MONROE TOWNSHIP, NJ
OCEAN POWER TECHNOLOGIES, INC.OPTT— Latest position per institution from SEC 13F filings
15
Institutional holders
41.47M
Total shares held
11.31M
Estimated value
2.07M
Avg. position size
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
8.92M
Value
2.34M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
6.94M
Value
2.08M
Filed
Dec 31, 2025
UBS GROUP AG
CIK 1610520
Shares
6.87M
Value
1.80M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
3.33M
Value
872.23K
Filed
Jun 30, 2026
POLAR ASSET MANAGEMENT PARTNERS INC.
CIK 1326389
Shares
3.04M
Value
797.33K
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
2.20M
Value
576.20K
Filed
Jun 30, 2026
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
1.39M
Value
363.50K
Filed
Jun 30, 2026
CONNECTIVE CAPITAL MANAGEMENT, LLC
CIK 1543568
Shares
1.18M
Value
593.47K
Filed
Sep 30, 2025
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
1.05M
Value
273.19K
Filed
Jun 30, 2026
SPINNAKER INVESTMENT GROUP, LLC
CIK 1911067
Shares
1.04M
Value
272.81K
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
982.68K
Value
257.46K
Filed
Jun 30, 2026
CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.
CIK 1419186
Shares
697K
Value
183.00
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
577.39K
Value
113.05K
Filed
Jun 30, 2024
NORTHERN TRUST CORP
CIK 73124
Shares
519.15K
Value
136.02K
Filed
Jun 30, 2026
ROYAL BANK OF CANADA
CIK 1000275
Shares
518.05K
Value
136K
Filed
Jun 30, 2026
HAMILTON CAPITAL PARTNERS, LLC
CIK 2037578
Shares
500.19K
Value
131.05K
Filed
Jun 30, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
485.62K
Value
244.60K
Filed
Sep 30, 2025
CAPTION MANAGEMENT, LLC
CIK 1706766
Shares
475K
Value
124.45K
Filed
Jun 30, 2026
PEAK6 LLC
CIK 1389958
Shares
399.88K
Value
104.77K
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
365.20K
Value
95.68K
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 8.92M | 2.34M | Jun 30, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 6.94M | 2.08M | Dec 31, 2025 |
| 3 | UBS GROUP AG | 1610520 | 6.87M | 1.80M | Jun 30, 2026 |
| 4 | BLACKROCK, INC. | 2012383 | 3.33M | 872.23K | Jun 30, 2026 |
| 5 | POLAR ASSET MANAGEMENT PARTNERS INC. | 1326389 | 3.04M | 797.33K | Jun 30, 2026 |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 2.20M | 576.20K | Jun 30, 2026 |
| 7 | VANGUARD FIDUCIARY TRUST CO | 933478 | 1.39M | 363.50K | Jun 30, 2026 |
| 8 | CONNECTIVE CAPITAL MANAGEMENT, LLC | 1543568 | 1.18M | 593.47K | Sep 30, 2025 |
| 9 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 1.05M | 273.19K | Jun 30, 2026 |
| 10 | SPINNAKER INVESTMENT GROUP, LLC | 1911067 | 1.04M | 272.81K | Jun 30, 2026 |
| 11 | STATE STREET CORP | 93751 | 982.68K | 257.46K | Jun 30, 2026 |
| 12 | CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC. | 1419186 | 697K | 183.00 | Jun 30, 2026 |
| 13 | BLACKROCK FINANCE, INC. | 1364742 | 577.39K | 113.05K | Jun 30, 2024 |
| 14 | NORTHERN TRUST CORP | 73124 | 519.15K | 136.02K | Jun 30, 2026 |
| 15 | ROYAL BANK OF CANADA | 1000275 | 518.05K | 136K | Jun 30, 2026 |
| 16 | HAMILTON CAPITAL PARTNERS, LLC | 2037578 | 500.19K | 131.05K | Jun 30, 2026 |
| 17 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 485.62K | 244.60K | Sep 30, 2025 |
| 18 | CAPTION MANAGEMENT, LLC | 1706766 | 475K | 124.45K | Jun 30, 2026 |
| 19 | PEAK6 LLC | 1389958 | 399.88K | 104.77K | Jun 30, 2026 |
| 20 | CITADEL ADVISORS LLC | 1423053 | 365.20K | 95.68K | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.