OPTT
OCEAN POWER TECH (OPTT)
NYSE
$0.69-$0.0004 (-0.06%)
Price as of Oct 23, 2026 7:30 PM EDT
  • $4.2M
    Market Cap
  • -95.59%
    1-Year Change
  • Specialty Industrial Machinery
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VANGUARD CAPITAL MANAGEMENT LLC
99.05%
8.9M
+340,643 (+3.82%)
Jun 30, 2026
VANGUARD GROUP INC
77.02%
6.9M
0 (0.00%)
Dec 31, 2025
UBS GROUP AG
76.29%
6.9M
+2.9M (+42.04%)
Jun 30, 2026
BLACKROCK, INC.
36.97%
3.3M
-1 (-0.00003%)
Jun 30, 2026
POLAR ASSET MANAGEMENT PARTNERS INC.
33.80%
3.0M
+3.0M (+100.00%)
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
24.42%
2.2M
+43,075 (+1.96%)
Jun 30, 2026
VANGUARD FIDUCIARY TRUST CO
15.41%
1.4M
+353,192 (+25.46%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions195.4M (64.89%)
  • Mutual Funds97.1M (32.24%)
  • Insiders8.6M (2.87%)
  • Other0 (0.00%)

Insider Transactions

  • 2.87% (8.6M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $168,527.70
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount 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