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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 2021-11-05 10:26
Tx date 2021-10-31
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$39,013
+423 vol
$92.23 each
360,566
Filed 2021-08-06 16:43
Tx date 2021-08-01
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$38,895
+409 vol
$95.10 each
360,143
Filed 2021-05-05 19:55
Tx date 2021-04-30
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$38,923
+473 vol
$82.29 each
359,734
Filed 2021-03-01 16:02
Tx date 2021-02-26
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$3,218,893
+43,896 vol
$73.33 each
359,261
Filed 2020-12-17 16:56
Tx date 2020-12-15
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-439,262.13
-14,997 vol
$29.29 each
329,000
Filed 2020-12-17 16:54
Tx date 2020-12-15
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
59 - Exercise for cash
$-292,987.87
-10,003 vol
$29.29 each
343,997
Filed 2020-12-17 16:44
Tx date 2020-12-17
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Control or Direction)
Subordinate Voting Shares
47 - Acquisition or disposition by gift

-1,550 vol
59,308
Filed 2020-12-17 16:43
Tx date 2020-12-15
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Control or Direction)
Subordinate Voting Shares
11 - Acquisition or disposition carried out privately
$1,095,365
+14,997 vol
$73.04 each
60,858
Filed 2020-12-17 16:41
Tx date 2020-12-15
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Subordinate Voting Shares
47 - Acquisition or disposition by gift
$-1,095,365.883
-14,997 vol
$73.04 each
0
Filed 2020-12-17 16:40
Tx date 2020-12-15
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Subordinate Voting Shares
11 - Acquisition or disposition carried out privately
$224,910,009
+14,997 vol
$14,997 each
14,997
Filed 2020-12-17 16:36
Tx date 2020-12-15
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
59 - Exercise for cash
$-439,262.13
-14,997 vol
$29.29 each
Filed 2020-12-17 16:33
Tx date 2020-12-15
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-292,987.87
-10,003 vol
$29.29 each
Filed 2020-02-03 15:29
Tx date 2020-01-31
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$34,214
+403 vol
$84.90 each
315,365
Filed 2020-01-14 09:26
Tx date 2020-01-09
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Indirect Ownership)
Subordinate Voting Shares
47 - Acquisition or disposition by gift
$-200,421.20
-2,309 vol
$86.80 each
45,861
Filed 2019-12-23 12:02
Tx date 2019-12-18
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$15,516,899
+189,000 vol
$82.10 each
354,000
Filed 2019-12-02 11:45
Tx date 2019-12-02
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Indirect Ownership)
Subordinate Voting Shares
11 - Acquisition or disposition carried out privately
$-49,911
-635 vol
$78.60 each
48,170
Filed 2019-11-29 15:18
Tx date 2019-11-27
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Indirect Ownership)
Subordinate Voting Shares
47 - Acquisition or disposition by gift
$2,270,061
+28,305 vol
$80.20 each
48,805
Filed 2019-11-29 15:16
Tx date 2019-11-27
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Subordinate Voting Shares
47 - Acquisition or disposition by gift
$-2,270,061
-28,305 vol
$80.20 each
0
Filed 2019-11-29 15:16
Tx date 2019-11-27
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Subordinate Voting Shares
11 - Acquisition or disposition carried out privately
$2,270,061
+28,305 vol
$80.20 each
28,305
Filed 2019-11-29 15:15
Tx date 2019-11-27
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-660,921.75
-28,305 vol
$23.35 each
165,000
Filed 2019-11-29 15:14
Tx date 2019-11-27
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
59 - Exercise for cash
$-273,078.25
-11,695 vol
$23.35 each
193,305
Filed 2019-11-01 16:09
Tx date 2019-10-31
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$31,436
+406 vol
$77.43 each
314,962
Filed 2019-09-16 12:16
Tx date 2019-09-13
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Control or Direction)
Subordinate Voting Shares
10 - Acquisition or disposition in the public market
$-1,000,282.764
-12,020 vol
$83.22 each
20,500
Filed 2019-08-01 15:56
Tx date 2019-07-31
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$31,413
+394 vol
$79.73 each
314,556
Filed 2019-05-03 12:09
Tx date 2019-04-30
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$121,771
+1,567 vol
$77.71 each
314,162
Filed 2019-04-02 15:57
Tx date 2019-04-01
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: EHON Investment Partnership (Indirect Ownership)
Subordinate Voting Shares
11 - Acquisition or disposition carried out privately

+844,790 vol
844,790
Filed 2019-04-02 15:56
Tx date 2002-06-27
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: EHON Investment Partnership (Indirect Ownership)
Subordinate Voting Shares
00 - Opening Balance-Initial SEDI Report
Filed 2019-04-02 15:56
Tx date 2019-04-01
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: GRFH Holdings Ltd. (Indirect Ownership)
Subordinate Voting Shares
11 - Acquisition or disposition carried out privately

-66,400 vol
0
Filed 2019-04-02 15:55
Tx date 2019-04-01
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: EHON Canadian Holdings Ltd. (Indirect Ownership)
Subordinate Voting Shares
11 - Acquisition or disposition carried out privately

-778,390 vol
100,000
Filed 2019-02-07
Tx date 2019-02-05
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Indirect Ownership)
Subordinate Voting Shares
10 - Acquisition or disposition in the public market
$-7,229.41
-97 vol
$74.53 each
32,520
Filed 2019-01-31
Tx date 2019-01-31
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Control or Direction)
Subordinate Voting Shares
47 - Acquisition or disposition by gift

-675 vol
32,617
Filed 2018-12-10
Tx date 2018-12-06
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Indirect Ownership)
Subordinate Voting Shares
47 - Acquisition or disposition by gift
$2,720,622
+33,292 vol
$81.72 each
33,292
Filed 2018-12-10
Tx date 2002-06-27
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: Ewout and Lynn Heersink Family Foundation (Indirect Ownership)
Subordinate Voting Shares
00 - Opening Balance-Initial SEDI Report
Filed 2018-12-07
Tx date 2018-12-06
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Subordinate Voting Shares
11 - Acquisition or disposition carried out privately
$2,720,622
+33,292 vol
$81.72 each
33,292
Filed 2018-12-07
Tx date 2018-12-04
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
51 - Exercise of options
$-531,007.40
-33,292 vol
$15.95 each
205,000
Filed 2018-12-07
Tx date 2018-12-04
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
59 - Exercise for cash
$-105,651
-6,708 vol
$15.75 each
238,292
Filed 2018-12-07
Tx date 2018-12-06
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Subordinate Voting Shares
47 - Acquisition or disposition by gift
$-2,720,622.24
-33,292 vol
$81.72 each
0
Filed 2018-02-23
Tx date 2018-02-21
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$1,402,048
+15,502 vol
$90.44 each
312,595
Filed 2018-02-14
Tx date 2018-01-25
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$1,838,600
+20,000 vol
$91.93 each
Filed 2018-02-14
Tx date 2018-01-24
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$1,843,000
+20,000 vol
$92.15 each
245,000
Filed 2018-02-02
Tx date 2018-01-31
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
30 - Acquisition or disposition under a purchase/ownership plan

+898 vol
297,093
Filed 2018-01-29
Tx date 2018-01-25
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$1,838,600
+20,000 vol
$91.93 each
245,000
Filed 2017-12-18
Tx date 2017-12-15
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: EHON Canadian Holdings Ltd. (Indirect Ownership)
Subordinate Voting Shares
47 - Acquisition or disposition by gift
$-260,047.60
-2,770 vol
$93.88 each
878,390
Filed 2017-12-06
Tx date 2017-12-04
$ONEX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
59 - Exercise for cash
$-1,760,000
-50,000 vol
$35.20 each
225,000
Filed 2017-02-03
Tx date 2017-01-31
$OCX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
30 - Acquisition or disposition under a purchase/ownership plan

+946 vol
296,195
Filed 2016-12-22
Tx date 2016-12-20
$OCX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: EHON Canadian Holdings Ltd. (Control or Direction)
Subordinate Voting Shares
47 - Acquisition or disposition by gift
$-100,115.85
-1,095 vol
$91.43 each
881,160
Filed 2016-12-09
Tx date 2016-12-06
$OCX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$1,409,100
+15,000 vol
$93.94 each
275,000
Filed 2016-10-04
Tx date 2016-10-03
$OCX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
59 - Exercise for cash
$-584,400
-20,000 vol
$29.22 each
260,000
Filed 2016-02-05
Tx date 2015-12-31
$OCX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
30 - Acquisition or disposition under a purchase/ownership plan

+860 vol
279,866
Filed 2016-01-08
Tx date 2016-01-07
$OCX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Rights Deferred Share Units (cash settled)
56 - Grant of rights
$1,312,440
+15,383 vol
$85.32 each
294,389
Filed 2015-12-22
Tx date 2015-12-21
$OCX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Holder: EHON Canadian Holdings Ltd. (Indirect Ownership)
Subordinate Voting Shares
47 - Acquisition or disposition by gift
$-101,196.20
-1,204 vol
$84.05 each
882,255
Filed 2015-12-01
Tx date 2015-11-27
$OCX
ONEX CORPORATION
Heersink, Ewout R.
4 - Director of Issuer, 5 - Senior Officer of Issuer
Direct Ownership
Options
50 - Grant of options
$1,226,400
+15,000 vol
$81.76 each
280,000
Filed 2015-11-03
Tx date 2015-11-03
$CLS
Celestica Inc.
Heersink, Ewout R.
6 - Director or Senior Officer of 10% Security Holder
Direct Ownership
Multiple Voting Shares
97 - Other

-125,734 vol
0
Filed 2015-11-03
Tx date 2001-12-20
$CLS
Celestica Inc.
Heersink, Ewout R.
6 - Director or Senior Officer of 10% Security Holder
Direct Ownership
Onex Management Investment Derivatives
00 - Opening Balance-Initial SEDI Report
Filed 2015-11-03
Tx date 2015-11-03
$CLS
Celestica Inc.
Heersink, Ewout R.
6 - Director or Senior Officer of 10% Security Holder
Direct Ownership
Onex Management Investment Derivatives
97 - Other

+125,734 vol
125,734