MONROE TOWNSHIP, NJ
OCEAN POWER TECHNOLOGIES, INC.OPTT— Latest position per institution from SEC 13F filings
15
Institutional holders
34.27M
Total shares held
11.73M
Estimated value
1.71M
Avg. position size
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
8.58M
Value
3M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
6.94M
Value
2.08M
Filed
Dec 31, 2025
UBS GROUP AG
CIK 1610520
Shares
3.98M
Value
1.39M
Filed
Mar 31, 2026
BLACKROCK, INC.
CIK 2012383
Shares
3.33M
Value
1.17M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
2.16M
Value
754.64K
Filed
Mar 31, 2026
CONNECTIVE CAPITAL MANAGEMENT, LLC
CIK 1543568
Shares
1.18M
Value
593.47K
Filed
Sep 30, 2025
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
1.14M
Value
399.46K
Filed
Mar 31, 2026
SPINNAKER INVESTMENT GROUP, LLC
CIK 1911067
Shares
1.04M
Value
364.43K
Filed
Mar 31, 2026
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
1.03M
Value
361.97K
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
810.28K
Value
283.60K
Filed
Mar 31, 2026
ROYAL BANK OF CANADA
CIK 1000275
Shares
705.55K
Value
247K
Filed
Mar 31, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
577.39K
Value
113.05K
Filed
Jun 30, 2024
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
485.62K
Value
244.60K
Filed
Sep 30, 2025
PEAK6 LLC
CIK 1389958
Shares
414K
Value
144.90K
Filed
Mar 31, 2026
D'ORAZIO & ASSOCIATES, INC.
CIK 1646821
Shares
404.68K
Value
141.64K
Filed
Mar 31, 2026
NORTHERN TRUST CORP
CIK 73124
Shares
349.36K
Value
122.28K
Filed
Mar 31, 2026
HAMILTON CAPITAL PARTNERS, LLC
CIK 2037578
Shares
301.88K
Value
90.56K
Filed
Dec 31, 2025
CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.
CIK 1419186
Shares
297K
Value
104.00
Filed
Mar 31, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
276.80K
Value
96.88K
Filed
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
268.88K
Value
127.69K
Filed
Jun 30, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 8.58M | 3M | Mar 31, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 6.94M | 2.08M | Dec 31, 2025 |
| 3 | UBS GROUP AG | 1610520 | 3.98M | 1.39M | Mar 31, 2026 |
| 4 | BLACKROCK, INC. | 2012383 | 3.33M | 1.17M | Mar 31, 2026 |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 2.16M | 754.64K | Mar 31, 2026 |
| 6 | CONNECTIVE CAPITAL MANAGEMENT, LLC | 1543568 | 1.18M | 593.47K | Sep 30, 2025 |
| 7 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 1.14M | 399.46K | Mar 31, 2026 |
| 8 | SPINNAKER INVESTMENT GROUP, LLC | 1911067 | 1.04M | 364.43K | Mar 31, 2026 |
| 9 | VANGUARD FIDUCIARY TRUST CO | 933478 | 1.03M | 361.97K | Mar 31, 2026 |
| 10 | STATE STREET CORP | 93751 | 810.28K | 283.60K | Mar 31, 2026 |
| 11 | ROYAL BANK OF CANADA | 1000275 | 705.55K | 247K | Mar 31, 2026 |
| 12 | BLACKROCK FINANCE, INC. | 1364742 | 577.39K | 113.05K | Jun 30, 2024 |
| 13 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 485.62K | 244.60K | Sep 30, 2025 |
| 14 | PEAK6 LLC | 1389958 | 414K | 144.90K | Mar 31, 2026 |
| 15 | D'ORAZIO & ASSOCIATES, INC. | 1646821 | 404.68K | 141.64K | Mar 31, 2026 |
| 16 | NORTHERN TRUST CORP | 73124 | 349.36K | 122.28K | Mar 31, 2026 |
| 17 | HAMILTON CAPITAL PARTNERS, LLC | 2037578 | 301.88K | 90.56K | Dec 31, 2025 |
| 18 | CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC. | 1419186 | 297K | 104.00 | Mar 31, 2026 |
| 19 | CITADEL ADVISORS LLC | 1423053 | 276.80K | 96.88K | Mar 31, 2026 |
| 20 | MILLENNIUM MANAGEMENT LLC | 1273087 | 268.88K | 127.69K | Jun 30, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.