Ocean Power Technologies, Inc. (OPTT) Insider Ownership

Historic Insider Ownership Trends

As of April 22, 2026, Ocean Power Technologies's top three insider holders are Terence James Cryan (Director, 2.33Mn shares), Philipp Stratmann (President And Ceo, 1.93Mn shares), Diana G Purcel (Director, 1.33Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Terence James Cryan - 2,333,368 0 28 Jan, 2026
Philipp Stratmann President And Ceo 1,932,356 0 06 Mar, 2026
Diana G Purcel - 1,327,554 0 21 Jan, 2026
Clyde W Hewlett - 1,133,075 0 28 Jan, 2026
Peter E. Slaiby - 1,052,014 0 21 Jan, 2026
Robert Patrick Powers Senior Vp And Cfo 1,037,129 0 06 Mar, 2026
Anderson Natalie M. Lorenz - 404,677 0 21 Jan, 2025
Matthew Burdyny Chief Commercial Officer 173,126 0 14 Mar, 2025
Corliss J. Montesi - 151,189 0 28 Jan, 2026
Jim Raymond Thompson - 151,189 0 28 Jan, 2026
Joseph Dipietro Chief Accounting Officer 8,691 0 24 Jan, 2024

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
05 Mar, 2026 Philipp Stratmann Common Stock D 901,096 $0.43 1,932,356 D F
05 Mar, 2026 Robert Patrick Powers Common Stock D 437,550 $0.43 1,037,129 D F
30 Jan, 2026 Robert Patrick Powers Common Stock A 54,013 - 1,246,727 D A
30 Jan, 2026 Philipp Stratmann Common Stock A 100,162 - 2,340,701 D A
30 Jan, 2026 Philipp Stratmann Common Stock A 100,198 - 2,440,899 D A
30 Jan, 2026 Robert Patrick Powers Common Stock A 54,032 - 1,300,759 D A
30 Jan, 2026 Philipp Stratmann Common Stock A 392,553 - 2,833,452 D A
30 Jan, 2026 Robert Patrick Powers Common Stock A 173,920 - 1,474,679 D A
30 Jan, 2026 Robert Patrick Powers Restricted Stock Unit A 54,032 $0.00 54,032 D M
30 Jan, 2026 Philipp Stratmann Restricted Stock Unit A 100,198 $0.00 100,198 D M
30 Jan, 2026 Robert Patrick Powers Restricted Stock Unit A 173,920 $0.00 173,920 D M
30 Jan, 2026 Philipp Stratmann Restricted Stock Unit A 392,553 $0.00 392,553 D M
27 Jan, 2026 Jim Raymond Thompson Common Stock A 151,189 - 151,189 D A
27 Jan, 2026 Robert Patrick Powers Common Stock A 427,447 - 1,192,714 D A
27 Jan, 2026 Clyde W Hewlett Common Stock A 151,189 - 1,133,075 D A
27 Jan, 2026 Philipp Stratmann Common Stock A 805,944 - 2,240,539 D A
27 Jan, 2026 Corliss J. Montesi Common Stock A 151,189 - 151,189 D A
27 Jan, 2026 Terence James Cryan Common Stock A 377,973 - 2,333,368 D A
16 Jan, 2026 Peter E. Slaiby Common Stock A 593,208 - 1,052,014 D A
16 Jan, 2026 Robert Patrick Powers Common Stock A 31,458 - 617,135 D A