15.11
price up icon0.87%   0.13
after-market After Hours: 15.11
loading

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 February 05, 2026, is $15.11.
  • 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 629.95% to $15.11 now.
  • The 52-week high stock price for ERII is $18.32, representing a 21.24% increase from the current share price, occurred on October 27, 2025.
  • The 52-week low stock price for ERII is $10.86, indicating a -28.13% 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
Feb 05, 2026 $15.28 $14.87 $0.41 232,873.0 +0.87%
Feb 04, 2026 $15.07 $14.79 $0.285 211,591.0 +1.15%
Feb 03, 2026 $15.20 $14.54 $0.665 381,048.0 -0.94%
Feb 02, 2026 $15.02 $14.26 $0.7649 343,054.0 +2.47%
Jan 30, 2026 $14.73 $14.37 $0.36 399,234.0 -1.29%
Jan 29, 2026 $14.89 $14.53 $0.3675 296,708.0 +0.89%
Jan 28, 2026 $14.96 $14.24 $0.72 455,293.0 +1.17%
Jan 27, 2026 $14.57 $14.32 $0.245 283,489.0 +1.05%
Jan 26, 2026 $14.48 $14.27 $0.21 226,893.0 +0.21%
Jan 23, 2026 $14.62 $14.28 $0.345 292,984.0 -2.26%
Jan 22, 2026 $14.71 $14.49 $0.225 286,342.0 +1.49%
Jan 21, 2026 $14.47 $14.04 $0.435 311,096.0 +3.11%
Jan 20, 2026 $14.18 $13.90 $0.28 308,856.0 -2.24%
Jan 16, 2026 $14.37 $14.17 $0.195 366,455.0 +0.00%
Jan 15, 2026 $14.50 $14.22 $0.28 340,923.0 +0.56%
Jan 14, 2026 $14.37 $14.04 $0.33 392,925.0 -1.11%
Jan 13, 2026 $14.40 $14.16 $0.2399 285,482.0 +0.70%
Jan 12, 2026 $14.47 $14.10 $0.37 234,954.0 +0.85%
Jan 09, 2026 $14.55 $14.12 $0.43 295,110.0 -1.94%
Jan 08, 2026 $14.46 $13.98 $0.485 215,846.0 +2.70%
Jan 07, 2026 $14.44 $14.04 $0.40 278,295.0 -2.50%

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
Feb, 2026 $15.28 $14.26 $1.02 1,401,439.0 +3.56%
Jan, 2026 $14.96 $13.44 $1.52 6,250,112.0 +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 9,293,015.0 -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%
$10.43
price down icon 9.46%
pollution_treatment_controls ARQ
$3.53
price down icon 5.87%
$2.92
price up icon 0.34%
$1.26
price down icon 5.26%
pollution_treatment_controls PCT
$9.145
price down icon 9.10%
Cap:     |  Volume (24h):