Orion Energy Systems, Inc. (OESX) ownership: Top institutional holder: North Star Investment Management Corp. ($4.59M). Insider activity: Net Seller (0 buys, 1 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| North Star Investment Management Corp. | 525552.00 | $4.59M | 2026-03-31 |
| Tieton Capital Management, LLC | 266476.00 | $2.33M | 2026-03-31 |
| GRACE & WHITE INC /NY | 241387.00 | $2.11M | 2026-03-31 |
| VANGUARD GROUP INC | 129958.00 | $2.00M | 2025-12-31 |
| RENAISSANCE TECHNOLOGIES LLC | 178469.00 | $1.56M | 2026-03-31 |
| MYDA Advisors LLC | 133505.00 | $1.17M | 2026-03-31 |
| SEI INVESTMENTS CO | 130101.00 | $1.14M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 111924.00 | $978216.00 | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-02-27 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.