Ocean Power Technologies, Inc. - OPTT
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | History | No change | 8,919,165 | 2,336 | 0.0% | 0.0% | 1 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| UBS Group AG | History | No change | 6,869,388 | 1,799 | 0.0% | 0.0% | 2 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| BlackRock, Inc. | History | No change | 3,329,108 | 872 | 0.0% | 0.0% | 3 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| Polar Asset Management Partners Inc. | History | No change | 3,043,227 | 797 | 0.01% | 0.01% | 4 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | No change | 2,198,484 | 576 | 0.0% | 0.0% | 5 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | No change | 1,387,399 | 363 | 0.0% | 0.0% | 6 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | No change | 1,048,767 | 273 | 0.0% | 0.0% | 7 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| STATE STREET CORP | History | No change | 982,684 | 257 | 0.0% | 0.0% | 8 | 0 | 0.0% | Q2 2026 | Sep 22, 2026 |
| Cambridge Investment Research Advisors, Inc. | History | No change | 697,003 | 183 | 0.0% | 0.0% | 9 | 0 | 0.0% | Q2 2026 | Jul 27, 2026 |
| NORTHERN TRUST CORP | History | No change | 519,151 | 136 | 0.0% | 0.0% | 10 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| ROYAL BANK OF CANADA | History | No change | 518,050 | 136 | 0.0% | 0.0% | 11 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| HAMILTON CAPITAL PARTNERS, LLC | History | No change | 500,195 | 131 | 0.04% | 0.04% | 12 | 0 | 0.0% | Q2 2026 | Jul 20, 2026 |
| Caption Management, LLC | History | No change | 475,000 | 124 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| PEAK6 LLC | History | No change | 399,881 | 104 | 0.0% | 0.0% | 14 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| CITADEL ADVISORS LLC | History | No change | 365,200 | 95 | 0.0% | 0.0% | 15 | 0 | 0.0% | Q2 2026 | Sep 02, 2026 |
| HighTower Advisors, LLC | History | No change | 350,100 | 91 | 0.0% | 0.0% | 16 | 0 | 0.0% | Q2 2026 | Aug 05, 2026 |
| JANE STREET GROUP, LLC | History | No change | 214,931 | 56 | 0.0% | 0.0% | 17 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | History | No change | 204,864 | 53 | 0.01% | 0.01% | 18 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| D'Orazio & Associates, Inc. | History | No change | 197,503 | 51 | 0.01% | 0.01% | 19 | 0 | 0.0% | Q2 2026 | Jul 28, 2026 |
| OneDigital Investment Advisors LLC | History | No change | 159,532 | 41 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| SIMPLEX TRADING, LLC | History | No change | 129,786 | 34 | 0.0% | 0.0% | 21 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Pinnacle Financial Partners, Inc. | History | No change | 130,500 | 34 | 0.0% | 0.0% | 22 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| IMC-Chicago, LLC | History | No change | 103,241 | 27 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| GROUP ONE TRADING LLC | History | No change | 99,787 | 26 | 0.0% | 0.0% | 24 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Focus Partners Wealth | History | No change | 81,550 | 21 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 70,203 | 18 | 0.0% | 0.0% | 26 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Advisory Services Network, LLC | History | No change | 68,000 | 17 | 0.0% | 0.0% | 27 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Diversify Advisory Services, LLC | History | No change | 119,995 | 17 | 0.0% | 0.0% | 28 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| DIVERSIFY WEALTH MANAGEMENT, LLC | History | No change | 119,995 | 17 | 0.0% | 0.0% | 29 | 0 | 0.0% | Q2 2026 | Jul 29, 2026 |
| Morton Brown Family Wealth, LLC | History | No change | 58,285 | 15 | 0.0% | 0.0% | 30 | 0 | 0.0% | Q2 2026 | Jul 21, 2026 |
| SBI Securities Co., Ltd. | History | No change | 54,199 | 14 | 0.0% | 0.0% | 31 | 0 | 0.0% | Q2 2026 | Jul 22, 2026 |
| Sequoia Financial Advisors, LLC | History | No change | 50,000 | 13 | 0.0% | 0.0% | 32 | 0 | 0.0% | Q2 2026 | Jul 17, 2026 |
| Legato Capital Management LLC | History | No change | 48,257 | 12 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| J.W. COLE ADVISORS, INC. | History | No change | 43,735 | 11 | 0.0% | 0.0% | 34 | 0 | 0.0% | Q2 2026 | Jul 21, 2026 |
| XTX Topco Ltd | History | No change | 39,747 | 10 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Vanguard Global Advisers, LLC | History | No change | 36,567 | 9 | 0.0% | 0.0% | 36 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Kelsey Financial, LLC | History | No change | 37,000 | 9 | 0.01% | 0.01% | 37 | 0 | 0.0% | Q2 2026 | Aug 10, 2026 |
| BANK OF MONTREAL /CAN/ | History | No change | 18,000 | 7 | 0.0% | 0.0% | 38 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| ENVESTNET ASSET MANAGEMENT INC | History | No change | 30,057 | 7 | 0.0% | 0.0% | 39 | 0 | 0.0% | Q2 2026 | Sep 23, 2026 |
| Rockefeller Capital Management L.P. | History | No change | 30,000 | 7 | 0.0% | 0.0% | 40 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| TWO SIGMA SECURITIES, LLC | History | No change | 24,847 | 6 | 0.0% | 0.0% | 41 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| GTS SECURITIES LLC | History | No change | 25,000 | 6 | 0.0% | 0.0% | 42 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Caprock Group, LLC | History | No change | 21,000 | 5 | 0.0% | 0.0% | 43 | 0 | 0.0% | Q2 2026 | Jul 27, 2026 |
| Western Wealth Management, LLC | History | No change | 20,000 | 5 | 0.0% | 0.0% | 44 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| VestGen Advisors, LLC | History | No change | 20,431 | 5 | 0.0% | 0.0% | 45 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| OpenArc Corporate Advisory, LLC | History | No change | 20,000 | 5 | 0.0% | 0.0% | 46 | 0 | 0.0% | Q2 2026 | Aug 05, 2026 |
| JPMORGAN CHASE & CO | History | No change | 17,245 | 4 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| WELLS FARGO & COMPANY/MN | History | No change | 18,216 | 4 | 0.0% | 0.0% | 48 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| LPL Financial LLC | History | No change | 18,399 | 4 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| CAPTRUST FINANCIAL ADVISORS | History | No change | 18,964 | 4 | 0.0% | 0.0% | 50 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Tower Research Capital LLC (TRC) | History | No change | 17,441 | 4 | 0.0% | 0.0% | 51 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| Virtu Financial LLC | History | No change | 14,785 | 4 | 0.0% | 0.0% | 52 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Vanguard Personalized Indexing Management, LLC | History | No change | 17,444 | 4 | 0.0% | 0.0% | 53 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| Sovereign Financial Group, Inc. | History | No change | 17,000 | 4 | 0.0% | 0.0% | 54 | 0 | 0.0% | Q2 2026 | Jul 24, 2026 |
| Richmond Brothers, Inc. | History | No change | 11,846 | 3 | 0.0% | 0.0% | 55 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| Steward Partners Investment Advisory, LLC | History | No change | 14,463 | 3 | 0.0% | 0.0% | 56 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Hilltop Partners LLC | History | No change | 13,000 | 3 | 0.0% | 0.0% | 57 | 0 | 0.0% | Q2 2026 | Aug 05, 2026 |
| BARCLAYS PLC | History | No change | 9,874 | 2 | 0.0% | 0.0% | 58 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| DROMS STRAUSS ADVISORS INC /MO/ /ADV | History | No change | 10,000 | 2 | 0.0% | 0.0% | 59 | 0 | 0.0% | Q2 2026 | Aug 10, 2026 |
| Bank of New York Mellon Corp | History | No change | 11,218 | 2 | 0.0% | 0.0% | 60 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| GREAT VALLEY ADVISOR GROUP, INC. | History | No change | 10,100 | 2 | 0.0% | 0.0% | 61 | 0 | 0.0% | Q2 2026 | Aug 10, 2026 |
| MN Wealth Advisors, LLC | History | No change | 10,000 | 2 | 0.0% | 0.0% | 62 | 0 | 0.0% | Q2 2026 | Jul 23, 2026 |
| PROMETHIUM ADVISORS,LLC | History | No change | 10,000 | 2 | 0.0% | 0.0% | 63 | 0 | 0.0% | Q2 2026 | Aug 05, 2026 |
| MORGAN STANLEY | History | No change | 6,100 | 1 | 0.0% | 0.0% | 64 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| IFP Advisors, Inc | History | No change | 10,000 | 1 | 0.0% | 0.0% | 65 | 0 | 0.0% | Q3 2026 | Oct 16, 2026 |
| Larson Financial Group LLC | History | No change | 4,612 | 1 | 0.0% | 0.0% | 66 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Federation des caisses Desjardins du Quebec | History | No change | 5,900 | 1 | 0.0% | 0.0% | 67 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Spinnaker Investment Group, LLC | History | Closed out | 0 | 0 | — | 0.04% | — | -1,041,240 | -100.0% | Q3 2026 | Oct 13, 2026 |
| VOISARD ASSET MANAGEMENT GROUP, INC. | History | Closed out | 0 | 0 | — | 0.0% | — | -21,000 | -100.0% | Q3 2026 | Oct 13, 2026 |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -14,431 | -100.0% | Q3 2026 | Oct 13, 2026 |
| Grove Bank & Trust | History | Closed out | 0 | 0 | — | — | — | -3,000 | -100.0% | Q3 2026 | Oct 08, 2026 |
| Cape Investment Advisory, Inc. | History | Closed out | 0 | 0 | — | — | — | -500 | -100.0% | Q3 2026 | Oct 13, 2026 |
| CoreCap Advisors, LLC | History | Closed out | 0 | 0 | — | — | — | -250 | -100.0% | Q3 2026 | Oct 08, 2026 |
| TD Waterhouse Canada Inc. | History | Closed out | 0 | 0 | — | — | — | -43 | -100.0% | Q3 2026 | Oct 16, 2026 |
| FMR LLC | History | No change | 3 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| HARBOUR INVESTMENTS, INC. | History | No change | 300 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | No change | 100 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Clearstead Advisors, LLC | History | No change | 312 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| Allworth Financial LP | History | No change | 586 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| Continuum Advisory, LLC | History | No change | 20 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| Leo H. Evart, Inc. | History | No change | 270 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 17, 2026 |
| Key Capital Management, INC | History | No change | 8 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Jul 27, 2026 |
| Evelyn Partners Group Ltd | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |