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Side-by-side financial comparison of MESA LABORATORIES INC (MLAB) and PRIMEENERGY RESOURCES CORP (PNRG). Click either name above to swap in a different company.

MESA LABORATORIES INC is the larger business by last-quarter revenue ($65.1M vs $51.0M, roughly 1.3× PRIMEENERGY RESOURCES CORP). PRIMEENERGY RESOURCES CORP runs the higher net margin — 6.6% vs 5.6%, a 1.1% gap on every dollar of revenue. On growth, MESA LABORATORIES INC posted the faster year-over-year revenue change (3.6% vs -15.7%). Over the past eight quarters, PRIMEENERGY RESOURCES CORP's revenue compounded faster (9.0% CAGR vs 5.1%).

Mesa Laboratories Inc. develops, manufactures and sells professional quality control, calibration and monitoring instruments as well as related supporting services. Its core offerings cater to healthcare, pharmaceutical, food and beverage, industrial hygiene and environmental testing markets, helping global clients meet regulatory compliance and operational safety requirements.

PrimeEnergy Resources Corp is an independent energy firm focused on the exploration, development, and production of oil and natural gas. It primarily operates across onshore resource basins in the United States, serving regional energy markets to meet industrial and consumer demand for reliable energy supplies.

MLAB vs PNRG — Head-to-Head

Bigger by revenue
MLAB
MLAB
1.3× larger
MLAB
$65.1M
$51.0M
PNRG
Growing faster (revenue YoY)
MLAB
MLAB
+19.3% gap
MLAB
3.6%
-15.7%
PNRG
Higher net margin
PNRG
PNRG
1.1% more per $
PNRG
6.6%
5.6%
MLAB
Faster 2-yr revenue CAGR
PNRG
PNRG
Annualised
PNRG
9.0%
5.1%
MLAB

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
MLAB
MLAB
PNRG
PNRG
Revenue
$65.1M
$51.0M
Net Profit
$3.6M
$3.4M
Gross Margin
64.2%
97.9%
Operating Margin
12.2%
3.2%
Net Margin
5.6%
6.6%
Revenue YoY
3.6%
-15.7%
Net Profit YoY
316.6%
48.7%
EPS (diluted)
$0.65
$1.43

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
MLAB
MLAB
PNRG
PNRG
Q4 25
$65.1M
$51.0M
Q3 25
$60.7M
$46.0M
Q2 25
$59.5M
$42.0M
Q1 25
$62.1M
$50.1M
Q4 24
$62.8M
$60.5M
Q3 24
$57.8M
$69.5M
Q2 24
$58.2M
$64.8M
Q1 24
$58.9M
$43.0M
Net Profit
MLAB
MLAB
PNRG
PNRG
Q4 25
$3.6M
$3.4M
Q3 25
$2.5M
$10.6M
Q2 25
$4.7M
$3.2M
Q1 25
$-7.1M
$9.1M
Q4 24
$-1.7M
$2.3M
Q3 24
$3.4M
$22.1M
Q2 24
$3.4M
$19.7M
Q1 24
$-254.6M
$11.3M
Gross Margin
MLAB
MLAB
PNRG
PNRG
Q4 25
64.2%
97.9%
Q3 25
61.5%
95.6%
Q2 25
62.0%
97.1%
Q1 25
61.8%
96.3%
Q4 24
63.3%
98.8%
Q3 24
61.3%
95.5%
Q2 24
64.0%
96.2%
Q1 24
62.1%
93.5%
Operating Margin
MLAB
MLAB
PNRG
PNRG
Q4 25
12.2%
3.2%
Q3 25
7.8%
28.9%
Q2 25
5.1%
10.0%
Q1 25
2.4%
22.7%
Q4 24
9.2%
6.8%
Q3 24
6.1%
40.4%
Q2 24
9.6%
38.1%
Q1 24
-460.6%
33.4%
Net Margin
MLAB
MLAB
PNRG
PNRG
Q4 25
5.6%
6.6%
Q3 25
4.1%
23.0%
Q2 25
8.0%
7.7%
Q1 25
-11.4%
18.2%
Q4 24
-2.7%
3.8%
Q3 24
5.9%
31.8%
Q2 24
5.8%
30.4%
Q1 24
-432.2%
26.3%
EPS (diluted)
MLAB
MLAB
PNRG
PNRG
Q4 25
$0.65
$1.43
Q3 25
$0.45
$4.38
Q2 25
$0.85
$1.33
Q1 25
$-1.30
$3.72
Q4 24
$-0.31
$0.97
Q3 24
$0.63
$8.80
Q2 24
$0.62
$7.77
Q1 24
$-47.26
$4.41

Balance Sheet & Financial Strength

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

Metric
MLAB
MLAB
PNRG
PNRG
Cash + ST InvestmentsLiquidity on hand
$29.0M
$7.4M
Total DebtLower is stronger
$68.4M
Stockholders' EquityBook value
$186.7M
$215.7M
Total Assets
$434.8M
$323.9M
Debt / EquityLower = less leverage
0.37×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MLAB
MLAB
PNRG
PNRG
Q4 25
$29.0M
$7.4M
Q3 25
$20.4M
$3.7M
Q2 25
$21.3M
$2.4M
Q1 25
$27.3M
$2.1M
Q4 24
$27.3M
$2.5M
Q3 24
$24.3M
$1.6M
Q2 24
$28.5M
$2.0M
Q1 24
$28.2M
$1.8M
Total Debt
MLAB
MLAB
PNRG
PNRG
Q4 25
$68.4M
Q3 25
$69.4M
Q2 25
$70.3M
Q1 25
$71.3M
Q4 24
$72.2M
Q3 24
$73.1M
Q2 24
$74.1M
Q1 24
Stockholders' Equity
MLAB
MLAB
PNRG
PNRG
Q4 25
$186.7M
$215.7M
Q3 25
$178.5M
$213.8M
Q2 25
$172.5M
$205.2M
Q1 25
$159.8M
$205.0M
Q4 24
$155.2M
$202.9M
Q3 24
$161.5M
$203.8M
Q2 24
$150.7M
$186.3M
Q1 24
$145.4M
$169.4M
Total Assets
MLAB
MLAB
PNRG
PNRG
Q4 25
$434.8M
$323.9M
Q3 25
$430.4M
$332.0M
Q2 25
$435.7M
$343.0M
Q1 25
$433.3M
$339.3M
Q4 24
$433.3M
$324.6M
Q3 24
$454.1M
$345.6M
Q2 24
$440.4M
$334.8M
Q1 24
$446.8M
$332.9M
Debt / Equity
MLAB
MLAB
PNRG
PNRG
Q4 25
0.37×
Q3 25
0.39×
Q2 25
0.41×
Q1 25
0.45×
Q4 24
0.47×
Q3 24
0.45×
Q2 24
0.49×
Q1 24

Cash Flow & Capital Efficiency

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

Metric
MLAB
MLAB
PNRG
PNRG
Operating Cash FlowLast quarter
$18.8M
$12.2M
Free Cash FlowOCF − Capex
$18.0M
FCF MarginFCF / Revenue
27.7%
Capex IntensityCapex / Revenue
1.1%
Cash ConversionOCF / Net Profit
5.17×
3.60×
TTM Free Cash FlowTrailing 4 quarters
$37.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MLAB
MLAB
PNRG
PNRG
Q4 25
$18.8M
$12.2M
Q3 25
$8.2M
$54.7M
Q2 25
$1.9M
$-8.3M
Q1 25
$12.7M
$38.2M
Q4 24
$18.1M
$23.9M
Q3 24
$5.3M
$50.8M
Q2 24
$10.7M
$-1.9M
Q1 24
$12.9M
$43.2M
Free Cash Flow
MLAB
MLAB
PNRG
PNRG
Q4 25
$18.0M
Q3 25
$7.1M
Q2 25
$884.0K
Q1 25
$11.9M
Q4 24
$17.3M
Q3 24
$3.5M
Q2 24
$9.9M
Q1 24
$12.3M
FCF Margin
MLAB
MLAB
PNRG
PNRG
Q4 25
27.7%
Q3 25
11.7%
Q2 25
1.5%
Q1 25
19.2%
Q4 24
27.6%
Q3 24
6.0%
Q2 24
16.9%
Q1 24
21.0%
Capex Intensity
MLAB
MLAB
PNRG
PNRG
Q4 25
1.1%
Q3 25
1.8%
Q2 25
1.7%
Q1 25
1.2%
Q4 24
1.3%
Q3 24
3.1%
Q2 24
1.5%
Q1 24
0.9%
Cash Conversion
MLAB
MLAB
PNRG
PNRG
Q4 25
5.17×
3.60×
Q3 25
3.32×
5.18×
Q2 25
0.40×
-2.58×
Q1 25
4.18×
Q4 24
10.50×
Q3 24
1.54×
2.30×
Q2 24
3.17×
-0.10×
Q1 24
3.82×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MLAB
MLAB

Sterilization And Disinfection Control$24.9M38%
Biopharmaceutical Development$14.4M22%
Other$14.1M22%
Clinical Genomics$11.8M18%

PNRG
PNRG

Oil Sales$43.1M84%
Natural Gas Liquid$5.5M11%
Oil And Gas Service$2.0M4%

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