Who owns POWER SOLUTIONS INTERNATIONAL, INC.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of PSIX from SEC Form 13F filings across 157 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, 157 institutions disclosed 8.4M shares of POWER SOLUTIONS INTERNATIONAL, INC. worth $328.5M — about 36.4% of shares outstanding; the largest disclosed holder is Point72 Asset Management, L.P.. Source: SEC Form 13F filings, parsed by EvidInvest.
157
13F holders
$328.5M
value, 2026 filers
36.4%
of shares outstanding (8.4M sh)
28
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 PSIX's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Point72 Asset Management, L.P. | 1.5M | $58.2M | 0.1% | 6.5% | +27884.2% |
| 2 | BlackRock, Inc. | 818,968 | $31.8M | 0.0% | 3.6% | +14.5% |
| 3 | Newtyn Management, LLCNEW | 600,890 | $23.4M | 2.9% | 2.6% | new |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 340,634 | $13.2M | 0.0% | 1.5% | -0.1% |
| 5 | Yunqi Capital LtdNEW | 339,000 | $13.2M | 10.6% | 1.5% | new |
| 6 | BARCLAYS PLC | 311,110 | $12.1M | 0.0% | 1.3% | +30.1% |
| 7 | DIMENSIONAL FUND ADVISORS LP | 296,812 | $11.5M | 0.0% | 1.3% | +4.8% |
| 8 | OLP CAPITAL MANAGEMENT LtdNEW | 283,940 | $11.0M | 2.8% | 1.2% | new |
| 9 | Busey Bank | 220,000 | $8.6M | 0.2% | 1% | 0.0% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 216,235 | $8.4M | 0.0% | 0.9% | +10.2% |
| 11 | MILLENNIUM MANAGEMENT LLC | 206,942 | $8.0M | 0.0% | 0.9% | +111.4% |
| 12 | SG Americas Securities, LLC | 194,930 | $7.6M | 0.0% | 0.8% | -9.9% |
| 13 | STATE STREET CORP | 184,855 | $7.2M | 0.0% | 0.8% | +8.3% |
| 14 | GOLDMAN SACHS GROUP INC | 147,333 | $5.7M | 0.0% | 0.6% | +232.5% |
| 15 | FIRST TRUST ADVISORS LP | 146,750 | $5.7M | 0.0% | 0.6% | +70.4% |
| 16 | Yiheng Capital Management, L.P.NEW | 133,500 | $5.2M | 1.8% | 0.6% | new |
| 17 | Meros Investment Management, LP | 129,266 | $5.0M | 1.6% | 0.6% | +229.2% |
| 18 | MORGAN STANLEY | 113,003 | $4.4M | 0.0% | 0.5% | -32.3% |
| 19 | TWO SIGMA INVESTMENTS, LP | 108,961 | $4.2M | 0.0% | 0.5% | +135.0% |
| 20 | Hel Ved Capital Management Ltd | 100,876 | $3.9M | 0.3% | 0.4% | 0.0% |
| 21 | ALLIANCEBERNSTEIN L.P. | 98,700 | $6.0M | 0.0% | 0.4% | +195.2% |
| 22 | Valiant Capital Management, L.P. | 81,674 | $3.2M | 0.1% | 0.4% | +17.7% |
| 23 | NORTHERN TRUST CORP | 74,796 | $2.9M | 0.0% | 0.3% | -6.6% |
| 24 | Defiance ETFs, LLC | 72,881 | $2.7M | 0.0% | 0.3% | +249.2% |
| 25 | Tidal Investments LLC | 72,447 | $2.8M | 0.0% | 0.3% | +146.6% |
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.