Who owns SunPower Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of SPWR from SEC Form 13F filings across 76 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 76 institutions disclosed 28.0M shares of SunPower Inc. worth $19.2M — about 18.8% of shares outstanding; the largest disclosed holder is VANGUARD CAPITAL MANAGEMENT LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
76
13F holders
$19.2M
value, 2026 filers
18.8%
of shares outstanding (28.0M sh)
19
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of SPWR's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | 4.6M | $3.2M | 0.0% | 3.1% | +49.8% |
| 2 | Carlyle Group Inc. | 2.3M | $1.6M | 0.0% | 1.6% | +441.1% |
| 3 | Polar Asset Management Partners Inc. | 2.1M | $1.4M | 0.0% | 1.4% | 0.0% |
| 4 | Cygnus Capital Advisors, LLC | 1.6M | $1.1M | 0.7% | 1% | +196.9% |
| 5 | ARDSLEY ADVISORY PARTNERS LP | 1.4M | $973,261 | 0.1% | 0.9% | +47.5% |
| 6 | DDD Partners, LLC | 1.4M | $947,006 | 0.1% | 0.9% | +1500.3% |
| 7 | PRELUDE CAPITAL MANAGEMENT, LLC | 1.3M | $876,058 | 0.1% | 0.9% | +111.9% |
| 8 | BlackRock, Inc. | 1.3M | $861,860 | 0.0% | 0.8% | -69.4% |
| 9 | RENAISSANCE TECHNOLOGIES LLC | 1.1M | $748,103 | 0.0% | 0.7% | -21.3% |
| 10 | WESTERLY CAPITAL MANAGEMENT, LLC | 1.0M | $687,300 | 0.1% | 0.7% | +53.8% |
| 11 | Alyeska Investment Group, L.P. | 839,577 | $577,041 | 0.0% | 0.6% | 0.0% |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 773,432 | $532,022 | 0.0% | 0.5% | -57.2% |
| 13 | Diametric Capital, LP | 730,804 | $502,281 | 0.1% | 0.5% | +24.5% |
| 14 | Qube Research & Technologies LtdNEW | 611,002 | $419,942 | 0.0% | 0.4% | new |
| 15 | Yorkville Advisors Global, LPNEW | 551,000 | $378,537 | 0.4% | 0.4% | new |
| 16 | XTX Topco Ltd | 484,608 | $333,071 | 0.0% | 0.3% | -16.2% |
| 17 | VANGUARD FIDUCIARY TRUST CO | 463,988 | $318,760 | 0.0% | 0.3% | +5.5% |
| 18 | UBS Group AG | 443,958 | $304,999 | 0.0% | 0.3% | +320.3% |
| 19 | Sphera Management Technology Funds Ltd | 433,500 | $297,945 | 0.1% | 0.3% | 0.0% |
| 20 | MORGAN STANLEY | 431,388 | $296,492 | 0.0% | 0.3% | +522.6% |
| 21 | LUMINUS MANAGEMENT LLCNEW | 425,000 | $292,102 | 0.2% | 0.3% | new |
| 22 | GOLDMAN SACHS GROUP INC | 317,188 | $218,003 | 0.0% | 0.2% | -76.7% |
| 23 | Squarepoint Ops LLC | 317,099 | $217,942 | 0.0% | 0.2% | -48.2% |
| 24 | STATE STREET CORP | 271,116 | $186,338 | 0.0% | 0.2% | -88.8% |
| 25 | MILLENNIUM MANAGEMENT LLCNEW | 245,367 | $168,641 | 0.0% | 0.2% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.