OPTT — Ocean Power Technologies, 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
Measured signals that fired on OPTT
| date | signal | measured base rate |
|---|---|---|
| 2026-07-07 | 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 |
| 2026-03-13 | Quarterly report filed, no surprise either way earnings | +0.87% over 21 days · t = 2.28 · n = 3,445 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 |
|---|---|---|---|---|---|
| 2026-03-05 | Stratmann Philipp President and CEO | Shares withheld for tax | 901.1K | 0.43 | 387.5K |
| 2026-03-05 | Powers Robert Patrick Senior VP and CFO | Shares withheld for tax | 437.6K | 0.43 | 188.1K |
| 2026-03-05 | PAGLIARA TRACY D Senior VP and General Counsel | Shares withheld for tax | 322.9K | 0.43 | 138.8K |
| 2026-01-30 | Stratmann Philipp President and CEO | Grant or award | 392.6K | — | — |
| 2026-01-30 | Powers Robert Patrick CFO | Grant or award | 173.9K | — | — |
| 2026-01-30 | Stratmann Philipp President and CEO | Grant or award | 100.2K | — | — |
| 2026-01-30 | Powers Robert Patrick CFO | Grant or award | 54.0K | — | — |
| 2026-01-30 | Powers Robert Patrick CFO | Grant or award | 54.0K | — | — |
| 2026-01-30 | Stratmann Philipp President and CEO | Grant or award | 100.2K | — | — |
| 2026-01-30 | PAGLIARA TRACY D Senior VP and General Counsel | Grant or award | 201.4K | — | — |
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 |
|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | 3.0M | 8.6M |
| UBS Group AG | 1.4M | 4.0M |
| BlackRock, Inc. | 1.2M | 3.3M |
| GEODE CAPITAL MANAGEMENT, LLC | 754.6K | 2.2M |
| Spinnaker Investment Group, LLC | 364.4K | 1.0M |
| VANGUARD FIDUCIARY TRUST CO | 362.0K | 1.0M |
| STATE STREET CORP | 283.6K | 810.3K |
| ROYAL BANK OF CANADA | 247.0K | 705.5K |
| D'Orazio & Associates, Inc. | 141.6K | 404.7K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 126.5K | 361.4K |
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 | |
|---|---|---|---|
| 10-K | 2026-08-19 | 2026-04-30 | on EDGAR ↗ |
| DEFA14A | 2026-08-17 | — | on EDGAR ↗ |
| 8-K | 2026-08-17 | 2026-08-17 | on EDGAR ↗ |
| 3 | 2026-08-05 | 2026-07-21 | on EDGAR ↗ |
| 8-K | 2026-08-05 | 2026-08-05 | on EDGAR ↗ |
| DEF 14A | 2026-08-03 | 2026-08-03 | on EDGAR ↗ |
| NT 10-K | 2026-07-29 | 2026-04-30 | on EDGAR ↗ |
| 8-K | 2026-07-27 | 2026-07-27 | 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
- Ocean Power Technologies, Inc. (OPTT) filed form 8-K · 2026-08-20 · SEC EDGAR
- Ocean Power Technologies, Inc. (OPTT) filed form 10-K · 2026-08-19 · SEC EDGAR
- Ocean Power Technologies, Inc. (OPTT) filed form 8-K · 2026-08-17 · SEC EDGAR
- Ocean Power Technologies, Inc. (OPTT) filed form 8-K · 2026-08-17 · SEC EDGAR
- Ocean Power Technologies, Inc. (OPTT) filed form DEFA14A · 2026-08-17 · SEC EDGAR
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