Who Owns ORION ENERGY SYS INC (OESX)? -- Institutional Holders (2026-06-30)
40 institutions reported holding $21.2M of ORION ENERGY SYS INC (OESX) in SEC 13F filings for 2026-06-30. Largest institutional holders: North Star Investment Management Corp. ($6.2M), Tieton Capital Management, LLC ($3.3M), GRACE & WHITE INC /NY ($3.1M), RENAISSANCE TECHNOLOGIES LLC ($2.1M), VANGUARD GROUP INC ($1.8M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | North Star Investment Management Corp. | $6.2M | 526,952 | Added |
| 2 | Tieton Capital Management, LLC | $3.3M | 284,526 | Added |
| 3 | GRACE & WHITE INC /NY | $3.1M | 263,613 | Added |
| 4 | RENAISSANCE TECHNOLOGIES LLC | $2.1M | 181,669 | Added |
| 5 | VANGUARD GROUP INC | $1.8M | 151,002 | Added |
| 6 | US BANCORP \DE\ | $820,112 | 70,155 | Hold |
| 7 | MARSHALL WACE, LLP | $717,088 | 61,342 | Added |
| 8 | SEI INVESTMENTS CO | $647,690 | 55,406 | Trimmed |
| 9 | JANE STREET GROUP, LLC | $627,578 | 53,685 | Added |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $445,788 | 38,125 | Trimmed |
| 11 | BlackRock, Inc. | $431,244 | 36,890 | Added |
| 12 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $364,027 | 31,140 | Added |
| 13 | ESSEX INVESTMENT MANAGEMENT CO LLC | $240,908 | 20,608 | Added |
| 14 | Quadrature Capital Ltd | $236,360 | 20,219 | Added |
| 15 | Farther Finance Advisors, LLC | $113,393 | 9,700 | New |
| 16 | MORGAN STANLEY | $20,422 | 1,747 | Added |
| 17 | IAG Wealth Partners, LLC | $19,873 | 1,700 | Hold |
| 18 | Firsthand Capital Management, Inc. | $16,366 | 1,400 | Hold |
| 19 | Axiom Investment Management LLC | $14,098 | 1,206 | Hold |
| 20 | JPMORGAN CHASE & CO | $7,000 | 591 | New |
| 21 | Royal Bank of Canada | $7,000 | 634 | New |
| 22 | JONES FINANCIAL COMPANIES LLLP | $4,279 | 378 | Added |
| 23 | UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC | $4,021 | 344 | Hold |
| 24 | COMPASS FINANCIAL MANAGEMENT LLC | $3,133 | 268 | New |
| 25 | WELLS FARGO & COMPANY/MN | $2,338 | 200 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30