Ocean Power Technologies, Inc.
OPTT- Exchange
- NYSE
- Industry
- Electric Services
- SEC CIK
- 0001378140
No open-market purchases or sales by Ocean Power Technologies, Inc. insiders were filed in the last 90 days; 81 institutions reported holding it in 13F filings for Q2 2026, worth $8.65M in total; no superinvestor holds it.
Holders of 5% or more of OPTT
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Ocean Power Technologies, Inc., largest stake first. The change is against the holder's previous filing.
No holder currently reports owning 5% or more of Ocean Power Technologies, Inc. on Schedule 13D or 13G.
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
Schedule 13D and 13G filings on Ocean Power Technologies, Inc., newest first.
No Schedule 13D or 13G filings on Ocean Power Technologies, Inc. are on file.
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Ocean Power Technologies, Inc. shares.
No Form 144 notices for Ocean Power Technologies, Inc. are on file.