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Side-by-side financial comparison of Proto Labs Inc (PRLB) and WD 40 CO (WDFC). Click either name above to swap in a different company.

WD 40 CO is the larger business by last-quarter revenue ($154.4M vs $139.3M, roughly 1.1× Proto Labs Inc). WD 40 CO runs the higher net margin — 11.3% vs 5.8%, a 5.5% gap on every dollar of revenue. On growth, Proto Labs Inc posted the faster year-over-year revenue change (10.4% vs 0.6%). Over the past eight quarters, WD 40 CO's revenue compounded faster (5.4% CAGR vs 5.3%).

Protolabs is a company that provides rapid manufacturing of 3D printed, CNC-machined, sheet metal, and injection-molded custom parts for prototyping and production. Markets like medical devices, aerospace, electronics, appliances, automotive and consumer products use these parts. Protolabs' headquarters are located in Maple Plain, Minnesota, with Minnesota-based manufacturing facilities in Plymouth, Brooklyn Park, and Rosemount, along with additional facilities in Nashua, New Hampshire and Ca...

WD-40 Company is a global consumer and industrial goods manufacturer best known for its signature multi-purpose lubricant of the same name. Its product portfolio includes cleaners, degreasers, rust removers and specialty lubricants, serving retail, industrial and automotive markets across more than 170 countries and regions worldwide.

PRLB vs WDFC — Head-to-Head

Bigger by revenue
WDFC
WDFC
1.1× larger
WDFC
$154.4M
$139.3M
PRLB
Growing faster (revenue YoY)
PRLB
PRLB
+9.8% gap
PRLB
10.4%
0.6%
WDFC
Higher net margin
WDFC
WDFC
5.5% more per $
WDFC
11.3%
5.8%
PRLB
Faster 2-yr revenue CAGR
WDFC
WDFC
Annualised
WDFC
5.4%
5.3%
PRLB

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
PRLB
PRLB
WDFC
WDFC
Revenue
$139.3M
$154.4M
Net Profit
$8.1M
$17.5M
Gross Margin
45.6%
56.2%
Operating Margin
7.1%
15.1%
Net Margin
5.8%
11.3%
Revenue YoY
10.4%
0.6%
Net Profit YoY
125.4%
-7.8%
EPS (diluted)
$0.29
$1.28

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
PRLB
PRLB
WDFC
WDFC
Q1 26
$139.3M
Q4 25
$136.5M
$154.4M
Q3 25
$135.4M
$163.5M
Q2 25
$135.1M
$156.9M
Q1 25
$126.2M
$146.1M
Q4 24
$121.8M
$153.5M
Q3 24
$125.6M
$156.0M
Q2 24
$125.6M
$155.0M
Net Profit
PRLB
PRLB
WDFC
WDFC
Q1 26
$8.1M
Q4 25
$17.5M
Q3 25
$7.2M
$21.2M
Q2 25
$4.4M
$21.0M
Q1 25
$3.6M
$29.9M
Q4 24
$18.9M
Q3 24
$7.2M
$16.8M
Q2 24
$4.5M
$19.8M
Gross Margin
PRLB
PRLB
WDFC
WDFC
Q1 26
45.6%
Q4 25
44.2%
56.2%
Q3 25
45.3%
54.7%
Q2 25
44.3%
56.2%
Q1 25
44.1%
54.6%
Q4 24
42.7%
54.8%
Q3 24
45.6%
54.1%
Q2 24
45.0%
53.1%
Operating Margin
PRLB
PRLB
WDFC
WDFC
Q1 26
7.1%
Q4 25
5.0%
15.1%
Q3 25
6.5%
17.1%
Q2 25
3.7%
17.4%
Q1 25
3.6%
15.9%
Q4 24
-1.2%
16.4%
Q3 24
6.8%
15.4%
Q2 24
4.8%
17.5%
Net Margin
PRLB
PRLB
WDFC
WDFC
Q1 26
5.8%
Q4 25
11.3%
Q3 25
5.3%
13.0%
Q2 25
3.3%
13.4%
Q1 25
2.9%
20.4%
Q4 24
12.3%
Q3 24
5.7%
10.8%
Q2 24
3.6%
12.8%
EPS (diluted)
PRLB
PRLB
WDFC
WDFC
Q1 26
$0.29
Q4 25
$0.25
$1.28
Q3 25
$0.30
$1.57
Q2 25
$0.18
$1.54
Q1 25
$0.15
$2.19
Q4 24
$-0.01
$1.39
Q3 24
$0.29
$1.23
Q2 24
$0.18
$1.46

Balance Sheet & Financial Strength

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

Metric
PRLB
PRLB
WDFC
WDFC
Cash + ST InvestmentsLiquidity on hand
$124.0M
$48.6M
Total DebtLower is stronger
$85.7M
Stockholders' EquityBook value
$683.1M
$264.1M
Total Assets
$778.6M
$459.7M
Debt / EquityLower = less leverage
0.32×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PRLB
PRLB
WDFC
WDFC
Q1 26
$124.0M
Q4 25
$128.1M
$48.6M
Q3 25
$119.2M
$58.1M
Q2 25
$103.2M
$51.7M
Q1 25
$96.8M
$53.0M
Q4 24
$103.1M
$54.9M
Q3 24
$100.5M
$46.7M
Q2 24
$112.9M
$45.3M
Total Debt
PRLB
PRLB
WDFC
WDFC
Q1 26
Q4 25
$85.7M
Q3 25
$86.2M
Q2 25
$85.6M
Q1 25
$84.4M
Q4 24
$84.6M
Q3 24
$86.0M
Q2 24
$85.5M
Stockholders' Equity
PRLB
PRLB
WDFC
WDFC
Q1 26
$683.1M
Q4 25
$673.9M
$264.1M
Q3 25
$664.7M
$268.2M
Q2 25
$664.7M
$257.1M
Q1 25
$656.8M
$242.1M
Q4 24
$670.2M
$226.3M
Q3 24
$680.0M
$230.5M
Q2 24
$685.2M
$222.2M
Total Assets
PRLB
PRLB
WDFC
WDFC
Q1 26
$778.6M
Q4 25
$763.4M
$459.7M
Q3 25
$756.9M
$475.8M
Q2 25
$743.3M
$456.0M
Q1 25
$737.5M
$458.3M
Q4 24
$743.5M
$447.3M
Q3 24
$753.8M
$449.0M
Q2 24
$758.2M
$443.6M
Debt / Equity
PRLB
PRLB
WDFC
WDFC
Q1 26
Q4 25
0.32×
Q3 25
0.32×
Q2 25
0.33×
Q1 25
0.35×
Q4 24
0.37×
Q3 24
0.37×
Q2 24
0.38×

Cash Flow & Capital Efficiency

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

Metric
PRLB
PRLB
WDFC
WDFC
Operating Cash FlowLast quarter
$17.5M
$10.0M
Free Cash FlowOCF − Capex
$9.1M
FCF MarginFCF / Revenue
5.9%
Capex IntensityCapex / Revenue
0.6%
Cash ConversionOCF / Net Profit
2.16×
0.57×
TTM Free Cash FlowTrailing 4 quarters
$78.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PRLB
PRLB
WDFC
WDFC
Q1 26
$17.5M
Q4 25
$16.5M
$10.0M
Q3 25
$29.1M
$29.9M
Q2 25
$10.6M
$35.1M
Q1 25
$18.4M
$8.0M
Q4 24
$17.3M
$14.9M
Q3 24
$24.8M
$27.2M
Q2 24
$14.4M
$19.9M
Free Cash Flow
PRLB
PRLB
WDFC
WDFC
Q1 26
Q4 25
$8.4M
$9.1M
Q3 25
$25.0M
$28.6M
Q2 25
$9.1M
$34.0M
Q1 25
$17.1M
$6.6M
Q4 24
$16.5M
$14.2M
Q3 24
$23.2M
$26.4M
Q2 24
$10.2M
$18.7M
FCF Margin
PRLB
PRLB
WDFC
WDFC
Q1 26
Q4 25
6.2%
5.9%
Q3 25
18.5%
17.5%
Q2 25
6.7%
21.6%
Q1 25
13.6%
4.5%
Q4 24
13.5%
9.3%
Q3 24
18.5%
16.9%
Q2 24
8.2%
12.0%
Capex Intensity
PRLB
PRLB
WDFC
WDFC
Q1 26
Q4 25
5.9%
0.6%
Q3 25
3.0%
0.8%
Q2 25
1.1%
0.7%
Q1 25
1.0%
0.9%
Q4 24
0.7%
0.5%
Q3 24
1.2%
0.5%
Q2 24
3.3%
0.8%
Cash Conversion
PRLB
PRLB
WDFC
WDFC
Q1 26
2.16×
Q4 25
0.57×
Q3 25
4.03×
1.41×
Q2 25
2.39×
1.67×
Q1 25
5.11×
0.27×
Q4 24
0.79×
Q3 24
3.44×
1.62×
Q2 24
3.18×
1.00×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PRLB
PRLB

CNC Machining$63.2M45%
Injection Molding$51.1M37%
3D Printing$20.5M15%
Sheet Metal$4.4M3%
Other Revenue$207.0K0%

WDFC
WDFC

Other$82.6M53%
WD40Multi Use Product$56.0M36%
WD40Specialist$9.0M6%
Other Maintenance Products$4.0M3%
Homecare And Cleaning Products$2.7M2%

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