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Side-by-side financial comparison of Willdan Group, Inc. (WLDN) and Zai Lab Ltd (ZLAB). Click either name above to swap in a different company.

Willdan Group, Inc. is the larger business by last-quarter revenue ($182.0M vs $127.1M, roughly 1.4× Zai Lab Ltd). On growth, Zai Lab Ltd posted the faster year-over-year revenue change (17.1% vs 15.0%). Willdan Group, Inc. produced more free cash flow last quarter ($9.8M vs $-26.7M). Over the past eight quarters, Zai Lab Ltd's revenue compounded faster (20.8% CAGR vs 8.1%).

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.

Zai Lab Ltd is a global biopharmaceutical company focused on developing, manufacturing and commercializing innovative therapies for oncology, autoimmune disorders, infectious diseases and other unmet medical needs. It operates primarily in the Greater China region and partners with leading global biotech firms to expand access to life-saving treatments for underserved patient populations.

WLDN vs ZLAB — Head-to-Head

Bigger by revenue
WLDN
WLDN
1.4× larger
WLDN
$182.0M
$127.1M
ZLAB
Growing faster (revenue YoY)
ZLAB
ZLAB
+2.1% gap
ZLAB
17.1%
15.0%
WLDN
More free cash flow
WLDN
WLDN
$36.5M more FCF
WLDN
$9.8M
$-26.7M
ZLAB
Faster 2-yr revenue CAGR
ZLAB
ZLAB
Annualised
ZLAB
20.8%
8.1%
WLDN

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
WLDN
WLDN
ZLAB
ZLAB
Revenue
$182.0M
$127.1M
Net Profit
$13.7M
Gross Margin
36.9%
51.0%
Operating Margin
8.2%
-54.6%
Net Margin
7.5%
Revenue YoY
15.0%
17.1%
Net Profit YoY
86.8%
EPS (diluted)
$0.90
$-0.05

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
WLDN
WLDN
ZLAB
ZLAB
Q4 25
$182.0M
$127.1M
Q3 25
$173.5M
$115.4M
Q2 25
$152.4M
$109.1M
Q1 25
$105.7M
Q4 24
$144.1M
$108.5M
Q3 24
$158.3M
$101.8M
Q2 24
$141.0M
$100.1M
Q1 24
$122.5M
$87.1M
Net Profit
WLDN
WLDN
ZLAB
ZLAB
Q4 25
$13.7M
Q3 25
$15.4M
$-36.0M
Q2 25
$4.7M
$-40.7M
Q1 25
$-48.4M
Q4 24
$7.7M
Q3 24
$7.3M
$-41.7M
Q2 24
$4.6M
$-80.3M
Q1 24
$2.9M
$-53.5M
Gross Margin
WLDN
WLDN
ZLAB
ZLAB
Q4 25
36.9%
51.0%
Q3 25
39.4%
59.5%
Q2 25
37.8%
60.6%
Q1 25
63.6%
Q4 24
38.1%
61.5%
Q3 24
32.6%
64.1%
Q2 24
34.6%
64.9%
Q1 24
38.7%
61.4%
Operating Margin
WLDN
WLDN
ZLAB
ZLAB
Q4 25
8.2%
-54.6%
Q3 25
6.8%
-42.3%
Q2 25
4.6%
-50.3%
Q1 25
-53.3%
Q4 24
7.5%
-62.6%
Q3 24
5.5%
-66.6%
Q2 24
4.6%
-76.0%
Q1 24
4.4%
-80.7%
Net Margin
WLDN
WLDN
ZLAB
ZLAB
Q4 25
7.5%
Q3 25
8.9%
-31.2%
Q2 25
3.1%
-37.3%
Q1 25
-45.8%
Q4 24
5.3%
Q3 24
4.6%
-40.9%
Q2 24
3.3%
-80.2%
Q1 24
2.4%
-61.4%
EPS (diluted)
WLDN
WLDN
ZLAB
ZLAB
Q4 25
$0.90
$-0.05
Q3 25
$1.03
$-0.03
Q2 25
$0.32
$-0.04
Q1 25
$-0.04
Q4 24
$0.53
$-0.09
Q3 24
$0.51
$-0.04
Q2 24
$0.33
$-0.08
Q1 24
$0.21
$-0.05

Balance Sheet & Financial Strength

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

Metric
WLDN
WLDN
ZLAB
ZLAB
Cash + ST InvestmentsLiquidity on hand
$33.1M
$689.6M
Total DebtLower is stronger
$49.1M
Stockholders' EquityBook value
$283.1M
$715.5M
Total Assets
$507.9M
$1.2B
Debt / EquityLower = less leverage
0.17×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
WLDN
WLDN
ZLAB
ZLAB
Q4 25
$33.1M
$689.6M
Q3 25
$32.3M
$717.2M
Q2 25
$38.4M
$732.2M
Q1 25
$757.3M
Q4 24
$74.2M
$779.7M
Q3 24
$53.1M
$616.1M
Q2 24
$44.3M
$630.0M
Q1 24
$46.9M
$650.8M
Total Debt
WLDN
WLDN
ZLAB
ZLAB
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
WLDN
WLDN
ZLAB
ZLAB
Q4 25
$283.1M
$715.5M
Q3 25
$265.9M
$759.9M
Q2 25
$245.5M
$791.7M
Q1 25
$810.8M
Q4 24
$234.3M
$840.9M
Q3 24
$224.0M
$667.7M
Q2 24
$213.0M
$704.2M
Q1 24
$205.5M
$762.2M
Total Assets
WLDN
WLDN
ZLAB
ZLAB
Q4 25
$507.9M
$1.2B
Q3 25
$484.9M
$1.2B
Q2 25
$471.2M
$1.2B
Q1 25
$1.2B
Q4 24
$464.9M
$1.2B
Q3 24
$447.3M
$985.3M
Q2 24
$421.3M
$987.4M
Q1 24
$407.9M
$988.4M
Debt / Equity
WLDN
WLDN
ZLAB
ZLAB
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
WLDN
WLDN
ZLAB
ZLAB
Operating Cash FlowLast quarter
$12.2M
$-26.0M
Free Cash FlowOCF − Capex
$9.8M
$-26.7M
FCF MarginFCF / Revenue
5.4%
-21.0%
Capex IntensityCapex / Revenue
1.3%
0.5%
Cash ConversionOCF / Net Profit
0.89×
TTM Free Cash FlowTrailing 4 quarters
$65.1M
$-158.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
WLDN
WLDN
ZLAB
ZLAB
Q4 25
$12.2M
$-26.0M
Q3 25
$25.4M
$-32.0M
Q2 25
$3.3M
$-31.0M
Q1 25
$-61.7M
Q4 24
$33.5M
$-55.8M
Q3 24
$10.8M
$-26.8M
Q2 24
$889.0K
$-42.2M
Q1 24
$26.9M
$-90.1M
Free Cash Flow
WLDN
WLDN
ZLAB
ZLAB
Q4 25
$9.8M
$-26.7M
Q3 25
$23.2M
$-35.0M
Q2 25
$1.0M
$-33.9M
Q1 25
$-63.2M
Q4 24
$31.1M
$-58.4M
Q3 24
$8.8M
$-28.2M
Q2 24
$-1.3M
$-42.9M
Q1 24
$25.0M
$-91.1M
FCF Margin
WLDN
WLDN
ZLAB
ZLAB
Q4 25
5.4%
-21.0%
Q3 25
13.4%
-30.4%
Q2 25
0.7%
-31.1%
Q1 25
-59.9%
Q4 24
21.6%
-53.8%
Q3 24
5.6%
-27.7%
Q2 24
-0.9%
-42.9%
Q1 24
20.4%
-104.5%
Capex Intensity
WLDN
WLDN
ZLAB
ZLAB
Q4 25
1.3%
0.5%
Q3 25
1.3%
2.6%
Q2 25
1.5%
2.6%
Q1 25
1.5%
Q4 24
1.6%
2.4%
Q3 24
1.2%
1.3%
Q2 24
1.5%
0.7%
Q1 24
1.6%
1.1%
Cash Conversion
WLDN
WLDN
ZLAB
ZLAB
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

WLDN
WLDN

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

ZLAB
ZLAB

Zejula$56.0M44%
Other$21.9M17%
Nuzyra$16.0M13%
Optune$11.9M9%
XACDURO$10.7M8%
Qinlock$9.7M8%
AUGTYRO$836.0K1%

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