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OCEAN POWER TECH (OPTT)
NYSE
$0.18+$0.002 (+1.10%)
Price as of Aug 03, 2026 5:33 PM EDT- $48.9MMarket Cap
- -65.35%1-Year Change
- Specialty Industrial MachineryIndustry
OCEAN POWER TECH (OPTT)
$0.18+$0.002 (+1.10%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD GROUP INC | 3.57% | 6.9M | 0 (0.00%) | Dec 31, 2025 |
UBS GROUP AG | 2.05% | 4.0M | +2.3M (+57.29%) | Mar 31, 2026 |
BLACKROCK, INC. | 1.72% | 3.3M | +511,005 (+15.35%) | Mar 31, 2026 |
GEODE CAPITAL MANAGEMENT, LLC | 1.11% | 2.2M | +287,271 (+13.33%) | Mar 31, 2026 |
SPINNAKER INVESTMENT GROUP, LLC | 0.54% | 1.0M | 0 (0.00%) | Jun 30, 2026 |
VANGUARD FIDUCIARY TRUST CO | 0.53% | 1.0M | +1.0M (+100.00%) | Mar 31, 2026 |
STATE STREET CORP | 0.42% | 810,284 | +23,900 (+2.95%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 4.31% | 8.4M | +2.7M (+32.46%) | Mar 31, 2026 |
SPDR SERIES TRUST | 1.31% | 2.5M | 0 (0.00%) | Apr 30, 2026 |
FIDELITY CONCORD STREET TRUST | 0.89% | 1.7M | -244,228 (-14.20%) | May 31, 2026 |
BRIDGEWAY FUNDS INC | 0.07% | 130,000 | 0 (0.00%) | Mar 28, 2024 |
T. Rowe Price Index Trust, Inc. | 0.06% | 119,800 | 0 (0.00%) | May 31, 2026 |
PROSHARES TRUST | 0.04% | 86,238 | 0 (0.00%) | May 31, 2026 |
VANGUARD INSTITUTIONAL INDEX FUNDS | 0.04% | 85,395 | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions163.6M (64.27%)
- Mutual Funds81.6M (32.07%)
- Insiders9.3M (3.66%)
- Other0 (0.00%)
Insider Transactions
- 3.66% (9.3M)Current InsiderOwnership (%, shares)
- 1Number of InsiderBuying (last 12 months)
- $422,821.58Amount of InsiderBuying (last 12 months)
- 0Number of InsiderSelling (last 12 months)
- $0.00Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Powers Robert Patrick Senior VP and CFO | In Kind | Mar 05, 2026 | $189,896.70 | 437,550 | $0.43 | 1.0M |
PAGLIARA TRACY D Senior VP and General Counsel | In Kind | Mar 05, 2026 | $140,137.30 | 322,897 | $0.43 | 858,353 |
Stratmann Philipp President and CEO | In Kind | Mar 05, 2026 | $391,075.66 | 901,096 | $0.43 | 1.9M |
Stratmann Philipp President and CEO | Exempt | Jan 30, 2026 | $0.00 | 100,198 | $0.00 | 100,198 |
PAGLIARA TRACY D Senior VP and General Counsel | Award | Jan 30, 2026 | $0.00 | 201,442 | $0.00 | 201,442 |
Powers Robert Patrick CFO | Exempt | Jan 30, 2026 | $0.00 | 54,032 | $0.00 | 54,032 |
PAGLIARA TRACY D Senior VP and General Counsel | Award | Jan 30, 2026 | $0.00 | 201,442 | $0.00 | 1.2M |
Stratmann Philipp President and CEO | Exempt | Jan 30, 2026 | $0.00 | 392,553 | $0.00 | 392,553 |
Powers Robert Patrick CFO | Exempt | Jan 30, 2026 | $0.00 | 173,920 | $0.00 | 173,920 |
Stratmann Philipp President and CEO | Award | Jan 30, 2026 | $0.00 | 100,162 | $0.00 | 2.3M |
Powers Robert Patrick CFO | Award | Jan 30, 2026 | $0.00 | 54,013 | $0.00 | 1.2M |
Stratmann Philipp President and CEO | Award | Jan 30, 2026 | $0.00 | 100,198 | $0.00 | 2.4M |
Powers Robert Patrick CFO | Award | Jan 30, 2026 | $0.00 | 54,032 | $0.00 | 1.3M |
Stratmann Philipp President and CEO | Award | Jan 30, 2026 | $0.00 | 392,553 | $0.00 | 2.8M |
Powers Robert Patrick CFO | Award | Jan 30, 2026 | $0.00 | 173,920 | $0.00 | 1.5M |
Powers Robert Patrick CFO | Award | Jan 27, 2026 | $0.00 | 427,447 | $0.00 | 1.2M |
cryan terence james | Award | Jan 27, 2026 | $0.00 | 377,973 | $0.00 | 2.3M |
PAGLIARA TRACY D Senior VP and General Counsel | Award | Jan 27, 2026 | $0.00 | 414,578 | $0.00 | 979,808 |
Stratmann Philipp President and CEO | Award | Jan 27, 2026 | $0.00 | 805,944 | $0.00 | 2.2M |
Thompson Jim Raymond | Award | Jan 27, 2026 | $0.00 | 151,189 | $0.00 | 151,189 |
Hewlett Clyde W | Award | Jan 27, 2026 | $0.00 | 151,189 | $0.00 | 1.1M |
Montesi Corliss J. | Award | Jan 27, 2026 | $0.00 | 151,189 | $0.00 | 151,189 |
Powers Robert Patrick CFO | Exempt | Jan 16, 2026 | $0.00 | 252,115 | $0.00 | 252,115 |
PAGLIARA TRACY D Senior VP and General Counsel | Award | Jan 16, 2026 | $0.00 | 273,256 | $0.00 | 273,256 |
Slaiby Peter E. | Award | Jan 16, 2026 | $0.00 | 593,208 | $0.00 | 1.1M |
Stratmann Philipp President and CEO | Exempt | Jan 16, 2026 | $0.00 | 569,045 | $0.00 | 569,045 |
PURCEL DIANA G | Award | Jan 16, 2026 | $0.00 | 903,748 | $0.00 | 1.3M |
cryan terence james | Award | Jan 16, 2026 | $0.00 | 1.4M | $0.00 | 2.0M |
Hewlett Clyde W | Award | Jan 16, 2026 | $0.00 | 558,080 | $0.00 | 981,886 |
Stratmann Philipp President and CEO | Award | Jan 16, 2026 | $0.00 | 161,801 | $0.00 | 1.4M |