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Side-by-side financial comparison of Energy Recovery, Inc. (ERII) and Nine Energy Service, Inc. (NINE). Click either name above to swap in a different company.

Nine Energy Service, Inc. is the larger business by last-quarter revenue ($132.2M vs $66.9M, roughly 2.0× Energy Recovery, Inc.). Energy Recovery, Inc. runs the higher net margin — 40.2% vs -14.5%, a 54.8% gap on every dollar of revenue. On growth, Energy Recovery, Inc. posted the faster year-over-year revenue change (-0.3% vs -6.5%). Energy Recovery, Inc. produced more free cash flow last quarter ($6.4M vs $-4.8M). Over the past eight quarters, Energy Recovery, Inc.'s revenue compounded faster (8.1% CAGR vs -3.6%).

Energy Recovery Inc. is an American manufacturer of energy recovery devices for water and CO2 refrigeration industries.

Xcel Energy Inc. is a U.S. regulated electric utility and natural gas delivery company based in Minneapolis, Minnesota, serving approximately 3.9 million electricity customers and 2.2 million natural gas customers across parts of eight states as of mid-2025. It consists of four operating subsidiaries: Northern States Power-Minnesota, Northern States Power-Wisconsin, Public Service Company of Colorado, and Southwestern Public Service Co.

ERII vs NINE — Head-to-Head

Bigger by revenue
NINE
NINE
2.0× larger
NINE
$132.2M
$66.9M
ERII
Growing faster (revenue YoY)
ERII
ERII
+6.2% gap
ERII
-0.3%
-6.5%
NINE
Higher net margin
ERII
ERII
54.8% more per $
ERII
40.2%
-14.5%
NINE
More free cash flow
ERII
ERII
$11.2M more FCF
ERII
$6.4M
$-4.8M
NINE
Faster 2-yr revenue CAGR
ERII
ERII
Annualised
ERII
8.1%
-3.6%
NINE

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ERII
ERII
NINE
NINE
Revenue
$66.9M
$132.2M
Net Profit
$26.9M
$-19.2M
Gross Margin
67.2%
Operating Margin
46.8%
-4.2%
Net Margin
40.2%
-14.5%
Revenue YoY
-0.3%
-6.5%
Net Profit YoY
14.7%
-117.4%
EPS (diluted)
$0.49
$-0.47

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ERII
ERII
NINE
NINE
Q4 25
$66.9M
$132.2M
Q3 25
$32.0M
$132.0M
Q2 25
$28.1M
$147.3M
Q1 25
$150.5M
Q4 24
$67.1M
$141.4M
Q3 24
$38.6M
$138.2M
Q2 24
$27.2M
$132.4M
Q1 24
$12.1M
$142.1M
Net Profit
ERII
ERII
NINE
NINE
Q4 25
$26.9M
$-19.2M
Q3 25
$3.9M
$-14.6M
Q2 25
$2.1M
$-10.4M
Q1 25
$-7.1M
Q4 24
$23.5M
$-8.8M
Q3 24
$8.5M
$-10.1M
Q2 24
$-642.0K
$-14.0M
Q1 24
$-8.3M
$-8.1M
Gross Margin
ERII
ERII
NINE
NINE
Q4 25
67.2%
Q3 25
64.2%
Q2 25
64.0%
Q1 25
Q4 24
70.2%
Q3 24
65.1%
Q2 24
64.6%
Q1 24
59.0%
Operating Margin
ERII
ERII
NINE
NINE
Q4 25
46.8%
-4.2%
Q3 25
11.4%
-0.9%
Q2 25
5.3%
2.3%
Q1 25
3.7%
Q4 24
38.2%
2.5%
Q3 24
18.3%
1.8%
Q2 24
-7.4%
-1.1%
Q1 24
-90.4%
3.1%
Net Margin
ERII
ERII
NINE
NINE
Q4 25
40.2%
-14.5%
Q3 25
12.1%
-11.1%
Q2 25
7.3%
-7.1%
Q1 25
-4.7%
Q4 24
35.0%
-6.3%
Q3 24
22.0%
-7.3%
Q2 24
-2.4%
-10.6%
Q1 24
-68.3%
-5.7%
EPS (diluted)
ERII
ERII
NINE
NINE
Q4 25
$0.49
$-0.47
Q3 25
$0.07
$-0.35
Q2 25
$0.04
$-0.25
Q1 25
$-0.18
Q4 24
$0.40
$-0.21
Q3 24
$0.15
$-0.26
Q2 24
$-0.01
$-0.40
Q1 24
$-0.14
$-0.24

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ERII
ERII
NINE
NINE
Cash + ST InvestmentsLiquidity on hand
$75.2M
$18.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$206.2M
$-115.0M
Total Assets
$231.5M
$339.5M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ERII
ERII
NINE
NINE
Q4 25
$75.2M
$18.4M
Q3 25
$70.4M
$14.4M
Q2 25
$79.5M
$14.2M
Q1 25
$17.3M
Q4 24
$78.0M
$27.9M
Q3 24
$118.6M
$15.7M
Q2 24
$101.0M
$26.0M
Q1 24
$117.4M
$10.2M
Stockholders' Equity
ERII
ERII
NINE
NINE
Q4 25
$206.2M
$-115.0M
Q3 25
$180.8M
$-95.9M
Q2 25
$185.2M
$-81.7M
Q1 25
$-72.1M
Q4 24
$210.0M
$-66.1M
Q3 24
$233.9M
$-57.6M
Q2 24
$218.5M
$-49.7M
Q1 24
$216.0M
$-43.3M
Total Assets
ERII
ERII
NINE
NINE
Q4 25
$231.5M
$339.5M
Q3 25
$209.6M
$340.7M
Q2 25
$212.3M
$361.2M
Q1 25
$359.2M
Q4 24
$242.8M
$360.1M
Q3 24
$262.7M
$353.2M
Q2 24
$249.0M
$381.7M
Q1 24
$244.3M
$380.4M

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ERII
ERII
NINE
NINE
Operating Cash FlowLast quarter
$7.1M
$-2.2M
Free Cash FlowOCF − Capex
$6.4M
$-4.8M
FCF MarginFCF / Revenue
9.6%
-3.6%
Capex IntensityCapex / Revenue
1.0%
2.0%
Cash ConversionOCF / Net Profit
0.26×
TTM Free Cash FlowTrailing 4 quarters
$15.8M
$-23.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ERII
ERII
NINE
NINE
Q4 25
$7.1M
$-2.2M
Q3 25
$-3.1M
$-9.9M
Q2 25
$4.1M
$10.1M
Q1 25
$-5.3M
Q4 24
$9.0M
$15.0M
Q3 24
$-3.0M
$-5.8M
Q2 24
$8.1M
$12.9M
Q1 24
$6.5M
$-8.8M
Free Cash Flow
ERII
ERII
NINE
NINE
Q4 25
$6.4M
$-4.8M
Q3 25
$-3.5M
$-13.4M
Q2 25
$4.0M
$4.2M
Q1 25
$-9.3M
Q4 24
$8.9M
$11.8M
Q3 24
$-3.2M
$-9.3M
Q2 24
$7.9M
$10.3M
Q1 24
$5.7M
$-14.3M
FCF Margin
ERII
ERII
NINE
NINE
Q4 25
9.6%
-3.6%
Q3 25
-10.9%
-10.2%
Q2 25
14.3%
2.9%
Q1 25
-6.2%
Q4 24
13.2%
8.3%
Q3 24
-8.2%
-6.7%
Q2 24
28.9%
7.7%
Q1 24
46.9%
-10.1%
Capex Intensity
ERII
ERII
NINE
NINE
Q4 25
1.0%
2.0%
Q3 25
1.1%
2.6%
Q2 25
0.5%
4.0%
Q1 25
2.6%
Q4 24
0.2%
2.3%
Q3 24
0.4%
2.5%
Q2 24
0.7%
2.0%
Q1 24
6.8%
3.9%
Cash Conversion
ERII
ERII
NINE
NINE
Q4 25
0.26×
Q3 25
-0.81×
Q2 25
2.02×
Q1 25
Q4 24
0.38×
Q3 24
-0.35×
Q2 24
Q1 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

ERII
ERII

Water Segment$38.6M58%
Other$11.0M16%
Original Equipment Manufacturer$10.6M16%
Aftermarket$6.6M10%

NINE
NINE

Cement$52.6M40%
Tool Revenue$28.6M22%
Coiled Tubing$25.8M20%
Wireline$25.1M19%

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