% of shares outstanding not shown: no SEC cover-page share count falls within 120 days of the 2026-Q1 quarter end, so any percentage would rest on a count that cannot speak for this quarter. Holder share counts are shown as filed.
Crowding percentile lands with its cohort — the cohort is size-matched, so it needs a market cap for SPWR in the served universe — that lands with the next screener build.
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 4,092,7344.1M | $5M | — | ADD 10% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 3,073,0353.1M | $4M | — | NEW |
| 3 | STATE STREET CORP | 2,422,5482.4M | $3M | — | ADD 23% |
| 4 | Polar Asset Management Partners Inc. | 2,089,7282.1M | $3M | — | — |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 1,806,2071.8M | $2M | — | ADD 20% |
| 6 | RENAISSANCE TECHNOLOGIES LLC | 1,382,8921.4M | $2M | — | ADD 38% |
| 7 | GOLDMAN SACHS GROUP INC | 1,364,1631.4M | $2M | — | ADD 387% |
| 8 | ARDSLEY ADVISORY PARTNERS LP | 960,000960,000 | $1M | — | ADD 85% |
| 9 | Alyeska Investment Group, L.P. | 839,577839,577 | $1M | — | — |
| 10 | WESTERLY CAPITAL MANAGEMENT, LLC | 650,000650,000 | $825,500 | — | NEW |
| 11 | LAZARD ASSET MANAGEMENT LLC | 612,408612,408 | $777,758 | — | NEW |
| 12 | Squarepoint Ops LLC | 611,827611,827 | $777,020 | — | ADD 34% |
| 13 | PRELUDE CAPITAL MANAGEMENT, LLC | 601,556601,556 | $763,976 | — | ADD 13% |
| 14 | Diametric Capital, LP | 587,059587,059 | $745,564 | — | ADD 34% |
| 15 | XTX Topco Ltd | 578,077578,077 | $734,158 | — | ADD 12% |
| 16 | NORTHERN TRUST CORP | 550,590550,590 | $699,249 | — | ADD 24% |
| 17 | Cygnus Capital Advisors, LLC | 526,164526,164 | $668,000 | — | ADD 55% |
| 18 | METEORA CAPITAL, LLC | 500,673500,673 | $635,855 | — | TRIM -17% |
| 19 | VANGUARD PORTFOLIO MANAGEMENT LLC | 468,342468,342 | $594,794 | — | NEW |
| 20 | AMERIPRISE FINANCIAL INC | 452,242452,242 | $574,347 | — | NEW |
| 21 | VANGUARD FIDUCIARY TRUST CO | 439,942439,942 | $558,726 | — | NEW |
| 22 | Sphera Management Technology Funds Ltd | 433,500433,500 | $550,545 | — | — |
| 23 | Carlyle Group Inc. | 433,158433,158 | $550,111 | — | — |
| 24 | Mitsubishi UFJ Asset Management Co., Ltd. | 365,569365,569 | $464,273 | — | TRIM -3% |
| 25 | Arax Advisory Partners | 238,461238,461 | $302,846 | — | NEW |
| 26 | KING LUTHER CAPITAL MANAGEMENT CORP | 210,000210,000 | $266,700 | — | — |
| 27 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 185,600185,600 | $235,712 | — | ADD 68% |
| 28 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 178,125178,125 | $226,219 | — | ADD 18% |
| 29 | Nuveen, LLC | 172,595172,595 | $219,196 | — | — |
| 30 | Firsthand Capital Management, Inc. | 150,000150,000 | $190,500 | — | — |
| 31 | Bank of New York Mellon Corp | 142,572142,572 | $181,065 | — | TRIM -7% |
| 32 | BANK OF AMERICA CORP /DE/ | 140,441140,441 | $178,360 | — | ADD 208% |
| 33 | ProShare Advisors LLC | 132,964132,964 | $168,865 | — | ADD 15% |
| 34 | Quinn Opportunity Partners LLC | 124,039124,039 | $157,530 | — | — |
| 35 | Worth Venture Partners, LLC | 120,025120,025 | $152,432 | — | ADD 14% |
| 36 | UBS Group AG | 105,641105,641 | $134,165 | — | TRIM -22% |
| 37 | AQR CAPITAL MANAGEMENT LLC | 105,424105,424 | $133,889 | — | NEW |
| 38 | TWO SIGMA INVESTMENTS, LP | 100,689100,689 | $127,875 | — | TRIM -46% |
| 39 | Rockefeller Capital Management L.P. | 100,000100,000 | $127,000 | — | — |
| 40 | Cerity Partners LLC | 99,09999,099 | $125,856 | — | — |
| 41 | SEI INVESTMENTS CO | 94,04494,044 | $119,436 | — | — |
| 42 | DDD Partners, LLC | 86,10086,100 | $109,347 | — | NEW |
| 43 | State of Wyoming | 82,13082,130 | $104,305 | — | ADD 5% |
| 44 | NEUBERGER BERMAN GROUP LLC | 78,30078,300 | $99,441 | — | — |
| 45 | MORGAN STANLEY | 69,28669,286 | $87,993 | — | TRIM -37% |
| 46 | CITADEL ADVISORS LLC | 65,85265,852 | $83,632 | — | TRIM -78% |
| 47 | DEUTSCHE BANK AG\ | 53,99753,997 | $68,576 | — | — |
| 48 | ALLIANCEBERNSTEIN L.P. | 43,30043,300 | $67,981 | — | — |
| 49 | RHUMBLINE ADVISERS | 45,91245,912 | $58,299 | — | TRIM -7% |
| 50 | PRICE T ROWE ASSOCIATES INC /MD/ | 44,52044,520 | $57,000 | — | ADD 46% |
| 51 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 38,07338,073 | $48,353 | — | ADD 33% |
| 52 | JPMORGAN CHASE & CO | 39,39039,390 | $48,055 | — | TRIM -37% |
| 53 | PRUDENTIAL FINANCIAL INC | 37,17037,170 | $47,206 | — | ADD 63% |
| 54 | Vanguard Global Advisers, LLC | 34,06134,061 | $43,257 | — | NEW |
| 55 | NEW YORK STATE COMMON RETIREMENT FUND | 32,80032,800 | $41,656 | — | — |
| 56 | PEAK6 LLC | 32,59832,598 | $41,399 | — | TRIM -50% |
| 57 | Invesco Ltd. | 32,55232,552 | $41,341 | — | — |
| 58 | Van Hulzen Asset Management, LLC | 32,00032,000 | $40,640 | — | TRIM -20% |
| 59 | WELLS FARGO & COMPANY/MN | 30,39430,394 | $38,601 | — | TRIM -56% |
| 60 | TTP Investments, Inc. | 30,13330,133 | $38,269 | — | — |
| 61 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 26,56326,563 | $33,735 | — | NEW |
| 62 | VERUS CAPITAL PARTNERS, LLC | 25,00025,000 | $31,750 | — | NEW |
| 63 | DIVERSIFY WEALTH MANAGEMENT, LLC | 34,73734,737 | $28,832 | — | NEW |
| 64 | INTECH INVESTMENT MANAGEMENT LLC | 21,91421,914 | $27,831 | — | TRIM -26% |
| 65 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 20,40020,400 | $25,908 | — | ADD 10% |
| 66 | Tower Research Capital LLC (TRC) | 20,24420,244 | $25,710 | — | ADD 206% |
| 67 | Russell Investments Group, Ltd. | 18,75418,754 | $23,817 | — | — |
| 68 | BARCLAYS PLC | 18,40718,407 | $23,377 | — | TRIM -81% |
| 69 | BNP PARIBAS FINANCIAL MARKETS | 17,75917,759 | $22,554 | — | ADD 24% |
| 70 | Quadrature Capital Ltd | 17,51417,514 | $22,243 | — | NEW |
| 71 | Police & Firemen's Retirement System of New Jersey | 16,51616,516 | $20,975 | — | — |
| 72 | Gunpowder Capital Management, LLC dba Oliver Wealth Management | 15,66715,667 | $19,897 | — | — |
| 73 | VOYA INVESTMENT MANAGEMENT LLC | 12,67412,674 | $16,096 | — | — |
| 74 | Ascentis Wealth Management, LLC | 12,00012,000 | $15,240 | — | — |
| 75 | R Squared Ltd | 10,61210,612 | $13,477 | — | TRIM -69% |
| 76 | MOORE CAPITAL MANAGEMENT, LP | 10,00010,000 | $12,700 | — | — |
| 77 | RWA WEALTH PARTNERS, LLC | 10,00010,000 | $12,700 | — | NEW |
| 78 | Ameritas Investment Partners, Inc. | 6,1566,156 | $7,818 | — | — |
| 79 | CWM, LLC | 5,9515,951 | $7,558 | — | ADD 1069% |
| 80 | Legal & General Group Plc | 5,4945,494 | $6,977 | — | — |
| 81 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 4,3174,317 | $5,483 | — | ADD 12% |
| 82 | FEDERATED HERMES, INC. | 3,4043,404 | $4,323 | — | NEW |
| 83 | CITIGROUP INC | 3,2713,271 | $4,154 | — | ADD 131% |
| 84 | Essential Partners LLC | 3,2483,248 | $4,125 | — | ADD 40500% |
| 85 | Sterling Capital Management LLC | 2,1522,152 | $2,733 | — | TRIM -34% |
| 86 | WOLVERINE ASSET MANAGEMENT LLC | 2,0452,045 | $2,597 | — | — |
| 87 | FMR LLC | 1,0911,091 | $1,386 | — | TRIM -54% |
| 88 | EverSource Wealth Advisors, LLC | 612612 | $777 | — | NEW |
| 89 | OSAIC HOLDINGS, INC. | 400400 | $508 | — | — |
| 90 | PNC FINANCIAL SERVICES GROUP, INC. | 331331 | $420 | — | TRIM -20% |
| 91 | Root Financial Partners, LLC | 165165 | $210 | — | NEW |
| 92 | Allworth Financial LP | 163163 | $208 | — | ADD 443% |
| 93 | MAI Capital Management | 5858 | $74 | — | NEW |
| 94 | Avalon Trust Co | 5252 | $67 | — | — |
| 95 | IFP Advisors, Inc | 1818 | $23 | — | NEW |
| 96 | ROTHSCHILD INVESTMENT LLC | 1414 | $18 | — | ADD 56% |
| 97 | SJS Investment Consulting Inc. | 1111 | $14 | — | NEW |
| 98 | Caitong International Asset Management Co., Ltd | 22 | $3 | — | NEW |
| 99 | Farther Finance Advisors, LLC | 11 | $1 | — | NEW |
Ranked by each filer’s own reported value, not shares.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | +3,073,035 | — | OPEN |
| GOLDMAN SACHS GROUP INC | +1,084,049 | — | ADD |
| WESTERLY CAPITAL MANAGEMENT, LLC | +650,000 | — | OPEN |
| LAZARD ASSET MANAGEMENT LLC | +612,408 | — | OPEN |
| VANGUARD PORTFOLIO MANAGEMENT LLC | +468,342 | — | OPEN |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD GROUP INC | −3,663,422 | — | CLOSE |
| CITADEL ADVISORS LLC | −228,027 | — | TRIM |
| FIFTH LANE CAPITAL, LP | −200,000 | — | CLOSE |
| FULLER & THALER ASSET MANAGEMENT, INC. | −138,800 | — | CLOSE |
| METEORA CAPITAL, LLC | −105,894 | — | TRIM |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | — | — | 3.3M | 3.7M | 3.7M | 4.1M | $5M |
| VANGUARD CAPITAL MANAGEMENT LLC | — | — | — | — | — | 3.1M | $4M |
| STATE STREET CORP | 115K | 115K | 533K | 685K | 2.0M | 2.4M | $3M |
| Polar Asset Management Partners Inc. | 2.7M | 2.5M | 2.1M | 2.1M | 2.1M | 2.1M | $3M |
| GEODE CAPITAL MANAGEMENT, LLC | 273K | 456K | 1.2M | 1.4M | 1.5M | 1.8M | $2M |
| RENAISSANCE TECHNOLOGIES LLC | 286K | — | 343K | 990K | 999K | 1.4M | $2M |
| GOLDMAN SACHS GROUP INC | — | — | 138K | 302K | 280K | 1.4M | $2M |
| ARDSLEY ADVISORY PARTNERS LP | — | — | — | 210K | 520K | 960K | $1M |
| Alyeska Investment Group, L.P. | 219K | 219K | — | — | 840K | 840K | $1M |
| WESTERLY CAPITAL MANAGEMENT, LLC | — | — | — | — | — | 650K | $825,500 |
| LAZARD ASSET MANAGEMENT LLC | — | — | — | — | — | 612K | $777,758 |
| Squarepoint Ops LLC | — | — | — | — | 457K | 612K | $777,020 |
| PRELUDE CAPITAL MANAGEMENT, LLC | — | — | — | — | 532K | 602K | $763,976 |
| Diametric Capital, LP | 230K | 230K | — | — | 439K | 587K | $745,564 |
| XTX Topco Ltd | — | 55K | 300K | 575K | 516K | 578K | $734,158 |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Holders only — breaks = no 13F.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
