Ocean Power Technologies, Inc. (OPTT) AMEX

Currency In USD

OPTT Historical Return

If you invested $1000 in Ocean Power Technologies, Inc. (OPTT) 10 years ago, it would be worth $1.01 as of August 09, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $91.89, while $1000 invested 1 year ago would be worth $383.2. This corresponds to total returns of -99.9%, -90.81%, -61.68%, respectively, with annualized returns of -49.82%, -37.95%, -61.68%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

OPTT Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
August 07, 2026	0.18	0.19	0.19	0.19	0.18	5.04M
August 06, 2026	0.18	0.18	0.18	0.19	0.18	3.66M
August 05, 2026	0.17	0.18	0.18	0.19	0.17	5.12M
August 04, 2026	0.18	0.18	0.18	0.19	0.18	5.53M
August 03, 2026	0.18	0.18	0.18	0.19	0.18	5.74M
July 31, 2026	0.18	0.18	0.18	0.19	0.17	16.9M
July 30, 2026	0.16	0.16	0.16	0.17	0.16	6.16M
July 29, 2026	0.15	0.15	0.15	0.16	0.14	5.9M
July 28, 2026	0.14	0.15	0.15	0.15	0.13	7.96M
July 27, 2026	0.15	0.14	0.14	0.16	0.14	5.61M
July 23, 2026	0.18	0.18	0.18	0.18	0.18	4.98M
July 22, 2026	0.19	0.18	0.18	0.19	0.18	2.07M
July 21, 2026	0.19	0.19	0.19	0.19	0.18	3.35M
July 20, 2026	0.2	0.19	0.19	0.2	0.19	4.15M
July 17, 2026	0.2	0.2	0.2	0.2	0.19	6.29M
July 16, 2026	0.21	0.2	0.2	0.21	0.19	2.36M
July 15, 2026	0.21	0.21	0.21	0.21	0.2	2.9M
July 14, 2026	0.22	0.2	0.2	0.22	0.19	8.42M
July 13, 2026	0.22	0.22	0.22	0.23	0.22	3.63M
July 10, 2026	0.25	0.22	0.22	0.25	0.22	8.56M
July 09, 2026	0.25	0.26	0.26	0.26	0.25	1.78M
July 08, 2026	0.25	0.25	0.25	0.25	0.24	2.04M
July 07, 2026	0.27	0.25	0.25	0.27	0.25	4.62M
July 06, 2026	0.26	0.26	0.26	0.27	0.26	2.09M
July 02, 2026	0.28	0.26	0.26	0.28	0.25	2.72M
July 01, 2026	0.26	0.27	0.27	0.28	0.26	2.5M
June 30, 2026	0.27	0.26	0.26	0.27	0.26	2.25M
June 29, 2026	0.26	0.27	0.27	0.27	0.25	1.96M
June 26, 2026	0.24	0.25	0.25	0.26	0.24	2.05M
June 25, 2026	0.27	0.25	0.25	0.27	0.24	4.21M
June 24, 2026	0.28	0.26	0.26	0.28	0.26	4.13M
June 23, 2026	0.28	0.28	0.28	0.28	0.27	3.42M
June 22, 2026	0.29	0.28	0.28	0.3	0.28	2.72M
June 18, 2026	0.28	0.29	0.29	0.29	0.28	3.63M
June 17, 2026	0.29	0.28	0.28	0.29	0.28	3.37M
June 16, 2026	0.29	0.28	0.28	0.29	0.28	3.96M
June 15, 2026	0.29	0.29	0.29	0.3	0.28	6.37M
June 12, 2026	0.29	0.27	0.27	0.29	0.27	4.8M
June 11, 2026	0.28	0.3	0.3	0.3	0.28	4.83M
June 10, 2026	0.28	0.27	0.27	0.29	0.27	4.5M
June 09, 2026	0.3	0.28	0.28	0.31	0.27	10.68M
June 08, 2026	0.29	0.3	0.3	0.3	0.29	7.69M
June 05, 2026	0.32	0.29	0.29	0.32	0.29	0
June 04, 2026	0.38	0.39	0.39	0.4	0.38	2.21M
June 03, 2026	0.43	0.4	0.4	0.44	0.39	7.08M
June 02, 2026	0.39	0.42	0.42	0.43	0.38	8.46M
June 01, 2026	0.39	0.39	0.39	0.39	0.38	3.17M
May 29, 2026	0.4	0.38	0.38	0.41	0.37	4.01M
May 28, 2026	0.37	0.39	0.39	0.39	0.37	5.12M
May 27, 2026	0.36	0.37	0.37	0.37	0.35	2.19M
May 26, 2026	0.36	0.35	0.35	0.38	0.35	4.06M
May 22, 2026	0.34	0.36	0.36	0.36	0.34	3.25M
May 21, 2026	0.33	0.33	0.33	0.35	0.33	2.21M
May 20, 2026	0.32	0.33	0.33	0.34	0.31	3.22M
May 19, 2026	0.32	0.32	0.32	0.33	0.32	2.06M
May 18, 2026	0.34	0.32	0.32	0.34	0.31	3.57M
May 15, 2026	0.34	0.34	0.34	0.34	0.34	2.85M
May 14, 2026	0.34	0.34	0.34	0.34	0.33	2.98M
May 13, 2026	0.35	0.34	0.34	0.35	0.34	2.32M
May 12, 2026	0.35	0.35	0.35	0.35	0.34	2.83M