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$371.70
+45 vol
$8.26 each
28,363
Filed 2019-07-03 13:11
Tx date 2019-07-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$272.58
+33 vol
$8.26 each
28,318
Filed 2019-07-03 13:10
Tx date 2019-07-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$289.10
+35 vol
$8.26 each
28,285
Filed 2019-07-03 13:09
Tx date 2019-07-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$553.42
+67 vol
$8.26 each
60,560
Filed 2019-07-03 13:08
Tx date 2019-07-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$726.88
+88 vol
$8.26 each
60,493
Filed 2019-07-03 13:07
Tx date 2019-07-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$553.42
+67 vol
$8.26 each
60,405
Filed 2019-07-03 13:06
Tx date 2019-07-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$578.20
+70 vol
$8.26 each
60,338
Filed 2019-07-03 13:05
Tx date 2019-07-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$264.32
+32 vol
$8.26 each
6,633
Filed 2019-06-12 13:19
Tx date 2019-06-12
$RNW
TransAlta Renewables Inc.
Stack, Todd John
6 - Director or Senior Officer of 10% Security Holder, 5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$-27,800
-2,000 vol
$13.90 each
4,000
Filed 2019-06-12 13:15
Tx date 2019-06-12
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market
$25,704
+3,000 vol
$8.57 each
5,813
Filed 2019-05-24 15:33
Tx date 2019-05-21
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$121,598
+13,818 vol
$8.80 each
60,268
Filed 2019-05-24 15:32
Tx date 2019-05-21
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$44,220
+5,025 vol
$8.80 each
28,250
Filed 2019-05-24 15:30
Tx date 2019-05-21
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$219,938
+24,993 vol
$8.80 each
24,993
Filed 2019-04-03 11:34
Tx date 2019-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$358.56
+36 vol
$9.96 each
23,225
Filed 2019-04-03 11:33
Tx date 2019-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$278.88
+28 vol
$9.96 each
23,189
Filed 2019-04-03 11:32
Tx date 2019-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$278.88
+28 vol
$9.96 each
23,161
Filed 2019-04-03 11:31
Tx date 2019-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$727.08
+73 vol
$9.96 each
46,450
Filed 2019-04-03 11:30
Tx date 2019-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$547.80
+55 vol
$9.96 each
46,377
Filed 2019-04-03 11:29
Tx date 2019-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$577.68
+58 vol
$9.96 each
46,322
Filed 2019-04-03 11:28
Tx date 2019-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$258.96
+26 vol
$9.96 each
6,601
Filed 2019-03-20
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
58 - Expiration of rights

-21,844 vol
Filed 2019-03-20
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
59 - Exercise for cash

-21,844 vol
46,264
Filed 2019-01-04
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
59 - Exercise for cash
$-61,048.39
-10,921 vol
$5.59 each
23,133
Filed 2019-01-04
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
58 - Expiration of rights

-21,844 vol
46,264
Filed 2019-01-03
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$288.66
+51 vol
$5.66 each
34,006
Filed 2019-01-03
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$571.66
+101 vol
$5.66 each
68,011
Filed 2019-01-03
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$430.16
+76 vol
$5.66 each
33,955
Filed 2019-01-03
Tx date 2019-01-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$260.36
+46 vol
$5.66 each
6,575
Filed 2019-01-03
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$549.02
+97 vol
$5.66 each
68,108
Filed 2019-01-03
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$271.68
+48 vol
$5.66 each
34,054
Filed 2019-01-03
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$865.98
+153 vol
$5.66 each
67,910
Filed 2019-01-02
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$50,751
+9,079 vol
$5.59 each
33,879
Filed 2019-01-02
Tx date 2019-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$101,497
+18,157 vol
$5.59 each
67,757
Filed 2018-10-02
Tx date 2018-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$430.20
+60 vol
$7.17 each
24,722
Filed 2018-10-02
Tx date 2018-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$860.40
+120 vol
$7.17 each
49,445
Filed 2018-10-02
Tx date 2018-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$566.43
+79 vol
$7.17 each
49,524
Filed 2018-10-02
Tx date 2018-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$265.29
+37 vol
$7.17 each
6,529
Filed 2018-10-02
Tx date 2018-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$272.46
+38 vol
$7.17 each
24,800
Filed 2018-10-02
Tx date 2018-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$286.80
+40 vol
$7.17 each
24,762
Filed 2018-10-02
Tx date 2018-10-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$544.92
+76 vol
$7.17 each
49,600
Filed 2018-07-04
Tx date 2018-07-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$566.10
+85 vol
$6.66 each
49,244
Filed 2018-07-04
Tx date 2018-07-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$286.38
+43 vol
$6.66 each
24,622
Filed 2018-07-04
Tx date 2018-07-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$266.40
+40 vol
$6.66 each
24,662
Filed 2018-07-04
Tx date 2018-07-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$539.46
+81 vol
$6.66 each
49,325
Filed 2018-07-04
Tx date 2018-07-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$426.24
+64 vol
$6.66 each
24,579
Filed 2018-07-04
Tx date 2018-07-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$859.14
+129 vol
$6.66 each
49,159
Filed 2018-07-04
Tx date 2018-07-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$253.08
+38 vol
$6.66 each
6,492
Filed 2018-04-04
Tx date 2018-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$270.66
+39 vol
$6.94 each
24,413
Filed 2018-04-04
Tx date 2018-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$555.20
+80 vol
$6.94 each
49,030
Filed 2018-04-04
Tx date 2018-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$846.68
+122 vol
$6.94 each
48,950
Filed 2018-04-04
Tx date 2018-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$541.32
+78 vol
$6.94 each
48,828
Filed 2018-04-04
Tx date 2018-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$256.78
+37 vol
$6.94 each
6,454
Filed 2018-04-04
Tx date 2018-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$423.34
+61 vol
$6.94 each
24,474
Filed 2018-04-04
Tx date 2018-04-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$284.54
+41 vol
$6.94 each
24,515
Filed 2018-01-04
Tx date 2017-07-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$275.88
+33 vol
$8.36 each
23,805
Filed 2018-01-04
Tx date 2017-07-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$418.00
+50 vol
$8.36 each
23,772
Filed 2018-01-04
Tx date 2017-07-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$250.80
+30 vol
$8.36 each
23,722
Filed 2018-01-04
Tx date 2017-04-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$419.65
+55 vol
$7.63 each
23,692
Filed 2018-01-04
Tx date 2017-04-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$244.16
+32 vol
$7.63 each
23,637
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$564.68
+76 vol
$7.43 each
48,750
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$847.02
+114 vol
$7.43 each
48,674
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$505.24
+68 vol
$7.43 each
48,560
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
58 - Expiration of rights

-12,800 vol
48,492
Filed 2018-01-04
Tx date 2017-10-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$547.60
+74 vol
$7.40 each
47,869
Filed 2018-01-04
Tx date 2017-10-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$843.60
+114 vol
$7.40 each
47,795
Filed 2018-01-04
Tx date 2017-10-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$503.20
+68 vol
$7.40 each
47,681
Filed 2018-01-04
Tx date 2017-07-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$543.40
+65 vol
$8.36 each
47,613
Filed 2018-01-04
Tx date 2017-07-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$836.00
+100 vol
$8.36 each
47,548
Filed 2018-01-04
Tx date 2017-07-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$501.60
+60 vol
$8.36 each
47,448
Filed 2018-01-04
Tx date 2017-04-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$831.67
+109 vol
$7.63 each
47,388
Filed 2018-01-04
Tx date 2017-04-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$495.95
+65 vol
$7.63 each
47,279
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$148.60
+20 vol
$7.43 each
6,417
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$111.45
+15 vol
$7.43 each
6,397
Filed 2018-01-04
Tx date 2017-12-31
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
99 - Correction of information

+1 vol
6,382
Filed 2018-01-04
Tx date 2017-10-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$140.60
+19 vol
$7.40 each
6,381
Filed 2018-01-04
Tx date 2017-10-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$111.00
+15 vol
$7.40 each
6,362
Filed 2018-01-04
Tx date 2017-07-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$133.76
+16 vol
$8.36 each
6,347
Filed 2018-01-04
Tx date 2017-07-04
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$108.68
+13 vol
$8.36 each
6,331
Filed 2018-01-04
Tx date 2017-04-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$137.34
+18 vol
$7.63 each
6,318
Filed 2018-01-04
Tx date 2017-04-03
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
56 - Grant of rights
$114.45
+15 vol
$7.63 each
6,300
Filed 2018-01-04
Tx date 2017-10-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$251.60
+34 vol
$7.40 each
23,839
Filed 2018-01-04
Tx date 2017-10-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$421.80
+57 vol
$7.40 each
23,896
Filed 2018-01-04
Tx date 2017-10-02
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$281.20
+38 vol
$7.40 each
23,934
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
59 - Exercise for cash
$-47,680
-6,400 vol
$7.45 each
24,245
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$252.62
+34 vol
$7.43 each
24,279
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$423.51
+57 vol
$7.43 each
24,336
Filed 2018-01-04
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$282.34
+38 vol
$7.43 each
24,374
Filed 2018-01-03
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
56 - Grant of rights
$49,996
+6,711 vol
$7.45 each
30,316
Filed 2018-01-03
Tx date 2018-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
56 - Grant of rights
$100,001
+13,423 vol
$7.45 each
60,637
Filed 2017-03-31
Tx date 2017-01-31
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
30 - Acquisition or disposition under a purchase/ownership plan
$-33,160.09
-4,463 vol
$7.43 each
16,708
Filed 2017-03-31
Tx date 2017-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
35 - Stock dividend
$814.44
+132 vol
$6.17 each
6,285
Filed 2017-03-31
Tx date 2017-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
35 - Stock dividend
$6,749
+1,040 vol
$6.49 each
42,343
Filed 2017-03-31
Tx date 2017-02-28
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
30 - Acquisition or disposition under a purchase/ownership plan
$-66,320.18
-8,926 vol
$7.43 each
33,417
Filed 2017-03-31
Tx date 2017-03-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
30 - Acquisition or disposition under a purchase/ownership plan
$50,003
+6,897 vol
$7.25 each
23,605
Filed 2017-03-31
Tx date 2017-03-07
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
30 - Acquisition or disposition under a purchase/ownership plan
$100,028
+13,797 vol
$7.25 each
47,214
Filed 2017-03-31
Tx date 2017-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
35 - Stock dividend
$3,374
+520 vol
$6.49 each
21,171
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
30 - Acquisition or disposition under a purchase/ownership plan
$-20,705.47
-4,217 vol
$4.91 each
10,468
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
30 - Acquisition or disposition under a purchase/ownership plan
$49,998
+10,183 vol
$4.91 each
20,651
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
30 - Acquisition or disposition under a purchase/ownership plan
$100,001
+20,367 vol
$4.91 each
41,303
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
35 - Stock dividend

-8,435 vol
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
35 - Stock dividend
$25,508
+2,994 vol
$8.52 each
29,371
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
35 - Stock dividend
$4.00
+2 vol
$2.00 each
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
Common Shares
35 - Stock dividend
$16.46
+2 vol
$8.23 each
2,813
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
35 - Stock dividend
$1,469
+221 vol
$6.65 each
2,792
Filed 2016-03-21
Tx date 2016-02-17
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
DSU (Deferred Share Units)
30 - Acquisition or disposition under a purchase/ownership plan
$19,661
+3,361 vol
$5.85 each
6,153
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
PSU (Performance Share Units)
30 - Acquisition or disposition under a purchase/ownership plan

-8,435 vol
20,936
Filed 2016-03-21
Tx date 2016-01-01
$TA
TransAlta Corporation
Stack, Todd John
5 - Senior Officer of Issuer
Direct Ownership
RSU (Restricted Share Units)
35 - Stock dividend
$12,754
+1,497 vol
$8.52 each
14,685
Filed 2016-01-18
Tx date 2016-01-13
$RNW
TransAlta Renewables Inc.
Stack, Todd John
6 - Director or Senior Officer of 10% Security Holder, 5 - Senior Officer of Issuer
Direct Ownership
Subscription Rights
36 - Conversion or exchange

-2,000 vol
0
Filed 2016-01-18
Tx date 2016-01-13
$RNW
TransAlta Renewables Inc.
Stack, Todd John
6 - Director or Senior Officer of 10% Security Holder, 5 - Senior Officer of Issuer
Direct Ownership
Common Shares
36 - Conversion or exchange

+2,000 vol
6,000
Filed 2015-12-02
Tx date 2015-12-02
$RNW
TransAlta Renewables Inc.
Stack, Todd John
6 - Director or Senior Officer of 10% Security Holder, 5 - Senior Officer of Issuer
Direct Ownership
Subscription Rights
15 - Acquisition or disposition under a prospectus
$19,500
+2,000 vol
$9.75 each
2,000
Filed 2015-05-15
Tx date 2015-05-13
$RNW
TransAlta Renewables Inc.
Stack, Todd John
6 - Director or Senior Officer of 10% Security Holder, 5 - Senior Officer of Issuer
Direct Ownership
Common Shares
36 - Conversion or exchange

+1,500 vol
4,000
Filed 2015-05-15
Tx date 2015-05-13
$RNW
TransAlta Renewables Inc.
Stack, Todd John
6 - Director or Senior Officer of 10% Security Holder, 5 - Senior Officer of Issuer
Direct Ownership
Subscription Rights
36 - Conversion or exchange

-1,500 vol
0