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Side-by-side financial comparison of MESA LABORATORIES INC (MLAB) and WESTAMERICA BANCORPORATION (WABC). Click either name above to swap in a different company.

MESA LABORATORIES INC is the larger business by last-quarter revenue ($65.1M vs $63.3M, roughly 1.0× WESTAMERICA BANCORPORATION). WESTAMERICA BANCORPORATION runs the higher net margin — 43.9% vs 5.6%, a 38.3% gap on every dollar of revenue. On growth, MESA LABORATORIES INC posted the faster year-over-year revenue change (3.6% vs -9.0%). WESTAMERICA BANCORPORATION produced more free cash flow last quarter ($119.7M vs $18.0M). Over the past eight quarters, MESA LABORATORIES INC's revenue compounded faster (5.1% CAGR vs -8.6%).

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.

Westamerica Bancorporation is a regional bank holding company headquartered in California, U.S. It operates via its wholly owned banking subsidiary to provide full-spectrum retail and commercial banking services, including deposit products, business and consumer loans, wealth management, and payment services, primarily serving individual consumers, SMEs and local institutional clients in northern and central California.

MLAB vs WABC — Head-to-Head

Bigger by revenue
MLAB
MLAB
1.0× larger
MLAB
$65.1M
$63.3M
WABC
Growing faster (revenue YoY)
MLAB
MLAB
+12.6% gap
MLAB
3.6%
-9.0%
WABC
Higher net margin
WABC
WABC
38.3% more per $
WABC
43.9%
5.6%
MLAB
More free cash flow
WABC
WABC
$101.6M more FCF
WABC
$119.7M
$18.0M
MLAB
Faster 2-yr revenue CAGR
MLAB
MLAB
Annualised
MLAB
5.1%
-8.6%
WABC

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
MLAB
MLAB
WABC
WABC
Revenue
$65.1M
$63.3M
Net Profit
$3.6M
$27.8M
Gross Margin
64.2%
Operating Margin
12.2%
59.8%
Net Margin
5.6%
43.9%
Revenue YoY
3.6%
-9.0%
Net Profit YoY
316.6%
-12.3%
EPS (diluted)
$0.65
$1.12

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
WABC
WABC
Q4 25
$65.1M
$63.3M
Q3 25
$60.7M
$63.7M
Q2 25
$59.5M
$64.6M
Q1 25
$62.1M
$66.4M
Q4 24
$62.8M
$69.6M
Q3 24
$57.8M
$74.1M
Q2 24
$58.2M
$74.3M
Q1 24
$58.9M
$75.8M
Net Profit
MLAB
MLAB
WABC
WABC
Q4 25
$3.6M
$27.8M
Q3 25
$2.5M
$28.3M
Q2 25
$4.7M
$29.1M
Q1 25
$-7.1M
$31.0M
Q4 24
$-1.7M
$31.7M
Q3 24
$3.4M
$35.1M
Q2 24
$3.4M
$35.5M
Q1 24
$-254.6M
$36.4M
Gross Margin
MLAB
MLAB
WABC
WABC
Q4 25
64.2%
Q3 25
61.5%
Q2 25
62.0%
Q1 25
61.8%
Q4 24
63.3%
Q3 24
61.3%
Q2 24
64.0%
Q1 24
62.1%
Operating Margin
MLAB
MLAB
WABC
WABC
Q4 25
12.2%
59.8%
Q3 25
7.8%
59.5%
Q2 25
5.1%
60.5%
Q1 25
2.4%
63.0%
Q4 24
9.2%
62.8%
Q3 24
6.1%
64.5%
Q2 24
9.6%
64.8%
Q1 24
-460.6%
65.2%
Net Margin
MLAB
MLAB
WABC
WABC
Q4 25
5.6%
43.9%
Q3 25
4.1%
44.3%
Q2 25
8.0%
45.0%
Q1 25
-11.4%
46.7%
Q4 24
-2.7%
45.6%
Q3 24
5.9%
47.3%
Q2 24
5.8%
47.8%
Q1 24
-432.2%
48.0%
EPS (diluted)
MLAB
MLAB
WABC
WABC
Q4 25
$0.65
$1.12
Q3 25
$0.45
$1.12
Q2 25
$0.85
$1.12
Q1 25
$-1.30
$1.16
Q4 24
$-0.31
$1.19
Q3 24
$0.63
$1.31
Q2 24
$0.62
$1.33
Q1 24
$-47.26
$1.37

Balance Sheet & Financial Strength

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

Metric
MLAB
MLAB
WABC
WABC
Cash + ST InvestmentsLiquidity on hand
$29.0M
Total DebtLower is stronger
$68.4M
Stockholders' EquityBook value
$186.7M
$933.5M
Total Assets
$434.8M
$6.0B
Debt / EquityLower = less leverage
0.37×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MLAB
MLAB
WABC
WABC
Q4 25
$29.0M
Q3 25
$20.4M
Q2 25
$21.3M
Q1 25
$27.3M
Q4 24
$27.3M
Q3 24
$24.3M
Q2 24
$28.5M
Q1 24
$28.2M
Total Debt
MLAB
MLAB
WABC
WABC
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
WABC
WABC
Q4 25
$186.7M
$933.5M
Q3 25
$178.5M
$931.6M
Q2 25
$172.5M
$921.8M
Q1 25
$159.8M
$923.1M
Q4 24
$155.2M
$890.0M
Q3 24
$161.5M
$909.0M
Q2 24
$150.7M
$815.6M
Q1 24
$145.4M
$791.7M
Total Assets
MLAB
MLAB
WABC
WABC
Q4 25
$434.8M
$6.0B
Q3 25
$430.4M
$5.9B
Q2 25
$435.7M
$5.8B
Q1 25
$433.3M
$6.0B
Q4 24
$433.3M
$6.1B
Q3 24
$454.1M
$6.2B
Q2 24
$440.4M
$6.3B
Q1 24
$446.8M
$6.5B
Debt / Equity
MLAB
MLAB
WABC
WABC
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
WABC
WABC
Operating Cash FlowLast quarter
$18.8M
$121.9M
Free Cash FlowOCF − Capex
$18.0M
$119.7M
FCF MarginFCF / Revenue
27.7%
189.0%
Capex IntensityCapex / Revenue
1.1%
3.5%
Cash ConversionOCF / Net Profit
5.17×
4.38×
TTM Free Cash FlowTrailing 4 quarters
$37.9M
$213.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MLAB
MLAB
WABC
WABC
Q4 25
$18.8M
$121.9M
Q3 25
$8.2M
$29.4M
Q2 25
$1.9M
$23.5M
Q1 25
$12.7M
$42.4M
Q4 24
$18.1M
$141.6M
Q3 24
$5.3M
$40.6M
Q2 24
$10.7M
$19.0M
Q1 24
$12.9M
$52.2M
Free Cash Flow
MLAB
MLAB
WABC
WABC
Q4 25
$18.0M
$119.7M
Q3 25
$7.1M
$28.7M
Q2 25
$884.0K
$22.8M
Q1 25
$11.9M
$42.2M
Q4 24
$17.3M
$139.8M
Q3 24
$3.5M
$40.1M
Q2 24
$9.9M
$18.6M
Q1 24
$12.3M
$52.1M
FCF Margin
MLAB
MLAB
WABC
WABC
Q4 25
27.7%
189.0%
Q3 25
11.7%
45.1%
Q2 25
1.5%
35.3%
Q1 25
19.2%
63.5%
Q4 24
27.6%
201.0%
Q3 24
6.0%
54.1%
Q2 24
16.9%
25.0%
Q1 24
21.0%
68.7%
Capex Intensity
MLAB
MLAB
WABC
WABC
Q4 25
1.1%
3.5%
Q3 25
1.8%
1.1%
Q2 25
1.7%
1.1%
Q1 25
1.2%
0.3%
Q4 24
1.3%
2.5%
Q3 24
3.1%
0.7%
Q2 24
1.5%
0.6%
Q1 24
0.9%
0.2%
Cash Conversion
MLAB
MLAB
WABC
WABC
Q4 25
5.17×
4.38×
Q3 25
3.32×
1.04×
Q2 25
0.40×
0.81×
Q1 25
1.37×
Q4 24
4.47×
Q3 24
1.54×
1.16×
Q2 24
3.17×
0.54×
Q1 24
1.43×

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%

WABC
WABC

Segment breakdown not available.

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