Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Energy RecoveryERII -0.57%65 Revenue per Share is $2.25 as of Jun. 2026. GuruFocus rates ERII with a GF Score™ of 65/100 and a GF Value™ of $12.74 (Significantly Undervalued). The stock has 6 warning signs investors should review. Among 2,950 Industrial Products companies, Energy Recovery ranks better than 55.9% on this metric.
Energy Recovery's revenue per share for the
three
months ended in Jun. 2026 was $0.23.
Energy Recovery's revenue per share for the trailing twelve months (TTM) ended in Jun. 2026 was $2.25.
Warning Sign:
Energy Recovery Inc revenue per share is in decline over the past 12 months.
During the past 12 months, the average Revenue Per Share Growth Rate of Energy Recovery was -8.70% per year.
During the past 3 years, the average Revenue Per Share Growth Rate was 4.60% per year.
During the past 5 years, the average Revenue Per Share Growth Rate was 9.60% per year.
During the past 10 years, the average Revenue Per Share Growth Rate was 13.10% per year.
Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get other companies' revenue growth rate.
The historical rank and industry rank for Energy Recovery's Revenue per Share or its related term are showing as below:
ERII'
s 3-Year Revenue Growth Rate Range Over the Past 10 Years
Min: -21.5 Med: 11.65 Max: 89.3
Current: 4.6
During the past 13 years, Energy Recovery's highest 3-Year average Revenue Per Share Growth Rate was 89.30% per year. The lowest was -21.50% per year. And the median was 11.65% per year.
ERII's 3-Year Revenue Growth Rate is ranked better than 55.9% of 2950
companies
in the Industrial Products industry
Industry Median: 3
vs ERII: 4.60
His favorite companies are stalwart, those growing between 10-20% a year.
Companies in cyclical industries may see their revenue fluctuate wildly in good years and bad years.
Be Aware
Revenue can be manipulated by changing the way how revenue is booked. Companies may book sales before the payment is received, or before the revenue is fully earned. These will be added to balance sheet items such as account payable or account receivables.
Energy Recovery Revenue per Share Related Terms
Energy Recovery Revenue per Share Historical Data
* Premium members only.
The historical data trend for Energy Recovery's Revenue per Share can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
ERII vs ZONE, ARQ, FTEK: Revenue per Share Comparison
For the Pollution & Treatment Controls subindustry, Energy Recovery's PS Ratio, along with its competitors' market caps and PS Ratio data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Energy Recovery PS Ratio vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Energy Recovery's PS Ratio distribution charts can be found below:
* The bar in red indicates where Energy Recovery's PS Ratio falls into.
Revenue per Share is the amount of Revenue per outstanding share of the company's stock.
Also referred as sales, revenue is income that a company receives from its normal business activities, usually from the sale of goods and services to customers. Revenue is often referred to as the "top line" due to its position on the income statement at the very top.
Energy Recovery's Revenue Per Share for the fiscal year that ended in Dec. 2025 is calculated as
Revenue per Share for the trailing twelve months (TTM) ended in Jun. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $2.25
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Energy Recovery (ERII) has a Revenue per Share of $2.25 as of Jun. 2026. Revenue per share equals the per-share value of a company's sales. View historical data on Energy Recovery and its competitors. According to the industry distribution chart, Energy Recovery ranks #1301 out of 2950 companies in the Industrial Products industry, placing it in the top 44.1%.
Is Energy Recovery's Revenue per Share too high?
Energy Recovery's current Revenue per Share is $2.25. The Industrial Products industry median Revenue per Share is 3.00. Energy Recovery's value of $2.25 is 25% below this industry median. Based on the distribution chart, Energy Recovery ranks #1301 out of 2950 companies in the Industrial Products industry, which is above the industry midpoint. Overall, Energy Recovery has a GF Score™ of 65/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Energy Recovery's Revenue per Share compare to ZONE and ARQ?
According to the Industrial Products industry distribution chart, Energy Recovery ranks #1301 out of 2950 companies for Revenue per Share. This puts Energy Recovery in the upper half of its industry. The industry median Revenue per Share is 3.00. Energy Recovery's value of $2.25 is 25% below this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Revenue per Share for an Industrial Products company?
The median Revenue per Share among Industrial Products companies is 3.00, based on 2,950 companies in the industry. Companies in the top quartile (top 25%) have a Revenue per Share significantly above this median, while those in the bottom quartile fall well below. However, Revenue per Share should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Energy Recovery's current Revenue per Share of $2.25 is 25% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Revenue per Share mean?
A high Revenue per Share can signal that a stock is expensive relative to its fundamentals. Revenue per share equals the per-share value of a company's sales. View historical data on Energy Recovery and its competitors. For the Industrial Products industry, the median Revenue per Share is 3.00 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Energy Recovery's current Revenue per Share is $2.25. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Energy Recovery stock overvalued right now?
Based on GuruFocus' analysis, Energy Recovery (ERII) is currently considered Significantly Undervalued. The stock's GF Value™ is $12.74, compared to a current price of $7.90 — trading 38% below its estimated fair value. The current Revenue per Share is $2.25 and 25% below the Industrial Products industry median of 3.00. Energy Recovery's overall GF Score™ is 65/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Revenue per Share calculated?
Revenue per Share is calculated from a company's financial statements. For Energy Recovery (ERII), the current Revenue per Share is $2.25 as of Jun. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Energy Recovery (ERII) Overvalued in 2026?
Based on GuruFocus' analysis, Energy Recovery stock appears to be undervalued.
The current stock price of $7.90 is trading 38% below its estimated GF Value™ of $12.74.
GuruFocus considers Energy Recovery to be Significantly Undervalued.
Key valuation signals for ERII:
Revenue per Share: $2.25
GF Value™: $12.74 vs. price of $7.90 (38% below fair value)
Industry Position: 25% below the Industrial Products median (#1301 of 2950)
No single metric tells the full story. See the ERII stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Energy Recovery Inc designs and manufactures energy-saving technologies. The firm uses its proprietary pressure exchanger technology to help customers in multiple industries improve their operations and lower their emissions. Using its proprietary technology, it offers energy recovery devices, including pressure exchangers, pumps, and turbochargers, mainly used for seawater desalination and wastewater treatment. Additionally, the company is involved in the development of emerging technologies, such as the PX G1300 used in industrial and commercial refrigeration applications. The firm's reportable operating segments are: Water, which generates maximum revenue, and Emerging Technologies. Geographically, it generates maximum revenue from the Middle East, and the rest from other markets.
65GF Score
Get the complete analysis for ERII
Revenue per Share is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ERII has been successfully added to your 
