Wellington Management Group’s TransAlta TAC Stock Holding History

Wellington Management Group’s Portfolio TAC Stock Details TAC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-225,231	Closed	-$2.42M	–	2106
2025 Q2	$2.42M	Hold	225,231	–	–	﹤0.01%	1532
2025 Q1	$2.1M	Sell	225,231 -180,484	-44%	-$2M	﹤0.01%	1546
2024 Q4	$5.74M	Buy	405,715 +309,509	+322%	+$3.53M	﹤0.01%	1317
2024 Q3	$998K	Buy	+96,206	New	+$800K	﹤0.01%	1709
2023 Q2	–	Sell	-98,765	Closed	-$863K	–	1998
2023 Q1	$863K	Buy	+98,765	New	+$870K	﹤0.01%	1694
2020 Q2	–	Sell	-94,348	Closed	-$487K	–	1965
2020 Q1	$487K	Buy	+94,348	New	+$640K	﹤0.01%	1702
2018 Q3	–	Sell	-39,811	Closed	-$200K	–	2308
2018 Q2	$200K	Sell	39,811 -20,800	-34%	-$108K	﹤0.01%	2190
2018 Q1	$328K	Sell	60,611 -150,930	-71%	-$833K	﹤0.01%	2080
2017 Q4	$1.26M	Hold	211,541	–	–	﹤0.01%	1843
2017 Q3	$1.24M	Buy	211,541 +100,522	+91%	+$628K	﹤0.01%	1834
2017 Q2	$709K	Buy	111,019 +92,219	+491%	+$513K	﹤0.01%	1966
2017 Q1	$110K	Buy	+18,800	New	+$107K	﹤0.01%	2223
2013 Q3	–	Sell	-11,745	Closed	-$160K	–	2231
2013 Q2	$160K	Buy	+11,745	New	+$166K	﹤0.01%	2098

Other funds holding TAC

Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

Brookfield Corp Toronto, Ontario, Canada $77B AUM 10.33% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

RCMNY

Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Wellington Management Group's TAC Position: Q3 2025 in Review

Wellington Management Group sold out of TransAlta (TAC) in Q3 2025, closing a stake of 225,231 shares — an estimated $2.42M sold.

Wellington Management Group first reported a position in TAC in Q2 2013 and held it in 13 quarters. The position peaked at $5.74M in Q4 2024. 162 funds tracked by Wall St. Rank hold TAC as of Q3 2025.

Wellington Management Group reported no remaining TransAlta position as of Q3 2025 after selling out during the quarter.
Wellington Management Group sold 225,231 TransAlta shares in Q3 2025, an estimated $2.42M.
Wellington Management Group first reported a position in TransAlta in Q2 2013 and held it in 13 quarters.
Wellington Management Group's TransAlta position peaked at $5.74M in Q4 2024.
162 funds tracked by Wall St. Rank held TransAlta as of Q3 2025.

Based on Wellington Management Group's 13F filing for Q3 2025, filed 14 Nov 2025.