14.06
price down icon2.50%   -0.36
after-market After Hours: 14.27 0.21 +1.49%
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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 January 07, 2026, is $14.06.
  • 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 579.23% to $14.06 now.
  • The 52-week high stock price for ERII is $18.32, representing a 30.30% increase from the current share price, occurred on October 27, 2025.
  • The 52-week low stock price for ERII is $10.86, indicating a -22.76% decrease from the current share price, occurred on May 08, 2025.
  • The closing price of Energy Recovery Inc (ERII) stock in the beginning of 2025 was $21.51. The stock closed the year at $20.49, a loss of over -4.74% for the year.
The table below shows more information about ERII historical price data:
Date High Low High - Low Volume % Change
Jan 07, 2026 $14.44 $14.04 $0.40 278,295.0 -2.50%
Jan 06, 2026 $14.48 $14.17 $0.31 304,345.0 +0.63%
Jan 05, 2026 $14.58 $13.78 $0.80 371,867.0 +4.45%
Jan 02, 2026 $13.72 $13.44 $0.28 303,015.0 +1.70%
Dec 31, 2025 $13.59 $13.31 $0.2838 494,699.0 +0.07%
Dec 30, 2025 $13.78 $13.47 $0.31 609,026.0 -2.32%
Dec 29, 2025 $13.94 $13.75 $0.1908 314,255.0 -0.58%
Dec 26, 2025 $13.88 $13.70 $0.18 284,834.0 +0.29%
Dec 24, 2025 $13.91 $13.75 $0.16 152,260.0 +0.22%
Dec 23, 2025 $13.98 $13.68 $0.305 395,529.0 -1.22%
Dec 22, 2025 $14.24 $13.96 $0.28 405,794.0 -0.64%
Dec 19, 2025 $14.46 $14.03 $0.4266 1,289,051.0 -2.49%
Dec 18, 2025 $14.55 $14.23 $0.315 390,593.0 +2.12%
Dec 17, 2025 $14.62 $14.11 $0.51 421,796.0 -2.15%
Dec 16, 2025 $14.75 $14.42 $0.33 599,739.0 -0.55%
Dec 15, 2025 $14.59 $14.38 $0.21 478,299.0 +0.35%
Dec 12, 2025 $14.71 $14.32 $0.39 315,515.0 -0.89%
Dec 11, 2025 $14.71 $14.32 $0.395 356,727.0 +1.32%
Dec 10, 2025 $14.55 $14.09 $0.465 554,779.0 +1.26%
Dec 09, 2025 $14.55 $14.21 $0.34 443,705.0 -1.86%

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
Jan, 2026 $14.58 $13.44 $1.14 1,535,817.0 +4.23%

Energy Recovery Inc Stock (ERII) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $15.00 $13.47 $1.53 9,293,015.0 -6.71%
Nov, 2025 $17.36 $13.27 $4.09 13,566,156.0 -15.55%
Oct, 2025 $18.32 $15.18 $3.14 8,852,320.0 +10.96%
Sep, 2025 $15.47 $13.92 $1.55 10,001,077.0 +8.52%
Aug, 2025 $15.24 $12.65 $2.58 8,568,331.0 +5.65%
Jul, 2025 $14.04 $12.54 $1.50 8,182,532.0 +5.24%
Jun, 2025 $13.02 $11.88 $1.14 8,726,127.0 +1.35%
May, 2025 $15.96 $10.86 $5.10 13,172,698.0 -18.38%
Apr, 2025 $16.05 $13.77 $2.28 9,379,652.0 -2.77%
Mar, 2025 $16.86 $14.90 $1.96 9,191,034.0 +6.22%
Feb, 2025 $16.03 $13.94 $2.09 5,165,276.0 +4.32%
Jan, 2025 $15.45 $13.80 $1.65 5,187,909.0 -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 7,553,527.0 -5.40%
Nov, 2024 $20.27 $14.47 $5.80 14,199,330.0 -12.88%
Oct, 2024 $19.11 $16.19 $2.92 7,514,756.0 +2.70%
Sep, 2024 $17.74 $14.43 $3.31 6,365,495.0 +7.08%
Aug, 2024 $18.36 $15.23 $3.13 10,204,929.0 +11.39%
Jul, 2024 $15.73 $12.46 $3.27 7,107,253.0 +9.71%
Jun, 2024 $14.74 $12.26 $2.48 7,098,590.0 -1.56%
May, 2024 $14.99 $12.45 $2.54 9,078,482.0 -9.40%
Apr, 2024 $15.95 $13.41 $2.54 7,261,025.0 -5.64%
Mar, 2024 $16.62 $14.06 $2.56 8,833,368.0 +1.02%
Feb, 2024 $16.25 $13.95 $2.30 10,187,433.0 +0.77%
Jan, 2024 $19.19 $15.51 $3.68 10,580,998.0 -17.68%
$12.08
price up icon 3.16%
pollution_treatment_controls ARQ
$3.56
price up icon 0.56%
$1.62
price up icon 0.00%
$2.45
price down icon 18.87%
pollution_treatment_controls PCT
$9.02
price down icon 4.65%
Cap:     |  Volume (24h):