Potrero Capital Research’s TransAlta TAC Stock Holding History

Potrero Capital Research’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
2026 Q2	$6.07M	Sell	439,186 -351,187	-44%	-$4.64M	3.38%	14
2026 Q1	$10.4M	Sell	790,373 -934,171	-54%	-$12M	6.36%	4
2025 Q4	$21.8M	Sell	1,724,544 -794,400	-32%	-$11.9M	7.34%	2
2025 Q3	$34.4M	Hold	2,518,944	–	–	3.96%	5
2025 Q2	$27.2M	Buy	2,518,944 +90,000	+4%	+$857K	6.58%	3
2025 Q1	$22.7M	Buy	2,428,944 +105,000	+5%	+$1.16M	11.16%	1
2024 Q4	$32.9M	Buy	2,323,944 +1,832,803	+373%	+$20.9M	11.01%	2
2024 Q3	$5.09M	Buy	+491,141	New	+$4.08M	1.61%	22

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

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

RCMNY

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

Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $86.4B AUM 59.51% 1-Year Est. Return

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

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

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

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Potrero Capital Research's TAC Position: Q2 2026 in Review

Potrero Capital Research reduced its TransAlta (TAC) stake by 44% in Q2 2026, selling an estimated $4.64M and leaving 439,186 shares worth $6.07M. The position accounts for 3.38% of the portfolio, ranked #14.

Potrero Capital Research first reported a position in TAC in Q3 2024 and has held it in 8 quarters since. The position peaked at $34.4M in Q3 2025. 178 funds tracked by Wall St. Rank hold TAC as of Q2 2026.

Potrero Capital Research held 439,186 shares of TransAlta worth $6.07M as of Q2 2026.
Potrero Capital Research sold 351,187 TransAlta shares in Q2 2026, an estimated $4.64M.
TransAlta made up 3.38% of Potrero Capital Research's portfolio in Q2 2026, its #14 holding.
Potrero Capital Research first reported a position in TransAlta in Q3 2024 and has held it in 8 quarters since.
Potrero Capital Research's TransAlta position peaked at $34.4M in Q3 2025.
178 funds tracked by Wall St. Rank held TransAlta as of Q2 2026.

Based on Potrero Capital Research's 13F filing for Q2 2026, filed 14 Aug 2026.