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CenterBook Partners’s TransAlta TAC Stock Holding History

CenterBook Partners’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 		$3.27M Buy
236,778
+109,266
+86% +$1.44M 0.16% 151
2026
Q1 		$1.67M Sell
127,512
-250,430
-66% -$3.23M 0.09% 270
2025
Q4 		$4.78M Buy
377,942
+302,570
+401% +$4.52M 0.23% 109
2025
Q3 		$1.03M Sell
75,372
-700,082
-90% -$8.61M 0.05% 377
2025
Q2 		$8.37M Buy
+775,454
New +$7.38M 0.46% 45

Other funds holding TAC

Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return
BC
Brookfield Corp Toronto, Ontario, Canada $77B AUM 10.33% 1-Year Est. Return
Bank of Montreal
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 Dominion Bank Toronto, Ontario, Ontario, Canada $86.4B AUM 59.51% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

CenterBook Partners's TAC Position: Q2 2026 in Review

CenterBook Partners increased its TransAlta (TAC) stake by 86% in Q2 2026, buying an estimated $1.44M and bringing the position to 236,778 shares worth $3.27M. The position accounts for 0.16% of the portfolio, ranked #151.

CenterBook Partners first reported a position in TAC in Q2 2025 and has held it in 5 quarters since. The position peaked at $8.37M in Q2 2025. 178 funds tracked by Wall St. Rank hold TAC as of Q2 2026.

  • CenterBook Partners held 236,778 shares of TransAlta worth $3.27M as of Q2 2026.
  • CenterBook Partners bought 109,266 TransAlta shares in Q2 2026, an estimated $1.44M.
  • TransAlta made up 0.16% of CenterBook Partners's portfolio in Q2 2026, its #151 holding.
  • CenterBook Partners first reported a position in TransAlta in Q2 2025 and has held it in 5 quarters since.
  • CenterBook Partners's TransAlta position peaked at $8.37M in Q2 2025.
  • 178 funds tracked by Wall St. Rank held TransAlta as of Q2 2026.

Based on CenterBook Partners's 13F filing for Q2 2026, filed 11 Aug 2026.