Who Owns SUNPOWER INC (SPWR)? -- Institutional Holders (2026-06-30)
113 institutions reported holding $18.2M of SUNPOWER INC (SPWR) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($3.5M), Carlyle Group Inc. ($1.6M), Polar Asset Management Partners Inc. ($1.4M), ARDSLEY ADVISORY PARTNERS LP ($973,261), DDD Partners, LLC ($947,006). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | VANGUARD GROUP INC | $3.5M | 5.1M | Added |
| 2 | Carlyle Group Inc. | $1.6M | 2.3M | Added |
| 3 | Polar Asset Management Partners Inc. | $1.4M | 2.1M | Hold |
| 4 | ARDSLEY ADVISORY PARTNERS LP | $973,261 | 1.4M | Added |
| 5 | DDD Partners, LLC | $947,006 | 1.4M | Added |
| 6 | PRELUDE CAPITAL MANAGEMENT, LLC | $876,058 | 1.3M | Added |
| 7 | BlackRock, Inc. | $861,860 | 1.3M | Trimmed |
| 8 | RENAISSANCE TECHNOLOGIES LLC | $748,103 | 1.1M | Trimmed |
| 9 | WESTERLY CAPITAL MANAGEMENT, LLC | $687,300 | 1.0M | Added |
| 10 | Alyeska Investment Group, L.P. | $577,041 | 839,577 | Hold |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $532,022 | 773,432 | Trimmed |
| 12 | Diametric Capital, LP | $502,281 | 730,804 | Added |
| 13 | Qube Research & Technologies Ltd | $419,942 | 611,002 | New |
| 14 | Yorkville Advisors Global, LP | $378,537 | 551,000 | New |
| 15 | XTX Topco Ltd | $333,071 | 484,608 | Trimmed |
| 16 | UBS Group AG | $304,999 | 443,958 | Added |
| 17 | Sphera Management Technology Funds Ltd | $297,945 | 433,500 | Hold |
| 18 | MORGAN STANLEY | $296,492 | 431,388 | Added |
| 19 | LUMINUS MANAGEMENT LLC | $292,102 | 425,000 | New |
| 20 | GOLDMAN SACHS GROUP INC | $218,003 | 317,188 | Trimmed |
| 21 | Squarepoint Ops LLC | $217,942 | 317,099 | Trimmed |
| 22 | STATE STREET CORP | $186,338 | 271,116 | Trimmed |
| 23 | MILLENNIUM MANAGEMENT LLC | $168,641 | 245,367 | New |
| 24 | Arax Advisory Partners | $164,149 | 238,831 | Added |
| 25 | KING LUTHER CAPITAL MANAGEMENT CORP | $144,333 | 210,000 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30