OPTT
OCEAN POWER TECH (OPTT)
NYSE
$0.28-$0.003 (-1.07%)
Price as of Jun 23, 2026 7:55 PM EDT
  • $71.4M
    Market Cap
  • -42.52%
    1-Year Change
  • Specialty Industrial Machinery
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
N/A
4.75%
8.6M
+8.6M (+100.00%)
Mar 31, 2026
VANGUARD GROUP INC
3.84%
6.9M
0 (0.00%)
Dec 31, 2025
UBS GROUP AG
2.20%
4.0M
+2.3M (+57.29%)
Mar 31, 2026
BLACKROCK, INC.
1.84%
3.3M
+511,005 (+15.35%)
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
1.19%
2.2M
+287,271 (+13.33%)
Mar 31, 2026
SPINNAKER INVESTMENT GROUP, LLC
0.58%
1.0M
+1.0M (+100.00%)
Mar 31, 2026
VANGUARD FIDUCIARY TRUST CO
0.57%
1.0M
+1.0M (+100.00%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions160.8M (65.56%)
  • Mutual Funds75.1M (30.64%)
  • Insiders9.3M (3.80%)
  • Other0 (0.00%)

Insider Transactions

  • 3.80% (9.3M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $422,821.58
    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