Skip to main content
Signal8

Energy Recovery, Inc. (ERII)

Sector: Special Industry Machinery, NEC

Industry: Industrial - Pollution & Treatment Controls

Energy Recovery, Inc. logo

Energy Recovery, Inc.

NASDAQ:ERIIIndustrials
Pre+0.56%$7.19
Close$7.15+6.56%AH$7.09+1.41%since
Mkt Cap$362.96M
Float49.93M
O/S50.76M
PM VOL861 sh
$ Vol≈$6K
RVOL4.15×
Inst Own83.3%
Dilution
Energy Recovery, Inc. logoNASDAQ:ERIIPre$7.19+0.56%
Historical Data
DateOpenHighLowCloseVolume
Nov 6, 20266.807.206.767.151,256,488
Nov 5, 20266.537.216.256.711,956,819
Nov 4, 20267.287.336.997.171,138,696
Nov 3, 20267.237.237.087.17726,116
Nov 2, 20267.047.307.027.181,139,147
Oct 30, 20267.067.096.926.961,251,208
Oct 29, 20266.957.126.937.12703,639
Oct 28, 20266.896.956.786.95651,049
Oct 27, 20266.816.926.766.86988,532
Oct 26, 20266.686.826.616.79772,013
Oct 23, 20266.626.836.556.68732,794
Oct 22, 20266.606.746.556.67913,314
Oct 21, 20266.726.756.596.65616,396
Oct 20, 20266.656.796.606.64772,551
Oct 19, 20266.706.726.586.66572,486
Oct 16, 20266.666.816.626.65888,341
Oct 15, 20266.746.786.636.64585,261
Oct 14, 20266.756.796.646.71655,275
Oct 13, 20266.856.886.676.85721,833
Oct 12, 20266.846.936.806.87476,145
Analyst Coverage
Analyst Coverage
ConsensusBuy
Price Target
Not available
Ratings Distribution
BUY
11
HOLD
4
SELL
1
TOTAL16
Insider Trades
InsiderTypeShares
Clemente Rodney profile photoClemente RodneySale5.4K
Yeung William profile photoYeung WilliamSale2.0K
Yeung William profile photoYeung WilliamAutomatic Sell2.8K
Clemente Rodney profile photoClemente RodneyAutomatic Sell2.3K
Mitchell John Joseph profile photoMitchell John JosephGrant/Award15.2K
BUEHLER ALEXANDER J profile photoBUEHLER ALEXANDER JOption Exercise15.3K
Shareholders
83.3%
Institutional
(202)
2.7%
Insiderⓘ
(14)
0.0%
5%+ Owners
(0)
14.0%
Unattributed (incl. retail)ⓘ
Institutional83.3%
Insider2.7%
Unattributed (incl. retail)14.0%
Sources: 13F, Form 4, 13D/13GO/S: 50.8M · as of 30 Oct 2026 · SEC cover page
Insiders & Institutional Holders

Insiders

Top institutional holders

About

Energy Recovery, Inc. (ERII) is a global technology firm that engineers, manufactures, and distributes cutting-edge solutions predominantly for the seawater reverse osmosis (SWRO) desalination and industrial wastewater treatment industries.

The company manages its operations through two distinct divisions: Water and Emerging Technologies.

Its extensive product range includes advanced energy recovery devices, high-pressure feed and recirculation pumps, and hydraulic turbochargers and boosters. Beyond hardware, ERII also offers crucial support services such as spare parts, repair, field technical assistance, and commissioning. Furthermore, the company develops specialized solutions aimed at minimizing energy consumption in natural gas processing and in refrigeration systems that employ carbon dioxide. These various offerings are commercialized under recognized brand names including ERI, Ultra PX, PX, Pressure Exchanger, PX PowerTrain, VorTeq, IsoBoost, AT, and AquaBold.

Its diverse customer base encompasses large engineering, procurement, and construction (EPC) companies, direct end-users, industry consultants, original equipment manufacturers (OEMs), and aftermarket clients. Founded in 1992, Energy Recovery, Inc. is headquartered in San Leandro, California.

Key Metrics
Market Cap$362.96M
Enterprise Value--
P/E Ratio--
Est. Net Cash/Share--
Institutional Ownership83.29%

based on 50.76M shares outstanding

SectorIndustrials
IndustryIndustrial - Pollution & Treatment Controls
ExchangeNASDAQ
CountryUSUS
IPO DateJul 2, 2008
Shares Outstanding50.76M
Authorized Shares
Float49.93M
52-Week Range
$6.25$16.30
$7.15(9th percentile)
Volume
Average Daily Volume875.90K
1.26M today vs 875.90K avg(+43%)

30d Avg

875.90K

60d Avg

917.72K

90d Avg

946.85K

Earnings
Dividend History
No dividend history available
Compliance Status
Loading compliance data...