vs

Side-by-side financial comparison of DORCHESTER MINERALS, L.P. (DMLP) and Energy Recovery, Inc. (ERII). Click either name above to swap in a different company.

Energy Recovery, Inc. is the larger business by last-quarter revenue ($66.9M vs $41.9M, roughly 1.6× DORCHESTER MINERALS, L.P.). Energy Recovery, Inc. runs the higher net margin — 40.2% vs 38.7%, a 1.6% gap on every dollar of revenue. On growth, DORCHESTER MINERALS, L.P. posted the faster year-over-year revenue change (5.4% vs -0.3%). Over the past eight quarters, DORCHESTER MINERALS, L.P.'s revenue compounded faster (16.2% CAGR vs 8.1%).

Dorchester Minerals, L.P. is a publicly traded master limited partnership based in the United States. It acquires, owns, and manages a diversified portfolio of royalty interests, net profit interests, and mineral properties associated with oil, natural gas, and natural gas liquids production across key onshore U.S. energy basins, delivering stable cash flow returns to its unitholders.

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

DMLP vs ERII — Head-to-Head

Bigger by revenue
ERII
ERII
1.6× larger
ERII
$66.9M
$41.9M
DMLP
Growing faster (revenue YoY)
DMLP
DMLP
+5.7% gap
DMLP
5.4%
-0.3%
ERII
Higher net margin
ERII
ERII
1.6% more per $
ERII
40.2%
38.7%
DMLP
Faster 2-yr revenue CAGR
DMLP
DMLP
Annualised
DMLP
16.2%
8.1%
ERII

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
DMLP
DMLP
ERII
ERII
Revenue
$41.9M
$66.9M
Net Profit
$16.2M
$26.9M
Gross Margin
67.2%
Operating Margin
46.8%
Net Margin
38.7%
40.2%
Revenue YoY
5.4%
-0.3%
Net Profit YoY
13.7%
14.7%
EPS (diluted)
$0.49

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
DMLP
DMLP
ERII
ERII
Q4 25
$41.9M
$66.9M
Q3 25
$35.4M
$32.0M
Q2 25
$32.4M
$28.1M
Q1 25
$43.2M
Q4 24
$39.7M
$67.1M
Q3 24
$53.5M
$38.6M
Q2 24
$37.4M
$27.2M
Q1 24
$31.0M
$12.1M
Net Profit
DMLP
DMLP
ERII
ERII
Q4 25
$16.2M
$26.9M
Q3 25
$11.2M
$3.9M
Q2 25
$12.3M
$2.1M
Q1 25
$17.6M
Q4 24
$14.2M
$23.5M
Q3 24
$36.4M
$8.5M
Q2 24
$23.6M
$-642.0K
Q1 24
$18.2M
$-8.3M
Gross Margin
DMLP
DMLP
ERII
ERII
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
DMLP
DMLP
ERII
ERII
Q4 25
46.8%
Q3 25
11.4%
Q2 25
5.3%
Q1 25
Q4 24
38.2%
Q3 24
18.3%
Q2 24
-7.4%
Q1 24
-90.4%
Net Margin
DMLP
DMLP
ERII
ERII
Q4 25
38.7%
40.2%
Q3 25
31.5%
12.1%
Q2 25
38.1%
7.3%
Q1 25
40.9%
Q4 24
35.9%
35.0%
Q3 24
68.1%
22.0%
Q2 24
63.2%
-2.4%
Q1 24
58.6%
-68.3%
EPS (diluted)
DMLP
DMLP
ERII
ERII
Q4 25
$0.49
Q3 25
$0.07
Q2 25
$0.04
Q1 25
Q4 24
$0.40
Q3 24
$0.15
Q2 24
$-0.01
Q1 24
$-0.14

Balance Sheet & Financial Strength

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

Metric
DMLP
DMLP
ERII
ERII
Cash + ST InvestmentsLiquidity on hand
$41.9M
$75.2M
Total DebtLower is stronger
Stockholders' EquityBook value
$206.2M
Total Assets
$309.6M
$231.5M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DMLP
DMLP
ERII
ERII
Q4 25
$41.9M
$75.2M
Q3 25
$41.6M
$70.4M
Q2 25
$36.5M
$79.5M
Q1 25
$41.5M
Q4 24
$42.5M
$78.0M
Q3 24
$56.5M
$118.6M
Q2 24
$35.2M
$101.0M
Q1 24
$37.7M
$117.4M
Stockholders' Equity
DMLP
DMLP
ERII
ERII
Q4 25
$206.2M
Q3 25
$180.8M
Q2 25
$185.2M
Q1 25
Q4 24
$210.0M
Q3 24
$233.9M
Q2 24
$218.5M
Q1 24
$216.0M
Total Assets
DMLP
DMLP
ERII
ERII
Q4 25
$309.6M
$231.5M
Q3 25
$330.4M
$209.6M
Q2 25
$325.6M
$212.3M
Q1 25
$349.0M
Q4 24
$366.8M
$242.8M
Q3 24
$403.4M
$262.7M
Q2 24
$176.0M
$249.0M
Q1 24
$184.8M
$244.3M

Cash Flow & Capital Efficiency

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

Metric
DMLP
DMLP
ERII
ERII
Operating Cash FlowLast quarter
$34.3M
$7.1M
Free Cash FlowOCF − Capex
$6.4M
FCF MarginFCF / Revenue
9.6%
Capex IntensityCapex / Revenue
1.0%
Cash ConversionOCF / Net Profit
2.12×
0.26×
TTM Free Cash FlowTrailing 4 quarters
$15.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DMLP
DMLP
ERII
ERII
Q4 25
$34.3M
$7.1M
Q3 25
$34.3M
$-3.1M
Q2 25
$30.5M
$4.1M
Q1 25
$33.4M
Q4 24
$31.5M
$9.0M
Q3 24
$43.7M
$-3.0M
Q2 24
$29.4M
$8.1M
Q1 24
$28.0M
$6.5M
Free Cash Flow
DMLP
DMLP
ERII
ERII
Q4 25
$6.4M
Q3 25
$-3.5M
Q2 25
$4.0M
Q1 25
Q4 24
$8.9M
Q3 24
$-3.2M
Q2 24
$7.9M
Q1 24
$5.7M
FCF Margin
DMLP
DMLP
ERII
ERII
Q4 25
9.6%
Q3 25
-10.9%
Q2 25
14.3%
Q1 25
Q4 24
13.2%
Q3 24
-8.2%
Q2 24
28.9%
Q1 24
46.9%
Capex Intensity
DMLP
DMLP
ERII
ERII
Q4 25
1.0%
Q3 25
1.1%
Q2 25
0.5%
Q1 25
Q4 24
0.2%
Q3 24
0.4%
Q2 24
0.7%
Q1 24
6.8%
Cash Conversion
DMLP
DMLP
ERII
ERII
Q4 25
2.12×
0.26×
Q3 25
3.07×
-0.81×
Q2 25
2.47×
2.02×
Q1 25
1.89×
Q4 24
2.21×
0.38×
Q3 24
1.20×
-0.35×
Q2 24
1.25×
Q1 24
1.54×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DMLP
DMLP

Royalties$34.0M81%
Other$7.8M19%

ERII
ERII

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

Related Comparisons