ERIIEnergy Recovery, Inc.

$7.14-59% 1Y

The share price

How ERII is trading

Energy Recovery, Inc. is −59% over the past year while the S&P 500 is +9.2%: 68 points behind the market. Through the fall, its own insiders bought $136K more stock than they sold.

−59%

1-year return · S&P 500 +9.2%

vs 200-day average
−24%

vs 200-day average · more than 10% below its 200-day average

RSI (14)
63

RSI (14) · between 30 and 70 on a 0 to 100 scale

Below its 52-week high
56%

Below its 52-week high

Nov 4, 2024$6.63 – $19.93 · dashed line: 200-day averageNov 6, 2026
Details›
Last close2026-11-06
$7.14
1 monthS&P 500 −4.9%
+4.2%
1 yearS&P 500 +9.2%
−59%
5 yearsS&P 500 +72%
−65%
vs 50-day average$7.02
+1.7%
52-week high
$16.24
52-week low
$6.63
Annualised volatility
51%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-11-05
$136K
Calendar-year price return
Calendar-year price return
YearReturn
2017−15%
2018−23%
2019+45%
2020+39%
2021+58%
2022−4.7%
2023−8.1%
2024−22%
2025−8.2%
2026 YTD−47%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan105 of 10−0.69%
Feb104 of 10−2.7%
Mar107 of 10+2.2%
Apr106 of 10+3.2%
May102 of 10−7.0%
Jun106 of 10+5.9%
Jul117 of 11+4.1%
Aug116 of 11+1.2%
Sep114 of 11+0.58%
Oct117 of 11−0.79%
Nov116 of 11+3.8%
Dec103 of 10−2.8%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.

Where the price stands

Its trend against the 50-day and 200-day averages, and the levels it keeps coming back to.

What it has returned

Its returns year by year and month by month, with dividends where it pays them.