Jane Street’s TransAlta TAC Stock Holding History

Jane Street’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 Q1	$5.56M	Sell	424,800 -32,700	-7%	-$421K	﹤0.01%	3354
2025 Q4	$5.78M	Buy	457,500 +398,600	+677%	+$5.95M	﹤0.01%	3015
2025 Q3	$805K	Sell	58,900 -2,700	-4%	-$33.2K	﹤0.01%	6791
2025 Q2	$665K	Sell	61,600 -44,800	-42%	-$426K	﹤0.01%	6404
2025 Q1	$995K	Buy	106,400 +78,000	+275%	+$864K	﹤0.01%	5584
2024 Q4	$402K	Buy	+28,400	New	+$324K	﹤0.01%	7231
2024 Q3	–	Sell	-26,600	Closed	-$188K	–	10381
2024 Q2	$188K	Buy	+26,600	New	+$182K	﹤0.01%	8438

Other funds holding TAC

Brookfield Corp Toronto, Ontario, Canada $74.2B AUM 0.68% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $269B AUM 31.4% 1-Year Est. Return

RCMNY

Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

OCM

Oaktree Capital Management Los Angeles, California $6.56B AUM 42.97% 1-Year Est. Return

Jane Street's TAC Position: Q1 2026 in Review

Jane Street reduced its TransAlta (TAC) stake by 74% in Q1 2026, selling an estimated $5.31M and leaving 146,947 shares worth $1.93M. The position accounts for ﹤0.01% of the portfolio, ranked #5173.

Jane Street first reported a position in TAC in Q2 2013 and has held it in 38 quarters since. The position peaked at $7.88M in Q2 2025. 178 funds tracked by Wall St. Rank hold TAC as of Q1 2026.

Jane Street held 146,947 shares of TransAlta worth $1.93M as of Q1 2026.
Jane Street sold 411,987 TransAlta shares in Q1 2026, an estimated $5.31M.
TransAlta made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #5173 holding.
Jane Street first reported a position in TransAlta in Q2 2013 and has held it in 38 quarters since.
Jane Street's TransAlta position peaked at $7.88M in Q2 2025.
178 funds tracked by Wall St. Rank held TransAlta as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.