Energy Recovery - 17 Year Stock Price History | ERII

Historical daily share price chart and data for Energy Recovery since 2008 adjusted for splits and dividends. The latest closing stock price for Energy Recovery as of January 31, 2025 is 14.34.
  • The all-time high Energy Recovery stock closing price was 30.61 on July 18, 2023.
  • The Energy Recovery 52-week high stock price is 20.27, which is 41.4% above the current share price.
  • The Energy Recovery 52-week low stock price is 12.26, which is 14.5% below the current share price.
  • The average Energy Recovery stock price for the last 52 weeks is 15.44.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
Energy Recovery Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 14.5758 14.8900 15.3400 14.0600 14.3400 -2.45%
2024 15.6510 18.8800 19.9300 12.3700 14.7000 -21.97%
2023 23.0367 20.6200 30.6100 14.1600 18.8400 -8.05%
2022 20.8345 21.5000 26.1700 17.1600 20.4900 -4.65%
2021 19.2730 13.7500 24.1800 13.5800 21.4900 57.55%
2020 9.0224 9.7400 13.7500 6.5000 13.6400 39.33%
2019 9.2882 6.8700 11.7300 6.7700 9.7900 45.47%
2018 8.3093 8.9300 9.7900 6.3800 6.7300 -23.09%
2017 8.3816 10.7700 11.3800 6.1800 8.7500 -15.46%
2016 10.5646 6.9000 16.3500 5.3600 10.3500 46.39%
2015 3.8255 5.2100 8.6200 2.1100 7.0700 34.16%
2014 4.7445 5.3700 6.4900 3.3100 5.2700 -5.05%
2013 4.6394 3.4200 7.6700 3.2700 5.5500 63.24%
2012 2.5496 2.6300 3.4500 1.9700 3.4000 31.78%
2011 2.9823 4.1500 4.2300 2.1500 2.5800 -29.51%
2010 4.6182 7.2000 7.2000 3.1500 3.6600 -46.80%
2009 6.5377 7.9500 8.6600 4.6800 6.8800 -9.23%
Sector Industry Market Cap Revenue
Industrial Products Pollution Control Equipment & Services $0.835B $0.128B
Based in San Leandro, California, ENERGY RECOVERY, INC. is a leading global developer and manufacturer of highly efficient energy recovery devices utilized in the water desalination industry. Energy Recovery, Inc. operates primarily in the sea water reverse osmosis segment of the desalination industry.ERI manufactures ultra-high efficiency recovery products and technology, specifically the ERI PX Pressure Exchanger, that are among the enabling technologies driving the rapid growth in seawater reverse osmosis desalination, and are helping to make desalination affordable worldwide.
Stock Name Country Market Cap PE Ratio
Tetra Tech (TTEK) United States $10.097B 28.28
Donaldson (DCI) United States $8.393B 20.08
Casella Waste Systems (CWST) United States $6.732B 174.31
Atmus Filtration Technologies (ATMU) United States $3.495B 17.45
CECO Environmental (CECO) United States $1.012B 39.64
Benev Capital (BEVFF) Canada $0.332B 13.27
Perma-Fix Environmental Services (PESI) United States $0.159B 0.00
Fuel Tech (FTEK) United States $0.030B 0.00
LiqTech (LIQT) Denmark $0.016B 0.00
Euro Tech Holdings (CLWT) Hong Kong, SAR China $0.010B 0.00