Ocean Power Technologies, Inc. (OPTT:NYSEMKT) closed at $0.568 on October 21, 2026, up 3.84% on the day. The stock trades 97.4% below its 52-week high of $21.60 and 5.1% above its 52-week low of $0.540. Ocean Power Technologies, Inc. is part of the Public Utilities sector.
In 243 trading sessions since October 20, 2025, OPTT closed higher on 78 days (32%). Its best day was January 6, 2026 (+26.47%) and its worst was September 11, 2026 (-31.25%). The stock moved 10% or more in a single session 27 times. It opened at least 5% above the previous day's high 6 times.
Ocean Power Technologies Inc is a renewable wave-energy technology company, which is engaged in developing systems that generate electricity by harnessing the renewable energy of ocean waves. It offers the PowerBuoy technology which integrates with hydrodynamics, electronics, energy conversion, and computer control systems to extract the natural energy in ocean waves. Geographically, it derives a majority of revenue from North America and also has a presence in Europe and Asia and Australia.
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