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Side-by-side financial comparison of CarParts.com, Inc. (PRTS) 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 $120.4M, roughly 1.5× CarParts.com, Inc.). Willdan Group, Inc. runs the higher net margin — 7.5% vs -9.6%, a 17.1% gap on every dollar of revenue. On growth, Willdan Group, Inc. posted the faster year-over-year revenue change (15.0% vs -9.8%). Over the past eight quarters, Willdan Group, Inc.'s revenue compounded faster (8.1% CAGR vs -8.6%).

Genuine Parts Company (GPC) is an American automotive and industrial parts distributor based in Atlanta, Georgia. Established by brothers Carlyle and Malcolm Fraser in 1928, the company has approximately 60,000 employees. In addition to the United States, GPC has operated in Australasia, Belgium, Canada, France, Germany, Mexico, the Netherlands, Poland, and the United Kingdom. GPC's subsidiaries include industrial parts distributor Motion as well as NAPA Auto Parts, which primarily sells part...

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.

PRTS vs WLDN — Head-to-Head

Bigger by revenue
WLDN
WLDN
1.5× larger
WLDN
$182.0M
$120.4M
PRTS
Growing faster (revenue YoY)
WLDN
WLDN
+24.8% gap
WLDN
15.0%
-9.8%
PRTS
Higher net margin
WLDN
WLDN
17.1% more per $
WLDN
7.5%
-9.6%
PRTS
Faster 2-yr revenue CAGR
WLDN
WLDN
Annualised
WLDN
8.1%
-8.6%
PRTS

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
PRTS
PRTS
WLDN
WLDN
Revenue
$120.4M
$182.0M
Net Profit
$-11.6M
$13.7M
Gross Margin
33.2%
36.9%
Operating Margin
8.2%
Net Margin
-9.6%
7.5%
Revenue YoY
-9.8%
15.0%
Net Profit YoY
25.0%
86.8%
EPS (diluted)
$-0.82
$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
PRTS
PRTS
WLDN
WLDN
Q4 25
$120.4M
$182.0M
Q3 25
$127.8M
$173.5M
Q2 25
$151.9M
$152.4M
Q1 25
$147.4M
Q4 24
$133.5M
$144.1M
Q3 24
$144.8M
$158.3M
Q2 24
$144.3M
$141.0M
Q1 24
$122.5M
Net Profit
PRTS
PRTS
WLDN
WLDN
Q4 25
$-11.6M
$13.7M
Q3 25
$-10.9M
$15.4M
Q2 25
$-12.7M
$4.7M
Q1 25
$-15.3M
Q4 24
$-15.4M
$7.7M
Q3 24
$-10.0M
$7.3M
Q2 24
$-8.7M
$4.6M
Q1 24
$2.9M
Gross Margin
PRTS
PRTS
WLDN
WLDN
Q4 25
33.2%
36.9%
Q3 25
33.1%
39.4%
Q2 25
32.8%
37.8%
Q1 25
32.1%
Q4 24
32.5%
38.1%
Q3 24
35.2%
32.6%
Q2 24
33.5%
34.6%
Q1 24
38.7%
Operating Margin
PRTS
PRTS
WLDN
WLDN
Q4 25
8.2%
Q3 25
-7.9%
6.8%
Q2 25
-8.2%
4.6%
Q1 25
-10.3%
Q4 24
-11.6%
7.5%
Q3 24
-6.9%
5.5%
Q2 24
-6.0%
4.6%
Q1 24
4.4%
Net Margin
PRTS
PRTS
WLDN
WLDN
Q4 25
-9.6%
7.5%
Q3 25
-8.5%
8.9%
Q2 25
-8.4%
3.1%
Q1 25
-10.4%
Q4 24
-11.5%
5.3%
Q3 24
-6.9%
4.6%
Q2 24
-6.0%
3.3%
Q1 24
2.4%
EPS (diluted)
PRTS
PRTS
WLDN
WLDN
Q4 25
$-0.82
$0.90
Q3 25
$-0.19
$1.03
Q2 25
$-0.23
$0.32
Q1 25
$-0.27
Q4 24
$-0.28
$0.53
Q3 24
$-0.17
$0.51
Q2 24
$-0.15
$0.33
Q1 24
$0.21

Balance Sheet & Financial Strength

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

Metric
PRTS
PRTS
WLDN
WLDN
Cash + ST InvestmentsLiquidity on hand
$25.8M
$33.1M
Total DebtLower is stronger
$49.1M
Stockholders' EquityBook value
$53.5M
$283.1M
Total Assets
$184.9M
$507.9M
Debt / EquityLower = less leverage
0.17×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PRTS
PRTS
WLDN
WLDN
Q4 25
$25.8M
$33.1M
Q3 25
$32.3M
Q2 25
$38.4M
Q1 25
Q4 24
$74.2M
Q3 24
$53.1M
Q2 24
$44.3M
Q1 24
$46.9M
Total Debt
PRTS
PRTS
WLDN
WLDN
Q4 25
$49.1M
Q3 25
$59.7M
Q2 25
$86.9M
Q1 25
Q4 24
$89.5M
Q3 24
$91.9M
Q2 24
$93.7M
Q1 24
$95.5M
Stockholders' Equity
PRTS
PRTS
WLDN
WLDN
Q4 25
$53.5M
$283.1M
Q3 25
$64.2M
$265.9M
Q2 25
$62.4M
$245.5M
Q1 25
$72.8M
Q4 24
$85.2M
$234.3M
Q3 24
$97.2M
$224.0M
Q2 24
$103.9M
$213.0M
Q1 24
$205.5M
Total Assets
PRTS
PRTS
WLDN
WLDN
Q4 25
$184.9M
$507.9M
Q3 25
$200.3M
$484.9M
Q2 25
$189.6M
$471.2M
Q1 25
$216.5M
Q4 24
$210.6M
$464.9M
Q3 24
$227.6M
$447.3M
Q2 24
$238.0M
$421.3M
Q1 24
$407.9M
Debt / Equity
PRTS
PRTS
WLDN
WLDN
Q4 25
0.17×
Q3 25
0.22×
Q2 25
0.35×
Q1 25
Q4 24
0.38×
Q3 24
0.41×
Q2 24
0.44×
Q1 24
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
PRTS
PRTS
WLDN
WLDN
Operating Cash FlowLast quarter
$12.2M
Free Cash FlowOCF − Capex
$9.8M
FCF MarginFCF / Revenue
5.4%
Capex IntensityCapex / Revenue
1.3%
Cash ConversionOCF / Net Profit
0.89×
TTM Free Cash FlowTrailing 4 quarters
$65.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PRTS
PRTS
WLDN
WLDN
Q4 25
$12.2M
Q3 25
$-6.4M
$25.4M
Q2 25
$-25.6M
$3.3M
Q1 25
$5.5M
Q4 24
$1.8M
$33.5M
Q3 24
$8.5M
$10.8M
Q2 24
$-3.6M
$889.0K
Q1 24
$26.9M
Free Cash Flow
PRTS
PRTS
WLDN
WLDN
Q4 25
$9.8M
Q3 25
$-8.3M
$23.2M
Q2 25
$-27.9M
$1.0M
Q1 25
$3.4M
Q4 24
$-631.0K
$31.1M
Q3 24
$4.9M
$8.8M
Q2 24
$-10.8M
$-1.3M
Q1 24
$25.0M
FCF Margin
PRTS
PRTS
WLDN
WLDN
Q4 25
5.4%
Q3 25
-6.5%
13.4%
Q2 25
-18.3%
0.7%
Q1 25
2.3%
Q4 24
-0.5%
21.6%
Q3 24
3.4%
5.6%
Q2 24
-7.5%
-0.9%
Q1 24
20.4%
Capex Intensity
PRTS
PRTS
WLDN
WLDN
Q4 25
1.3%
Q3 25
1.5%
1.3%
Q2 25
1.5%
1.5%
Q1 25
1.4%
Q4 24
1.8%
1.6%
Q3 24
2.5%
1.2%
Q2 24
4.9%
1.5%
Q1 24
1.6%
Cash Conversion
PRTS
PRTS
WLDN
WLDN
Q4 25
0.89×
Q3 25
1.65×
Q2 25
0.71×
Q1 25
Q4 24
4.35×
Q3 24
1.47×
Q2 24
0.19×
Q1 24
9.16×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PRTS
PRTS

Segment breakdown not available.

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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