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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 2026-03-17 14:01
Tx date 2026-03-13 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market 		$-490,606
-10,168 vol
$48.25 each 		0
Filed 2026-03-17 14:01
Tx date 2026-03-13 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
51 - Exercise of options 		$190,344
+10,168 vol
$18.72 each 		10,168
Filed 2026-03-17 14:01
Tx date 2026-03-13 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options
51 - Exercise of options 		$-190,344.96
-10,168 vol
$18.72 each 		20,336
Filed 2026-03-17 13:57
Tx date 2026-03-13 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Rights Performance Units (PU)
30 - Acquisition or disposition under a purchase/ownership plan 		$-958,890.78
-22,929 vol
$41.82 each 		20,688
Filed 2026-03-17 13:57
Tx date 2026-03-13 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Rights Performance Units (PU)
30 - Acquisition or disposition under a purchase/ownership plan
+8,948 vol 		43,617
Filed 2026-01-26 15:33
Tx date 2026-01-23 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Rights Restricted Units (RU)
59 - Exercise for cash 		$-389,804.22
-9,321 vol
$41.82 each 		13,792
Filed 2026-01-08 12:49
Tx date 2026-01-06 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market 		$-499,390.53
-12,261 vol
$40.73 each 		0
Filed 2026-01-08 12:49
Tx date 2026-01-06 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market 		$-45,045
-1,100 vol
$40.95 each 		12,261
Filed 2026-01-08 12:48
Tx date 2026-01-06 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
51 - Exercise of options 		$261,474
+13,361 vol
$19.57 each 		13,361
Filed 2026-01-08 12:47
Tx date 2026-01-06 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options
51 - Exercise of options 		$-261,474.77
-13,361 vol
$19.57 each 		30,504
Filed 2026-01-08 12:46
Tx date 2025-12-31 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Rights Restricted Units (RU)
30 - Acquisition or disposition under a purchase/ownership plan
+667 vol 		23,113
Filed 2026-01-08 12:45
Tx date 2025-12-31 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Rights Performance Units (PU)
30 - Acquisition or disposition under a purchase/ownership plan
+1,000 vol 		34,669
Filed 2025-08-18 10:19
Tx date 2025-08-15 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market 		$-82,244.34
-1,961 vol
$41.94 each 		0
Filed 2025-08-18 10:19
Tx date 2025-08-14 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market 		$-364,878
-8,700 vol
$41.94 each 		0
Filed 2025-08-18 10:18
Tx date 2025-08-15 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
51 - Exercise of options 		$38,376
+1,961 vol
$19.57 each 		1,961
Filed 2025-08-18 10:18
Tx date 2025-08-14 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
51 - Exercise of options 		$170,259
+8,700 vol
$19.57 each 		8,700
Filed 2025-08-18 10:17
Tx date 2025-08-15 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options
51 - Exercise of options 		$-38,376.77
-1,961 vol
$19.57 each 		43,865
Filed 2025-08-18 10:16
Tx date 2025-08-14 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Options
51 - Exercise of options 		$-170,259
-8,700 vol
$19.57 each 		45,826
Filed 2025-08-13 14:24
Tx date 2025-08-12 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
10 - Acquisition or disposition in the public market 		$-113,238
-2,700 vol
$41.94 each 		0
Filed 2025-08-13 14:24
Tx date 2025-08-12 		$ALA
AltaGas Ltd. 		Ledig, Peter James
7 - Director or Senior Officer of Insider or Subsidiary of Issuer (other than in 4,5,6)
Direct Ownership
Common Shares
51 - Exercise of options 		$52,839
+2,700 vol
$19.57 each 		2,700