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Side-by-side financial comparison of WD 40 CO (WDFC) and Willdan Group, Inc. (WLDN). Click either name above to swap in a different company.

Willdan Group, Inc. is the larger business by last-quarter revenue ($182.0M vs $154.4M, roughly 1.2× WD 40 CO). WD 40 CO runs the higher net margin — 11.3% vs 7.5%, a 3.8% gap on every dollar of revenue. On growth, Willdan Group, Inc. posted the faster year-over-year revenue change (15.0% vs 0.6%). Willdan Group, Inc. produced more free cash flow last quarter ($9.8M vs $9.1M). Over the past eight quarters, Willdan Group, Inc.'s revenue compounded faster (8.1% CAGR vs 5.4%).

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.

Willdan Group, Inc. (Willdan) is an American publicly traded company selling professional technical and consulting services to public and private utilities, public agencies at all levels of government, and commercial and industrial firms. The company operates offices in more than a dozen states, with its key operations in California and New York.

WDFC vs WLDN — Head-to-Head

Bigger by revenue
WLDN
WLDN
1.2× larger
WLDN
$182.0M
$154.4M
WDFC
Growing faster (revenue YoY)
WLDN
WLDN
+14.4% gap
WLDN
15.0%
0.6%
WDFC
Higher net margin
WDFC
WDFC
3.8% more per $
WDFC
11.3%
7.5%
WLDN
More free cash flow
WLDN
WLDN
$723.0K more FCF
WLDN
$9.8M
$9.1M
WDFC
Faster 2-yr revenue CAGR
WLDN
WLDN
Annualised
WLDN
8.1%
5.4%
WDFC

Income Statement — Q1 FY2026 vs Q3 FY2025

Metric
WDFC
WDFC
WLDN
WLDN
Revenue
$154.4M
$182.0M
Net Profit
$17.5M
$13.7M
Gross Margin
56.2%
36.9%
Operating Margin
15.1%
8.2%
Net Margin
11.3%
7.5%
Revenue YoY
0.6%
15.0%
Net Profit YoY
-7.8%
86.8%
EPS (diluted)
$1.28
$0.90

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
WDFC
WDFC
WLDN
WLDN
Q4 25
$154.4M
$182.0M
Q3 25
$163.5M
$173.5M
Q2 25
$156.9M
$152.4M
Q1 25
$146.1M
Q4 24
$153.5M
$144.1M
Q3 24
$156.0M
$158.3M
Q2 24
$155.0M
$141.0M
Q1 24
$139.1M
$122.5M
Net Profit
WDFC
WDFC
WLDN
WLDN
Q4 25
$17.5M
$13.7M
Q3 25
$21.2M
$15.4M
Q2 25
$21.0M
$4.7M
Q1 25
$29.9M
Q4 24
$18.9M
$7.7M
Q3 24
$16.8M
$7.3M
Q2 24
$19.8M
$4.6M
Q1 24
$15.5M
$2.9M
Gross Margin
WDFC
WDFC
WLDN
WLDN
Q4 25
56.2%
36.9%
Q3 25
54.7%
39.4%
Q2 25
56.2%
37.8%
Q1 25
54.6%
Q4 24
54.8%
38.1%
Q3 24
54.1%
32.6%
Q2 24
53.1%
34.6%
Q1 24
52.4%
38.7%
Operating Margin
WDFC
WDFC
WLDN
WLDN
Q4 25
15.1%
8.2%
Q3 25
17.1%
6.8%
Q2 25
17.4%
4.6%
Q1 25
15.9%
Q4 24
16.4%
7.5%
Q3 24
15.4%
5.5%
Q2 24
17.5%
4.6%
Q1 24
15.1%
4.4%
Net Margin
WDFC
WDFC
WLDN
WLDN
Q4 25
11.3%
7.5%
Q3 25
13.0%
8.9%
Q2 25
13.4%
3.1%
Q1 25
20.4%
Q4 24
12.3%
5.3%
Q3 24
10.8%
4.6%
Q2 24
12.8%
3.3%
Q1 24
11.2%
2.4%
EPS (diluted)
WDFC
WDFC
WLDN
WLDN
Q4 25
$1.28
$0.90
Q3 25
$1.57
$1.03
Q2 25
$1.54
$0.32
Q1 25
$2.19
Q4 24
$1.39
$0.53
Q3 24
$1.23
$0.51
Q2 24
$1.46
$0.33
Q1 24
$1.14
$0.21

Balance Sheet & Financial Strength

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

Metric
WDFC
WDFC
WLDN
WLDN
Cash + ST InvestmentsLiquidity on hand
$48.6M
$33.1M
Total DebtLower is stronger
$85.7M
$49.1M
Stockholders' EquityBook value
$264.1M
$283.1M
Total Assets
$459.7M
$507.9M
Debt / EquityLower = less leverage
0.32×
0.17×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
WDFC
WDFC
WLDN
WLDN
Q4 25
$48.6M
$33.1M
Q3 25
$58.1M
$32.3M
Q2 25
$51.7M
$38.4M
Q1 25
$53.0M
Q4 24
$54.9M
$74.2M
Q3 24
$46.7M
$53.1M
Q2 24
$45.3M
$44.3M
Q1 24
$55.4M
$46.9M
Total Debt
WDFC
WDFC
WLDN
WLDN
Q4 25
$85.7M
$49.1M
Q3 25
$86.2M
$59.7M
Q2 25
$85.6M
$86.9M
Q1 25
$84.4M
Q4 24
$84.6M
$89.5M
Q3 24
$86.0M
$91.9M
Q2 24
$85.5M
$93.7M
Q1 24
$85.9M
$95.5M
Stockholders' Equity
WDFC
WDFC
WLDN
WLDN
Q4 25
$264.1M
$283.1M
Q3 25
$268.2M
$265.9M
Q2 25
$257.1M
$245.5M
Q1 25
$242.1M
Q4 24
$226.3M
$234.3M
Q3 24
$230.5M
$224.0M
Q2 24
$222.2M
$213.0M
Q1 24
$216.3M
$205.5M
Total Assets
WDFC
WDFC
WLDN
WLDN
Q4 25
$459.7M
$507.9M
Q3 25
$475.8M
$484.9M
Q2 25
$456.0M
$471.2M
Q1 25
$458.3M
Q4 24
$447.3M
$464.9M
Q3 24
$449.0M
$447.3M
Q2 24
$443.6M
$421.3M
Q1 24
$442.0M
$407.9M
Debt / Equity
WDFC
WDFC
WLDN
WLDN
Q4 25
0.32×
0.17×
Q3 25
0.32×
0.22×
Q2 25
0.33×
0.35×
Q1 25
0.35×
Q4 24
0.37×
0.38×
Q3 24
0.37×
0.41×
Q2 24
0.38×
0.44×
Q1 24
0.40×
0.46×

Cash Flow & Capital Efficiency

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

Metric
WDFC
WDFC
WLDN
WLDN
Operating Cash FlowLast quarter
$10.0M
$12.2M
Free Cash FlowOCF − Capex
$9.1M
$9.8M
FCF MarginFCF / Revenue
5.9%
5.4%
Capex IntensityCapex / Revenue
0.6%
1.3%
Cash ConversionOCF / Net Profit
0.57×
0.89×
TTM Free Cash FlowTrailing 4 quarters
$78.2M
$65.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
WDFC
WDFC
WLDN
WLDN
Q4 25
$10.0M
$12.2M
Q3 25
$29.9M
$25.4M
Q2 25
$35.1M
$3.3M
Q1 25
$8.0M
Q4 24
$14.9M
$33.5M
Q3 24
$27.2M
$10.8M
Q2 24
$19.9M
$889.0K
Q1 24
$18.0M
$26.9M
Free Cash Flow
WDFC
WDFC
WLDN
WLDN
Q4 25
$9.1M
$9.8M
Q3 25
$28.6M
$23.2M
Q2 25
$34.0M
$1.0M
Q1 25
$6.6M
Q4 24
$14.2M
$31.1M
Q3 24
$26.4M
$8.8M
Q2 24
$18.7M
$-1.3M
Q1 24
$16.7M
$25.0M
FCF Margin
WDFC
WDFC
WLDN
WLDN
Q4 25
5.9%
5.4%
Q3 25
17.5%
13.4%
Q2 25
21.6%
0.7%
Q1 25
4.5%
Q4 24
9.3%
21.6%
Q3 24
16.9%
5.6%
Q2 24
12.0%
-0.9%
Q1 24
12.0%
20.4%
Capex Intensity
WDFC
WDFC
WLDN
WLDN
Q4 25
0.6%
1.3%
Q3 25
0.8%
1.3%
Q2 25
0.7%
1.5%
Q1 25
0.9%
Q4 24
0.5%
1.6%
Q3 24
0.5%
1.2%
Q2 24
0.8%
1.5%
Q1 24
0.9%
1.6%
Cash Conversion
WDFC
WDFC
WLDN
WLDN
Q4 25
0.57×
0.89×
Q3 25
1.41×
1.65×
Q2 25
1.67×
0.71×
Q1 25
0.27×
Q4 24
0.79×
4.35×
Q3 24
1.62×
1.47×
Q2 24
1.00×
0.19×
Q1 24
1.16×
9.16×

Financial Flow Comparison

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

Revenue Breakdown by Segment

WDFC
WDFC

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

WLDN
WLDN

Public Utility$74.2M41%
Governments$64.6M35%
Engineering Consulting Services$27.3M15%
Commercial$15.9M9%
Alternative Power Generation Inc$4.8M3%

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