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Side-by-side financial comparison of ACME UNITED CORP (ACU) and Cytek Biosciences, Inc. (CTKB). Click either name above to swap in a different company.

Cytek Biosciences, Inc. is the larger business by last-quarter revenue ($62.1M vs $52.3M, roughly 1.2× ACME UNITED CORP). ACME UNITED CORP runs the higher net margin — 1.9% vs -70.9%, a 72.8% gap on every dollar of revenue. On growth, ACME UNITED CORP posted the faster year-over-year revenue change (13.8% vs 8.1%). Over the past eight quarters, Cytek Biosciences, Inc.'s revenue compounded faster (17.7% CAGR vs -2.9%).

Acme United Corporation is a supplier of cutting, measuring and safety products for the school, home, office, hardware and industrial markets. The company was organized as a partnership in 1867 and incorporated in 1873 under the laws of the State of Connecticut. It is publicly traded on the NYSE American with symbol ACU.

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.

ACU vs CTKB — Head-to-Head

Bigger by revenue
CTKB
CTKB
1.2× larger
CTKB
$62.1M
$52.3M
ACU
Growing faster (revenue YoY)
ACU
ACU
+5.7% gap
ACU
13.8%
8.1%
CTKB
Higher net margin
ACU
ACU
72.8% more per $
ACU
1.9%
-70.9%
CTKB
Faster 2-yr revenue CAGR
CTKB
CTKB
Annualised
CTKB
17.7%
-2.9%
ACU

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ACU
ACU
CTKB
CTKB
Revenue
$52.3M
$62.1M
Net Profit
$985.0K
$-44.1M
Gross Margin
39.7%
52.9%
Operating Margin
3.3%
-9.0%
Net Margin
1.9%
-70.9%
Revenue YoY
13.8%
8.1%
Net Profit YoY
-40.4%
-557.1%
EPS (diluted)
$0.24

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
ACU
ACU
CTKB
CTKB
Q1 26
$52.3M
Q4 25
$47.5M
$62.1M
Q3 25
$49.1M
$52.3M
Q2 25
$54.0M
$45.6M
Q1 25
$46.0M
$41.5M
Q4 24
$45.9M
$57.5M
Q3 24
$48.2M
$51.5M
Q2 24
$55.4M
$46.6M
Net Profit
ACU
ACU
CTKB
CTKB
Q1 26
$985.0K
Q4 25
$1.9M
$-44.1M
Q3 25
$1.9M
$-5.5M
Q2 25
$4.8M
$-5.6M
Q1 25
$1.7M
$-11.4M
Q4 24
$1.7M
$9.6M
Q3 24
$2.2M
$941.0K
Q2 24
$4.5M
$-10.4M
Gross Margin
ACU
ACU
CTKB
CTKB
Q1 26
39.7%
Q4 25
38.2%
52.9%
Q3 25
39.1%
52.7%
Q2 25
41.0%
52.3%
Q1 25
39.0%
48.6%
Q4 24
38.7%
58.5%
Q3 24
38.5%
56.3%
Q2 24
40.8%
54.6%
Operating Margin
ACU
ACU
CTKB
CTKB
Q1 26
3.3%
Q4 25
6.1%
-9.0%
Q3 25
6.1%
-17.6%
Q2 25
11.8%
-23.3%
Q1 25
5.3%
-36.1%
Q4 24
5.0%
5.2%
Q3 24
6.1%
-8.2%
Q2 24
11.5%
-18.3%
Net Margin
ACU
ACU
CTKB
CTKB
Q1 26
1.9%
Q4 25
3.9%
-70.9%
Q3 25
3.9%
-10.5%
Q2 25
8.8%
-12.2%
Q1 25
3.6%
-27.5%
Q4 24
3.7%
16.8%
Q3 24
4.6%
1.8%
Q2 24
8.0%
-22.4%
EPS (diluted)
ACU
ACU
CTKB
CTKB
Q1 26
$0.24
Q4 25
$0.46
Q3 25
$0.46
Q2 25
$1.16
Q1 25
$0.41
Q4 24
$0.43
Q3 24
$0.54
Q2 24
$1.09

Balance Sheet & Financial Strength

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

Metric
ACU
ACU
CTKB
CTKB
Cash + ST InvestmentsLiquidity on hand
$4.2M
$90.9M
Total DebtLower is stronger
$33.0M
Stockholders' EquityBook value
$116.7M
$341.7M
Total Assets
$195.2M
$461.5M
Debt / EquityLower = less leverage
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACU
ACU
CTKB
CTKB
Q1 26
$4.2M
Q4 25
$3.6M
$90.9M
Q3 25
$5.1M
$93.3M
Q2 25
$3.6M
$75.5M
Q1 25
$3.4M
$95.3M
Q4 24
$6.4M
$98.7M
Q3 24
$5.7M
$162.3M
Q2 24
$3.8M
$177.9M
Total Debt
ACU
ACU
CTKB
CTKB
Q1 26
$33.0M
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Stockholders' Equity
ACU
ACU
CTKB
CTKB
Q1 26
$116.7M
Q4 25
$117.6M
$341.7M
Q3 25
$115.8M
$378.6M
Q2 25
$113.7M
$377.6M
Q1 25
$108.3M
$379.6M
Q4 24
$107.0M
$395.7M
Q3 24
$106.3M
$385.5M
Q2 24
$104.0M
$389.1M
Total Assets
ACU
ACU
CTKB
CTKB
Q1 26
$195.2M
Q4 25
$171.0M
$461.5M
Q3 25
$173.0M
$494.9M
Q2 25
$170.9M
$493.3M
Q1 25
$163.0M
$482.6M
Q4 24
$162.2M
$499.5M
Q3 24
$165.5M
$491.2M
Q2 24
$173.5M
$483.7M
Debt / Equity
ACU
ACU
CTKB
CTKB
Q1 26
0.28×
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24

Cash Flow & Capital Efficiency

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

Metric
ACU
ACU
CTKB
CTKB
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
ACU
ACU
CTKB
CTKB
Q1 26
Q4 25
$8.2M
$-771.0K
Q3 25
$7.1M
$-3.9M
Q2 25
$6.3M
$108.0K
Q1 25
$-3.3M
$-125.0K
Q4 24
$6.4M
$2.0M
Q3 24
$8.9M
$13.2M
Q2 24
$6.9M
$6.2M
Free Cash Flow
ACU
ACU
CTKB
CTKB
Q1 26
Q4 25
$7.3M
$-1.8M
Q3 25
$301.0K
$-4.6M
Q2 25
$4.7M
$-1.5M
Q1 25
$-4.7M
$-974.0K
Q4 24
$4.7M
$1.1M
Q3 24
$7.5M
$12.2M
Q2 24
$4.4M
$5.2M
FCF Margin
ACU
ACU
CTKB
CTKB
Q1 26
Q4 25
15.3%
-2.9%
Q3 25
0.6%
-8.7%
Q2 25
8.7%
-3.2%
Q1 25
-10.2%
-2.3%
Q4 24
10.2%
1.9%
Q3 24
15.6%
23.7%
Q2 24
8.0%
11.0%
Capex Intensity
ACU
ACU
CTKB
CTKB
Q1 26
Q4 25
1.9%
1.6%
Q3 25
13.8%
1.3%
Q2 25
3.0%
3.5%
Q1 25
2.9%
2.0%
Q4 24
3.7%
1.6%
Q3 24
2.8%
2.0%
Q2 24
4.5%
2.3%
Cash Conversion
ACU
ACU
CTKB
CTKB
Q1 26
Q4 25
4.34×
Q3 25
3.72×
Q2 25
1.33×
Q1 25
-2.02×
Q4 24
3.73×
0.21×
Q3 24
3.99×
14.05×
Q2 24
1.55×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ACU
ACU

Segment breakdown not available.

CTKB
CTKB

Products$46.6M75%
Services$15.5M25%

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