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Side-by-side financial comparison of Cytek Biosciences, Inc. (CTKB) and ZKH Group Ltd (ZKH). Click either name above to swap in a different company.

Cytek Biosciences, Inc. is the larger business by last-quarter revenue ($62.1M vs $45.1M, roughly 1.4× ZKH Group Ltd). ZKH Group Ltd runs the higher net margin — -1.0% vs -70.9%, a 69.9% gap on every dollar of revenue.

Cytek Biosciences, Inc. develops, manufactures and sells high-performance flow cytometry systems, associated reagents and analysis software. Its solutions serve life science research, clinical diagnostics and biopharmaceutical sectors, with a global customer base across North America, Europe and the Asia-Pacific region.

ZKH Group Ltd is a leading industrial supply chain service provider headquartered in China, specializing in MRO (Maintenance, Repair and Operations) products, industrial components, and digital procurement solutions. It mainly serves manufacturing, construction and energy sectors across the Asia-Pacific, delivering end-to-end inventory management and cost optimization support for enterprise clients.

CTKB vs ZKH — Head-to-Head

Bigger by revenue
CTKB
CTKB
1.4× larger
CTKB
$62.1M
$45.1M
ZKH
Higher net margin
ZKH
ZKH
69.9% more per $
ZKH
-1.0%
-70.9%
CTKB

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
CTKB
CTKB
ZKH
ZKH
Revenue
$62.1M
$45.1M
Net Profit
$-44.1M
$-471.3K
Gross Margin
52.9%
16.8%
Operating Margin
-9.0%
-1.4%
Net Margin
-70.9%
-1.0%
Revenue YoY
8.1%
Net Profit YoY
-557.1%
EPS (diluted)

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
CTKB
CTKB
ZKH
ZKH
Q4 25
$62.1M
Q3 25
$52.3M
$45.1M
Q2 25
$45.6M
$41.7M
Q1 25
$41.5M
$36.8M
Q4 24
$57.5M
Q3 24
$51.5M
$44.8M
Q2 24
$46.6M
$42.7M
Q1 24
$44.9M
$35.6M
Net Profit
CTKB
CTKB
ZKH
ZKH
Q4 25
$-44.1M
Q3 25
$-5.5M
$-471.3K
Q2 25
$-5.6M
$-1.0M
Q1 25
$-11.4M
$-1.3M
Q4 24
$9.6M
Q3 24
$941.0K
$-1.6M
Q2 24
$-10.4M
$-1.3M
Q1 24
$-6.2M
$-1.7M
Gross Margin
CTKB
CTKB
ZKH
ZKH
Q4 25
52.9%
Q3 25
52.7%
16.8%
Q2 25
52.3%
16.5%
Q1 25
48.6%
17.2%
Q4 24
58.5%
Q3 24
56.3%
17.0%
Q2 24
54.6%
17.0%
Q1 24
51.3%
18.0%
Operating Margin
CTKB
CTKB
ZKH
ZKH
Q4 25
-9.0%
Q3 25
-17.6%
-1.4%
Q2 25
-23.3%
-3.3%
Q1 25
-36.1%
-4.2%
Q4 24
5.2%
Q3 24
-8.2%
-4.6%
Q2 24
-18.3%
-3.2%
Q1 24
-23.9%
-7.0%
Net Margin
CTKB
CTKB
ZKH
ZKH
Q4 25
-70.9%
Q3 25
-10.5%
-1.0%
Q2 25
-12.2%
-2.5%
Q1 25
-27.5%
-3.4%
Q4 24
16.8%
Q3 24
1.8%
-3.6%
Q2 24
-22.4%
-2.9%
Q1 24
-13.8%
-4.9%

Balance Sheet & Financial Strength

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

Metric
CTKB
CTKB
ZKH
ZKH
Cash + ST InvestmentsLiquidity on hand
$90.9M
$35.3M
Total DebtLower is stronger
$893.8K
Stockholders' EquityBook value
$341.7M
Total Assets
$461.5M
$123.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTKB
CTKB
ZKH
ZKH
Q4 25
$90.9M
Q3 25
$93.3M
$35.3M
Q2 25
$75.5M
$33.8M
Q1 25
$95.3M
$32.0M
Q4 24
$98.7M
Q3 24
$162.3M
$39.0M
Q2 24
$177.9M
$35.9M
Q1 24
$168.8M
$36.0M
Total Debt
CTKB
CTKB
ZKH
ZKH
Q4 25
Q3 25
$893.8K
Q2 25
$888.3K
Q1 25
$854.9K
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
CTKB
CTKB
ZKH
ZKH
Q4 25
$341.7M
Q3 25
$378.6M
Q2 25
$377.6M
Q1 25
$379.6M
Q4 24
$395.7M
Q3 24
$385.5M
$60.6M
Q2 24
$389.1M
$60.7M
Q1 24
$392.6M
$61.5M
Total Assets
CTKB
CTKB
ZKH
ZKH
Q4 25
$461.5M
Q3 25
$494.9M
$123.8M
Q2 25
$493.3M
$120.6M
Q1 25
$482.6M
$116.4M
Q4 24
$499.5M
Q3 24
$491.2M
$132.6M
Q2 24
$483.7M
$132.9M
Q1 24
$492.1M
$132.5M

Cash Flow & Capital Efficiency

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

Metric
CTKB
CTKB
ZKH
ZKH
Operating Cash FlowLast quarter
$-771.0K
Free Cash FlowOCF − Capex
$-1.8M
FCF MarginFCF / Revenue
-2.9%
Capex IntensityCapex / Revenue
1.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-8.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CTKB
CTKB
ZKH
ZKH
Q4 25
$-771.0K
Q3 25
$-3.9M
Q2 25
$108.0K
Q1 25
$-125.0K
Q4 24
$2.0M
Q3 24
$13.2M
Q2 24
$6.2M
Q1 24
$4.0M
Free Cash Flow
CTKB
CTKB
ZKH
ZKH
Q4 25
$-1.8M
Q3 25
$-4.6M
Q2 25
$-1.5M
Q1 25
$-974.0K
Q4 24
$1.1M
Q3 24
$12.2M
Q2 24
$5.2M
Q1 24
$3.4M
FCF Margin
CTKB
CTKB
ZKH
ZKH
Q4 25
-2.9%
Q3 25
-8.7%
Q2 25
-3.2%
Q1 25
-2.3%
Q4 24
1.9%
Q3 24
23.7%
Q2 24
11.0%
Q1 24
7.6%
Capex Intensity
CTKB
CTKB
ZKH
ZKH
Q4 25
1.6%
Q3 25
1.3%
Q2 25
3.5%
Q1 25
2.0%
Q4 24
1.6%
Q3 24
2.0%
Q2 24
2.3%
Q1 24
1.3%
Cash Conversion
CTKB
CTKB
ZKH
ZKH
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
0.21×
Q3 24
14.05×
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

CTKB
CTKB

Products$46.6M75%
Services$15.5M25%

ZKH
ZKH

Segment breakdown not available.

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