OESX — ORION ENERGY SYSTEMS, INC.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Others in Industrials
Measured signals that fired on OESX
| date | signal | measured base rate |
|---|---|---|
| 2026-07-15 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
| 2026-05-15 | Institutional holders jumped in a quarter ownership | -0.52% over 21 days · t = -0.38 · n = 1,553 not distinguishable from its control group |
| 2026-03-13 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-11 | Green Scott A. President and COO | Grant or award | 9.0K | 0.00 | 0 |
| 2026-08-11 | Otten Anthony L. Director | Grant or award | 2.5K | 0.00 | 0 |
| 2026-08-11 | BRODIN J PER EVP, CFO, CAO & Treasurer | Grant or award | 9.0K | 0.00 | 0 |
| 2026-08-11 | Shapiro Richard A Director | Grant or award | 2.5K | 0.00 | 0 |
| 2026-08-11 | Washlow Sally A. Chief Executive Officer | Grant or award | 12.0K | 0.00 | 0 |
| 2026-08-11 | Wishart-Smith Heather L Director | Grant or award | 2.5K | 0.00 | 0 |
| 2026-08-11 | RICHSTONE ELLEN B Director | Grant or award | 2.5K | 0.00 | 0 |
| 2026-06-24 | Washlow Sally A. Chief Executive Officer | Open-market purchase | 1.8K | 9.47 | 16.9K |
| 2026-06-23 | Washlow Sally A. Chief Executive Officer | Open-market purchase | 955 | 9.50 | 9.1K |
| 2026-02-27 | BRODIN J PER EVP, CFO, CAO & Treasurer | Open-market purchase | 500 | 11.07 | 5.5K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| North Star Investment Management Corp. | 4.6M | 525.6K |
| GRACE & WHITE INC /NY | 2.1M | 241.4K |
| RENAISSANCE TECHNOLOGIES LLC | 1.6M | 178.5K |
| MYDA Advisors LLC | 1.2M | 133.5K |
| SEI INVESTMENTS CO | 1.1M | 130.1K |
| VANGUARD CAPITAL MANAGEMENT LLC | 978.2K | 111.9K |
| Manatuck Hill Partners, LLC | 624.3K | 71.4K |
| US BANCORP \DE\ | 613.2K | 70.2K |
| MARSHALL WACE, LLP | 497.5K | 56.9K |
| GEODE CAPITAL MANAGEMENT, LLC | 350.5K | 40.1K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 4 | 2026-08-12 | 2026-08-11 | on EDGAR ↗ |
| 4 | 2026-08-12 | 2026-08-11 | on EDGAR ↗ |
| 4 | 2026-08-12 | 2026-08-11 | on EDGAR ↗ |
| 4 | 2026-08-12 | 2026-08-11 | on EDGAR ↗ |
| 4 | 2026-08-12 | 2026-08-11 | on EDGAR ↗ |
| 4 | 2026-08-12 | 2026-08-11 | on EDGAR ↗ |
| 4 | 2026-08-12 | 2026-08-11 | on EDGAR ↗ |
| S-8 | 2026-08-07 | — | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
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