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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.
Recent filings
Filed 2025-12-15 13:16
Tx date 2025-12-11
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Holder: RRSP (Indirect Ownership)
Non-Voting Shares Class I
36 - Conversion or exchange

+1,725 vol
1,725
Filed 2025-12-15 13:16
Tx date 2019-08-01
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Holder: RRSP (Indirect Ownership)
Non-Voting Shares Class I
00 - Opening Balance-Initial SEDI Report
Filed 2025-12-15 13:15
Tx date 2025-12-11
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Holder: RRSP (Indirect Ownership)
Common Shares Class II
36 - Conversion or exchange

-1,500 vol
0
Older filings
Filed 2025-11-27 14:45
Tx date 2025-11-25
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Non-Voting Shares Class I
30 - Acquisition or disposition under a purchase/ownership plan

-8 vol
1,032
Filed 2025-11-27 14:44
Tx date 2025-11-25
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Non-Voting Shares Class I
10 - Acquisition or disposition in the public market
$-2,787
-50 vol
$55.74 each
1,040
Filed 2025-11-27 13:42
Tx date 2025-11-25
$CU
Canadian Utilities Limited
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Rights 38.97 (SAR 2019-11-15)
59 - Exercise for cash
$-21,110
-500 vol
$42.22 each
0
Filed 2025-11-27 13:41
Tx date 2025-11-25
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Rights 49.51 (SAR 2019-11-15)
59 - Exercise for cash
$-27,820
-500 vol
$55.64 each
0
Filed 2025-11-27 13:34
Tx date 2025-11-25
$CU
Canadian Utilities Limited
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Non-Voting Shares Class A
10 - Acquisition or disposition in the public market
$-21,240
-500 vol
$42.48 each
0
Filed 2025-11-27 13:33
Tx date 2025-11-25
$CU
Canadian Utilities Limited
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Non-Voting Shares Class A
51 - Exercise of options
$19,485
+500 vol
$38.97 each
500
Filed 2025-11-27 13:32
Tx date 2025-11-25
$CU
Canadian Utilities Limited
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options 38.97 (2019-11-15)
51 - Exercise of options

-500 vol
0
Filed 2025-11-27 13:30
Tx date 2025-11-25
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Non-Voting Shares Class I
10 - Acquisition or disposition in the public market
$-27,905
-500 vol
$55.81 each
1,090
Filed 2025-11-27 13:30
Tx date 2025-11-25
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Non-Voting Shares Class I
51 - Exercise of options
$24,755
+500 vol
$49.51 each
1,590
Filed 2025-11-27 13:24
Tx date 2025-11-25
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options 49.51 (2019-11-15)
51 - Exercise of options

-500 vol
0
Filed 2025-11-13 17:54
Tx date 2025-11-06
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Non-Voting Shares Class I
30 - Acquisition or disposition under a purchase/ownership plan
$26,255
+513 vol
$51.18 each
1,090
Filed 2025-09-18 13:09
Tx date 2025-09-15
$CU
Canadian Utilities Limited
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options 38.14 (2025-09-15)
50 - Grant of options

+4,000 vol
4,000
Filed 2025-09-18 13:09
Tx date 2019-08-01
$CU
Canadian Utilities Limited
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options 38.14 (2025-09-15)
00 - Opening Balance-Initial SEDI Report
Filed 2025-09-18 13:08
Tx date 2025-09-15
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options 48.81 (2025-09-15)
50 - Grant of options

+4,000 vol
4,000
Filed 2025-09-18 13:07
Tx date 2019-08-01
$ACO
ATCO LTD.
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options 48.81 (2025-09-15)
00 - Opening Balance-Initial SEDI Report
Filed 2025-06-18 17:34
Tx date 2025-06-15
$CU
Canadian Utilities Limited
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Rights RSU 2024-06-15
10 - Acquisition or disposition in the public market

-526 vol
1,578
Filed 2025-06-18 17:34
Tx date 2025-06-15
$CU
Canadian Utilities Limited
Jackson, Colin
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Rights RSU 2024-06-15
30 - Acquisition or disposition under a purchase/ownership plan

+104 vol
2,104