18 institutions reported holding $53.5M of ENERGY TRANSITION SPL OPPORT (ETSSU) in SEC 13F filings for 2026-06-30. Largest institutional holders: Magnetar Financial LLC ($12.6M), MILLENNIUM MANAGEMENT LLC ($5.5M), LMR Partners LLP ($5.0M), Alberta Investment Management Corp ($5.0M), WHITEBOX ADVISORS LLC ($4.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Magnetar Financial LLC | $12.6M | 1.2M | New |
| 2 | MILLENNIUM MANAGEMENT LLC | $5.5M | 550,000 | New |
| 3 | LMR Partners LLP | $5.0M | 500,000 | New |
| 4 | Alberta Investment Management Corp | $5.0M | 500,000 | New |
| 5 | WHITEBOX ADVISORS LLC | $4.0M | 400,000 | New |
| 6 | Calamos Advisors LLC | $3.0M | 300,000 | New |
| 7 | Wealthspring Capital LLC | $2.9M | 293,341 | New |
| 8 | TORONTO DOMINION BANK | $2.8M | 275,900 | New |
| 9 | Lineage Point Capital LP | $2.5M | 250,724 | New |
| 10 | MOORE CAPITAL MANAGEMENT, LP | $2.5M | 250,000 | New |
| 11 | PICTON MAHONEY ASSET MANAGEMENT | $2.0M | 200,000 | New |
| 12 | ARISTEIA CAPITAL, L.L.C. | $2.0M | 198,727 | New |
| 13 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $1.1M | 107,505 | New |
| 14 | GRITSTONE ASSET MANAGEMENT LLC | $1.0M | 100,000 | New |
| 15 | Parallax Volatility Advisers, L.P. | $744,173 | 73,900 | New |
| 16 | Royal Bank of Canada | $492,000 | 49,200 | New |
| 17 | Clear Street Group Inc. | $373,360 | 37,336 | New |
| 18 | Arax Advisory Partners | $48,951 | 4,900 | New |
Source: SEC Form 13F filings · as of 2026-06-30