28 institutions reported holding $9.6M of STAR EQUITY HOLDINGS INC (HSON) in SEC 13F filings for 2026-03-31. Largest institutional holders: Mink Brook Asset Management LLC ($3.2M), VANGUARD CAPITAL MANAGEMENT LLC ($1.4M), Cable Car Capital, LP ($1.0M), RENAISSANCE TECHNOLOGIES LLC ($831,919), North Star Investment Management Corp. ($565,400). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Mink Brook Asset Management LLC | $3.2M | 316,139 | Added |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $1.4M | 134,685 | New |
| 3 | Cable Car Capital, LP | $1.0M | 100,042 | Added |
| 4 | RENAISSANCE TECHNOLOGIES LLC | $831,919 | 80,926 | Added |
| 5 | North Star Investment Management Corp. | $565,400 | 55,000 | New |
| 6 | BlackRock, Inc. | $548,993 | 53,404 | Hold |
| 7 | DIMENSIONAL FUND ADVISORS LP | $430,341 | 41,861 | Trimmed |
| 8 | RBF Capital, LLC | $288,991 | 28,112 | Hold |
| 9 | Manatuck Hill Partners, LLC | $272,420 | 26,500 | Trimmed |
| 10 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $252,014 | 24,515 | Hold |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $250,759 | 24,384 | Trimmed |
| 12 | VANGUARD FIDUCIARY TRUST CO | $183,899 | 17,889 | New |
| 13 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $122,538 | 11,920 | Hold |
| 14 | Rothschild Wealth LLC | $116,164 | 11,300 | Trimmed |
| 15 | CWM, LLC | $21,794 | 2,120 | New |
| 16 | Vanguard Global Advisers, LLC | $10,856 | 1,056 | New |
| 17 | SBI Securities Co., Ltd. | $5,479 | 533 | Hold |
| 18 | Tower Research Capital LLC (TRC) | $3,372 | 328 | Trimmed |
| 19 | Royal Bank of Canada | $1,000 | 140 | Hold |
| 20 | FEDERATED HERMES, INC. | $802 | 78 | Trimmed |
| 21 | MORGAN STANLEY | $63 | 6 | Added |
| 22 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $31 | 3 | New |
| 23 | UBS Group AG | $10 | 1 | Trimmed |
| 24 | WHITTIER TRUST CO OF NEVADA INC | $10 | 1 | Hold |
| 25 | CITIGROUP INC | $10 | 1 | New |
Source: SEC Form 13F filings · as of 2026-03-31