Energy Recovery Inc (ERII)

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Energy Recovery Inc Stock (ERII) Price History

The historical daily chart and data for Energy Recovery Inc stock (ERII), show that the latest closing stock price as of November 02, 2026, is $7.19.

Energy Recovery Inc all-time high stock price is $30.76, occurred on July 19, 2023.
The lowest Energy Recovery Inc stock price recorded was $2.07 on September 30, 2015. Since then, Energy Recovery Inc's stock price has risen over 71.19% to $7.19 now.
The 52-week high stock price for ERII is $17.36, representing a 141.61% increase from the current share price, occurred on November 05, 2025.
The 52-week low stock price for ERII is $6.55, indicating a 8.84% decrease from the current share price, occurred on October 23, 2026.
The closing price of Energy Recovery Inc (ERII) stock in the beginning of 2025 was $14.89. The stock closed the year at $13.49, a loss of over 9.40% for the year.

The table below shows more information about ERII historical price data:

FromTo

Date	High	Low	High - Low	Volume	% Change
Nov 02, 2026	$7.30	$7.02	$0.28	955,657	+3.23%
Oct 30, 2026	$7.09	$6.92	$0.175	1,251,208	-2.25%
Oct 29, 2026	$7.12	$6.94	$0.185	703,639	+2.45%
Oct 28, 2026	$6.95	$6.78	$0.17	651,049	+1.31%
Oct 27, 2026	$6.92	$6.76	$0.155	988,532	+1.03%
Oct 26, 2026	$6.82	$6.61	$0.21	772,013	+1.65%
Oct 23, 2026	$6.83	$6.55	$0.275	732,794	+0.15%
Oct 22, 2026	$6.74	$6.56	$0.185	913,314	+0.30%
Oct 21, 2026	$6.76	$6.60	$0.16	616,396	+0.15%
Oct 20, 2026	$6.79	$6.60	$0.19	772,551	-0.30%
Oct 19, 2026	$6.72	$6.58	$0.14	572,486	+0.15%
Oct 16, 2026	$6.81	$6.62	$0.19	888,341	+0.15%
Oct 15, 2026	$6.78	$6.64	$0.14	585,261	-1.04%
Oct 14, 2026	$6.80	$6.64	$0.155	655,275	-2.04%
Oct 13, 2026	$6.89	$6.67	$0.215	721,833	-0.22%
Oct 12, 2026	$6.93	$6.80	$0.13	476,145	+0.37%
Oct 09, 2026	$6.88	$6.73	$0.15	461,599	0.00%
Oct 08, 2026	$6.92	$6.69	$0.225	1,149,913	+1.63%
Oct 07, 2026	$6.95	$6.63	$0.3134	688,977	-4.94%
Oct 06, 2026	$7.15	$6.87	$0.275	1,389,240	+3.66%

Energy Recovery Inc Stock (ERII) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Energy Recovery Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of ERII shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Energy Recovery Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Energy Recovery Inc Stock (ERII) Price History 2026

Month	High	Low	High - Low	Volume	% Change
Nov, 2026	$7.30	$7.02	$0.28	955,657	+3.23%
Oct, 2026	$7.15	$6.55	$0.595	17,206,588	+4.35%
Sep, 2026	$7.79	$6.60	$1.19	20,736,318	-13.49%
Aug, 2026	$9.34	$7.51	$1.83	22,038,879	-10.87%
Jul, 2026	$9.23	$7.86	$1.38	16,141,572	-4.10%
Jun, 2026	$9.91	$7.83	$2.08	23,905,100	+10.40%
May, 2026	$11.72	$8.09	$3.63	27,718,886	-26.20%
Apr, 2026	$11.53	$9.85	$1.68	18,162,172	+9.93%
Mar, 2026	$11.61	$9.35	$2.26	21,187,536	-3.45%
Feb, 2026	$16.30	$10.03	$6.27	10,826,346	-28.51%
Jan, 2026	$14.96	$13.44	$1.52	6,250,112	+8.15%

Energy Recovery Inc Stock (ERII) Price History 2025

Month	High	Low	High - Low	Volume	% Change
Dec, 2025	$15.00	$13.47	$1.53	9,293,015	-6.71%
Nov, 2025	$17.36	$13.27	$4.09	13,566,156	-15.55%
Oct, 2025	$18.32	$15.18	$3.14	8,852,320	+10.96%
Sep, 2025	$15.47	$13.92	$1.55	10,001,077	+8.52%
Aug, 2025	$15.24	$12.66	$2.58	8,568,331	+5.65%
Jul, 2025	$14.04	$12.54	$1.50	8,182,532	+5.24%
Jun, 2025	$13.02	$11.88	$1.14	8,726,127	+1.35%
May, 2025	$15.96	$10.86	$5.10	13,172,698	-18.38%
Apr, 2025	$16.05	$13.77	$2.28	9,379,652	-2.77%
Mar, 2025	$16.86	$14.90	$1.96	9,191,034	+6.22%
Feb, 2025	$16.03	$13.94	$2.09	5,165,276	+4.32%
Jan, 2025	$15.45	$13.80	$1.65	5,187,909	-2.45%

Energy Recovery Inc Stock (ERII) Price History 2024

Month	High	Low	High - Low	Volume	% Change
Dec, 2024	$17.44	$14.50	$2.94	7,553,527	-5.40%
Nov, 2024	$20.27	$14.47	$5.80	14,199,330	-12.88%
Oct, 2024	$19.11	$16.19	$2.92	7,514,756	+2.70%
Sep, 2024	$17.74	$14.43	$3.31	6,365,495	+7.08%
Aug, 2024	$18.36	$15.23	$3.13	10,204,929	+11.39%
Jul, 2024	$15.73	$12.46	$3.27	7,107,253	+9.71%
Jun, 2024	$14.74	$12.26	$2.48	7,098,590	-1.56%
May, 2024	$14.99	$12.45	$2.54	9,078,482	-9.40%
Apr, 2024	$15.95	$13.41	$2.54	7,261,025	-5.64%
Mar, 2024	$16.62	$14.06	$2.56	8,833,368	+1.02%
Feb, 2024	$16.25	$13.95	$2.30	10,187,433	+0.77%
Jan, 2024	$19.19	$15.51	$3.68	10,580,998	-17.68%

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