Energy Recovery, Inc. has grown revenue 4.1% a year over three years and 3.1% a year over five, with earnings per share compounding at 14%. Revenue growth, 3-year annual rate: +4.1% (Pollution & Treatment Controls median +8.0%). Revenue growth, 5-year rate: +3.1%, growth has picked up over the last three years. Earnings per share, 3-year rate: +14%, earnings outgrew revenue: margins or the share count worked for shareholders. Years of annual history on file: 17, FY2009 to FY2025, as filed.

ERIIEnergy Recovery, Inc.

Industrials

$6.85-56% 1Y

$6.85

$6.6852 weeks$18.11

Is it growing?

Watch

Growth is fading: revenue shrinking (−15% year on year), earnings down −36% year on year, and operating margin narrowing (−12.5 points).

3 to watch

Revenue trend−15% in a year

Trailing-twelve-month revenue vs a year earlier, from the company's own filings. Five-year pace: +3% a year.

Earnings trend−36% in a year

Trailing-twelve-month earnings per share against a year earlier. Growing slower than revenue, so the growth is costing something.

Margin direction−12.5 points operating

Trailing-twelve-month operating margin, -36.0% now against -23.5% a year earlier.

All from SEC EDGAR, as of Jun 30, 2026.

Where this answer is blind. These are trailing numbers from the filings, not forecasts: an acquisition or a one-off year can flatter them, so check the quarters.

Is ERII growing?

Energy Recovery, Inc. has grown revenue 4.1% a year over three years and 3.1% a year over five, with earnings per share compounding at 14%.

+4.1%

Revenue growth, 3-year annual rate · Pollution & Treatment Controls median +8.0% · growing slowly · compounded from trailing twelve-month revenue

Revenue growth, 5-year rate: +3.1%
Revenue growth, 5-year rate · +4.1% over three · growth has picked up over the last three years
Earnings per share, 3-year rate: +14%
Earnings per share, 3-year rate · revenue +4.1% · earnings outgrew revenue: margins or the share count worked for shareholders
Years of annual history on file: 17
Years of annual history on file · FY2009 to FY2025, as filed