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 $5.41 as of July 02, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $91.82, while $1000 invested 1 year ago would be worth $562.73. This corresponds to total returns of -99.46%, -90.82%, -43.73%, respectively, with annualized returns of -40.67%, -37.96%, -43.73%.

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
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
May 11, 2026	0.35	0.36	0.36	0.36	0.35	2.82M
May 08, 2026	0.35	0.35	0.35	0.35	0.35	2.37M
May 07, 2026	0.36	0.35	0.35	0.37	0.35	2.83M
May 06, 2026	0.35	0.36	0.36	0.36	0.35	2.01M
May 05, 2026	0.36	0.35	0.35	0.36	0.35	2.12M
May 04, 2026	0.36	0.36	0.36	0.37	0.36	2.82M
May 01, 2026	0.36	0.37	0.37	0.37	0.36	1.41M
April 30, 2026	0.35	0.36	0.36	0.37	0.35	1.81M
April 29, 2026	0.35	0.35	0.35	0.35	0.34	2.28M
April 28, 2026	0.37	0.35	0.35	0.37	0.35	2.87M
April 27, 2026	0.37	0.37	0.37	0.37	0.36	2.44M
April 24, 2026	0.37	0.37	0.37	0.38	0.36	3.19M
April 23, 2026	0.38	0.36	0.36	0.38	0.35	4.32M
April 22, 2026	0.37	0.38	0.38	0.38	0.37	3.65M
April 21, 2026	0.38	0.37	0.37	0.39	0.36	4.12M
April 20, 2026	0.38	0.38	0.38	0.38	0.37	2.33M
April 17, 2026	0.4	0.38	0.38	0.41	0.38	4.2M
April 16, 2026	0.38	0.38	0.38	0.39	0.37	3.36M
April 15, 2026	0.38	0.38	0.38	0.39	0.37	3.88M
April 14, 2026	0.39	0.38	0.38	0.4	0.38	2.51M
April 13, 2026	0.36	0.38	0.38	0.39	0.36	3.01M
April 10, 2026	0.38	0.36	0.36	0.38	0.36	2.08M
April 09, 2026	0.37	0.38	0.38	0.38	0.36	1.69M
April 08, 2026	0.37	0.37	0.37	0.38	0.36	2.23M
April 07, 2026	0.37	0.36	0.36	0.37	0.35	2.72M