TransAlta
169 hedge funds and large institutions have $2.41B invested in TransAlta in 2025 Q2 according to their latest regulatory filings, with 30 funds opening new positions, 52 increasing their positions, 67 reducing their positions, and 22 closing their positions.
199% more call options, than puts
Call options by funds: $37.7M | Put options by funds: $12.6M
36% more first-time investments, than exits
New positions opened: 30 | Existing positions closed: 22
20% more funds holding in top 10
Funds holding in top 10: 5 → 6 (+1)
18% more capital invested
Capital invested by funds: $2.04B → $2.41B (+$364M)
4% more funds holding
Funds holding: 162 → 169 (+7)
1.85% more ownership
Funds ownership: 73.37% → 75.22% (+1.9%)
22% less repeat investments, than reductions
Existing positions increased: 52 | Existing positions reduced: 67
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Royal Bank of Canada
Toronto,
Ontario, Canada
|
+$71.3M |
| 2 |
Goldman Sachs
New York
|
+$40.5M |
| 3 |
RCMNY
Rubric Capital Management (New York)
New York
|
+$37.6M |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
+$32.5M |
| 5 |
Millennium Management
New York
|
+$16.8M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
-$37.2M |
| 2 |
Bank of Montreal
Toronto,
Ontario, Canada
|
-$33.3M |
| 3 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$21.5M |
| 4 |
American Century Companies
Kansas City,
Missouri
|
-$20.5M |
| 5 |
MC
Maplelane Capital
New York
|
-$20.1M |
TAC Hedge Fund Activity: Q2 2025 in Review
169 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in TransAlta (TAC) for Q2 2025, worth a combined $2.41B — up 18% from $2.04B a quarter earlier.
Buyers outnumbered sellers: 30 funds opened new TAC positions and 22 closed out — a net gain of 8 holders — while 52 added to existing stakes and 67 trimmed.
The largest buyer was Royal Bank of Canada, adding an estimated $71.3M. The largest seller was Morgan Stanley, cutting an estimated $37.2M.
- 169 institutional investors held TransAlta (TAC) as of Q2 2025, up from 162 in Q1 2025.
- Funds reported $2.41B of TransAlta stock for Q2 2025, up 18% quarter-over-quarter.
- 30 funds opened new TransAlta positions in Q2 2025 and 22 closed out, a net change of +8 holders.
- The largest TransAlta buyer in Q2 2025 was Royal Bank of Canada, an estimated $71.3M added.
- The largest TransAlta seller in Q2 2025 was Morgan Stanley, an estimated $37.2M sold.
Based on aggregated 13F filings for Q2 2025.