Energy Recovery, Inc. - ERII - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
February 20, 2026	16.03	16.24	16.24	16.3	15.89	272,239
February 19, 2026	15.76	16.05	16.05	16.11	15.74	279,700
February 18, 2026	15.88	15.75	15.75	16	15.66	291,434
February 17, 2026	15.56	15.89	15.89	16.1	15.44	333,370
February 13, 2026	15.43	15.6	15.6	15.81	15.42	309,300
February 12, 2026	15.63	15.37	15.37	15.89	15.31	235,113
February 11, 2026	15.71	15.44	15.44	15.9	15.31	246,800
February 10, 2026	15.75	15.59	15.59	15.83	15.52	286,396
February 09, 2026	15.51	15.81	15.81	15.9	15.29	273,755
February 06, 2026	15.14	15.47	15.47	15.58	15.14	304,500
February 05, 2026	14.91	15.11	15.11	15.28	14.87	233,231
February 04, 2026	15	14.98	14.98	15.07	14.79	211,600
February 03, 2026	14.98	14.81	14.81	15.2	14.54	381,049
February 02, 2026	14.46	14.95	14.95	15.02	14.26	343,281
January 30, 2026	14.6	14.59	14.59	14.73	14.37	399,234
January 29, 2026	14.68	14.78	14.78	14.9	14.53	296,804
January 28, 2026	14.55	14.65	14.65	14.96	14.24	455,817
January 27, 2026	14.39	14.48	14.48	14.57	14.33	285,541
January 26, 2026	14.3	14.33	14.33	14.48	14.27	226,901
January 23, 2026	14.58	14.3	14.3	14.62	14.28	293,240
January 22, 2026	14.51	14.63	14.63	14.72	14.49	286,342
January 21, 2026	14.14	14.42	14.42	14.48	14.04	311,131
January 20, 2026	14.09	13.98	13.98	14.18	13.9	308,921
January 16, 2026	14.28	14.3	14.3	14.37	14.17	373,917
January 15, 2026	14.34	14.3	14.3	14.5	14.22	340,943
January 14, 2026	14.35	14.22	14.22	14.37	14.04	393,353
January 13, 2026	14.32	14.38	14.38	14.4	14.16	265,259
January 12, 2026	14.16	14.28	14.28	14.47	14.1	235,000
January 09, 2026	14.49	14.16	14.16	14.55	14.12	299,500
January 08, 2026	14	14.44	14.44	14.47	13.98	215,996
January 07, 2026	14.37	14.06	14.06	14.44	14.04	278,402
January 06, 2026	14.26	14.42	14.42	14.48	14.17	304,345
January 05, 2026	13.78	14.33	14.33	14.58	13.78	372,100
January 02, 2026	13.6	13.72	13.72	13.72	13.44	318,800
December 31, 2025	13.51	13.49	13.49	13.59	13.31	512,400
December 30, 2025	13.77	13.48	13.48	13.78	13.47	613,326
December 29, 2025	13.86	13.8	13.8	13.94	13.75	321,500
December 26, 2025	13.81	13.88	13.88	13.88	13.7	287,018
December 24, 2025	13.81	13.84	13.84	13.91	13.75	152,259
December 23, 2025	13.95	13.81	13.81	13.98	13.68	386,757
December 22, 2025	14.15	13.98	13.98	14.24	13.96	409,500
December 19, 2025	14.43	14.07	14.07	14.46	14.03	1.29M
December 18, 2025	14.24	14.43	14.43	14.55	14.24	393,600
December 17, 2025	14.39	14.13	14.13	14.62	14.11	435,200
December 16, 2025	14.52	14.44	14.44	14.75	14.42	599,740
December 15, 2025	14.54	14.52	14.52	14.59	14.38	478,300
December 12, 2025	14.63	14.47	14.47	14.71	14.32	315,515
December 11, 2025	14.42	14.6	14.6	14.72	14.32	356,758
December 10, 2025	14.2	14.41	14.41	14.56	14.09	554,813
December 09, 2025	14.49	14.23	14.23	14.55	14.21	443,748
December 08, 2025	14.76	14.5	14.5	14.91	14.45	441,340
December 05, 2025	14.66	14.72	14.72	14.81	14.6	333,137
December 04, 2025	14.87	14.68	14.68	15	14.67	285,200
December 03, 2025	14.56	14.9	14.9	14.93	14.56	420,331
December 02, 2025	14.51	14.43	14.43	14.65	14.37	492,000
December 01, 2025	14.19	14.46	14.46	14.57	14.19	393,442
November 28, 2025	14.42	14.45	14.45	14.5	14.29	225,374
November 26, 2025	14.25	14.38	14.38	14.43	14.1	300,641
November 25, 2025	14.01	14.25	14.25	14.33	13.98	470,300
November 24, 2025	13.69	13.88	13.88	14	13.59	845,200

Energy Recovery, Inc. (ERII) NASDAQ