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Side-by-side financial comparison of Cytek Biosciences, Inc. (CTKB) and PETMED EXPRESS INC (PETS). Click either name above to swap in a different company.

Cytek Biosciences, Inc. is the larger business by last-quarter revenue ($62.1M vs $40.7M, roughly 1.5× PETMED EXPRESS INC). PETMED EXPRESS INC runs the higher net margin — -26.0% vs -70.9%, a 45.0% gap on every dollar of revenue. On growth, Cytek Biosciences, Inc. posted the faster year-over-year revenue change (8.1% vs -23.3%). Cytek Biosciences, Inc. produced more free cash flow last quarter ($-1.8M vs $-9.2M). Over the past eight quarters, Cytek Biosciences, Inc.'s revenue compounded faster (17.7% CAGR vs -20.9%).

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.

PetMed Express, Inc., also known as PetMeds, is an online pet pharmacy based in the United States. It is publicly traded and sells prescription and non-prescription pet medication.

CTKB vs PETS — Head-to-Head

Bigger by revenue
CTKB
CTKB
1.5× larger
CTKB
$62.1M
$40.7M
PETS
Growing faster (revenue YoY)
CTKB
CTKB
+31.4% gap
CTKB
8.1%
-23.3%
PETS
Higher net margin
PETS
PETS
45.0% more per $
PETS
-26.0%
-70.9%
CTKB
More free cash flow
CTKB
CTKB
$7.5M more FCF
CTKB
$-1.8M
$-9.2M
PETS
Faster 2-yr revenue CAGR
CTKB
CTKB
Annualised
CTKB
17.7%
-20.9%
PETS

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
CTKB
CTKB
PETS
PETS
Revenue
$62.1M
$40.7M
Net Profit
$-44.1M
$-10.6M
Gross Margin
52.9%
23.3%
Operating Margin
-9.0%
-25.7%
Net Margin
-70.9%
-26.0%
Revenue YoY
8.1%
-23.3%
Net Profit YoY
-557.1%
-1392.6%
EPS (diluted)
$-0.50

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
PETS
PETS
Q4 25
$62.1M
$40.7M
Q3 25
$52.3M
$44.4M
Q2 25
$45.6M
$51.2M
Q1 25
$41.5M
$50.8M
Q4 24
$57.5M
$52.0M
Q3 24
$51.5M
$58.0M
Q2 24
$46.6M
$66.2M
Q1 24
$44.9M
$65.1M
Net Profit
CTKB
CTKB
PETS
PETS
Q4 25
$-44.1M
$-10.6M
Q3 25
$-5.5M
$-8.5M
Q2 25
$-5.6M
$-34.2M
Q1 25
$-11.4M
$-11.6M
Q4 24
$9.6M
$-707.0K
Q3 24
$941.0K
$2.3M
Q2 24
$-10.4M
$3.8M
Q1 24
$-6.2M
$-5.0M
Gross Margin
CTKB
CTKB
PETS
PETS
Q4 25
52.9%
23.3%
Q3 25
52.7%
28.0%
Q2 25
52.3%
28.1%
Q1 25
48.6%
29.9%
Q4 24
58.5%
31.0%
Q3 24
56.3%
32.3%
Q2 24
54.6%
28.8%
Q1 24
51.3%
29.3%
Operating Margin
CTKB
CTKB
PETS
PETS
Q4 25
-9.0%
-25.7%
Q3 25
-17.6%
-18.9%
Q2 25
-23.3%
-66.7%
Q1 25
-36.1%
-11.9%
Q4 24
5.2%
-0.9%
Q3 24
-8.2%
1.0%
Q2 24
-18.3%
6.6%
Q1 24
-23.9%
-5.9%
Net Margin
CTKB
CTKB
PETS
PETS
Q4 25
-70.9%
-26.0%
Q3 25
-10.5%
-19.2%
Q2 25
-12.2%
-66.7%
Q1 25
-27.5%
-22.9%
Q4 24
16.8%
-1.4%
Q3 24
1.8%
4.0%
Q2 24
-22.4%
5.7%
Q1 24
-13.8%
-7.7%
EPS (diluted)
CTKB
CTKB
PETS
PETS
Q4 25
$-0.50
Q3 25
$-0.41
Q2 25
$-1.65
Q1 25
$-0.56
Q4 24
$-0.03
Q3 24
$0.11
Q2 24
$0.18
Q1 24
$-0.24

Balance Sheet & Financial Strength

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

Metric
CTKB
CTKB
PETS
PETS
Cash + ST InvestmentsLiquidity on hand
$90.9M
$26.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$341.7M
$32.8M
Total Assets
$461.5M
$88.0M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTKB
CTKB
PETS
PETS
Q4 25
$90.9M
$26.9M
Q3 25
$93.3M
$36.1M
Q2 25
$75.5M
$41.1M
Q1 25
$95.3M
$54.7M
Q4 24
$98.7M
$50.1M
Q3 24
$162.3M
$52.0M
Q2 24
$177.9M
$46.0M
Q1 24
$168.8M
$55.3M
Stockholders' Equity
CTKB
CTKB
PETS
PETS
Q4 25
$341.7M
$32.8M
Q3 25
$378.6M
$43.1M
Q2 25
$377.6M
$51.5M
Q1 25
$379.6M
$85.1M
Q4 24
$395.7M
$96.2M
Q3 24
$385.5M
$96.4M
Q2 24
$389.1M
$93.5M
Q1 24
$392.6M
$96.7M
Total Assets
CTKB
CTKB
PETS
PETS
Q4 25
$461.5M
$88.0M
Q3 25
$494.9M
$100.3M
Q2 25
$493.3M
$109.8M
Q1 25
$482.6M
$148.7M
Q4 24
$499.5M
$144.8M
Q3 24
$491.2M
$146.0M
Q2 24
$483.7M
$152.7M
Q1 24
$492.1M
$169.9M

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
PETS
PETS
Operating Cash FlowLast quarter
$-771.0K
$-9.2M
Free Cash FlowOCF − Capex
$-1.8M
$-9.2M
FCF MarginFCF / Revenue
-2.9%
-22.7%
Capex IntensityCapex / Revenue
1.6%
0.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-8.8M
$-23.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CTKB
CTKB
PETS
PETS
Q4 25
$-771.0K
$-9.2M
Q3 25
$-3.9M
$-2.2M
Q2 25
$108.0K
$-12.3M
Q1 25
$-125.0K
$7.0M
Q4 24
$2.0M
$-1.2M
Q3 24
$13.2M
$7.4M
Q2 24
$6.2M
$-8.5M
Q1 24
$4.0M
$7.1M
Free Cash Flow
CTKB
CTKB
PETS
PETS
Q4 25
$-1.8M
$-9.2M
Q3 25
$-4.6M
$-4.8M
Q2 25
$-1.5M
$-13.6M
Q1 25
$-974.0K
$4.6M
Q4 24
$1.1M
$-1.9M
Q3 24
$12.2M
$6.1M
Q2 24
$5.2M
$-9.2M
Q1 24
$3.4M
$5.9M
FCF Margin
CTKB
CTKB
PETS
PETS
Q4 25
-2.9%
-22.7%
Q3 25
-8.7%
-10.8%
Q2 25
-3.2%
-26.5%
Q1 25
-2.3%
9.1%
Q4 24
1.9%
-3.7%
Q3 24
23.7%
10.6%
Q2 24
11.0%
-13.9%
Q1 24
7.6%
9.0%
Capex Intensity
CTKB
CTKB
PETS
PETS
Q4 25
1.6%
0.1%
Q3 25
1.3%
5.9%
Q2 25
3.5%
2.5%
Q1 25
2.0%
4.7%
Q4 24
1.6%
1.5%
Q3 24
2.0%
2.2%
Q2 24
2.3%
1.0%
Q1 24
1.3%
1.9%
Cash Conversion
CTKB
CTKB
PETS
PETS
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
0.21×
Q3 24
14.05×
3.18×
Q2 24
-2.27×
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%

PETS
PETS

Reorder$34.0M84%
New Order$5.0M12%
Membership Fees$1.6M4%

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