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

AMPCO PITTSBURGH CORP is the larger business by last-quarter revenue ($104.4M vs $62.1M, roughly 1.7× Cytek Biosciences, Inc.). AMPCO PITTSBURGH CORP runs the higher net margin — -55.2% vs -70.9%, a 15.7% gap on every dollar of revenue. On growth, AMPCO PITTSBURGH CORP posted the faster year-over-year revenue change (11.5% vs 8.1%). AMPCO PITTSBURGH CORP produced more free cash flow last quarter ($-64.0K vs $-1.8M). Over the past eight quarters, Cytek Biosciences, Inc.'s revenue compounded faster (17.7% CAGR vs -2.6%).

Ampco-Pittsburgh Corporation is a specialty steel manufacturer headquartered in Downtown Pittsburgh, Pennsylvania. It is one of several companies to bear the Ampco name, and it should not be confused with the Milwaukee-based copper base alloy producer, Ampco Metal Inc.; the Miami-based cabinetry company; the Swiss aluminum corporation; or the Dallas-based tool company. Ampco was formed in 1929 and is a conglomerate made up of several previously established small steel makers. Five small compa...

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.

AP vs CTKB — Head-to-Head

Bigger by revenue
AP
AP
1.7× larger
AP
$104.4M
$62.1M
CTKB
Growing faster (revenue YoY)
AP
AP
+3.3% gap
AP
11.5%
8.1%
CTKB
Higher net margin
AP
AP
15.7% more per $
AP
-55.2%
-70.9%
CTKB
More free cash flow
AP
AP
$1.7M more FCF
AP
$-64.0K
$-1.8M
CTKB
Faster 2-yr revenue CAGR
CTKB
CTKB
Annualised
CTKB
17.7%
-2.6%
AP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AP
AP
CTKB
CTKB
Revenue
$104.4M
$62.1M
Net Profit
$-57.7M
$-44.1M
Gross Margin
52.9%
Operating Margin
-54.0%
-9.0%
Net Margin
-55.2%
-70.9%
Revenue YoY
11.5%
8.1%
Net Profit YoY
-1958.9%
-557.1%
EPS (diluted)
$-2.87

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
AP
AP
CTKB
CTKB
Q4 25
$104.4M
$62.1M
Q3 25
$103.7M
$52.3M
Q2 25
$108.9M
$45.6M
Q1 25
$99.2M
$41.5M
Q4 24
$93.6M
$57.5M
Q3 24
$92.1M
$51.5M
Q2 24
$107.1M
$46.6M
Q1 24
$110.0M
$44.9M
Net Profit
AP
AP
CTKB
CTKB
Q4 25
$-57.7M
$-44.1M
Q3 25
$-2.2M
$-5.5M
Q2 25
$-7.3M
$-5.6M
Q1 25
$1.1M
$-11.4M
Q4 24
$3.1M
$9.6M
Q3 24
$-2.0M
$941.0K
Q2 24
$2.0M
$-10.4M
Q1 24
$-2.7M
$-6.2M
Gross Margin
AP
AP
CTKB
CTKB
Q4 25
52.9%
Q3 25
52.7%
Q2 25
52.3%
Q1 25
48.6%
Q4 24
58.5%
Q3 24
56.3%
Q2 24
54.6%
Q1 24
51.3%
Operating Margin
AP
AP
CTKB
CTKB
Q4 25
-54.0%
-9.0%
Q3 25
1.1%
-17.6%
Q2 25
-2.8%
-23.3%
Q1 25
3.9%
-36.1%
Q4 24
5.5%
5.2%
Q3 24
2.0%
-8.2%
Q2 24
4.7%
-18.3%
Q1 24
0.1%
-23.9%
Net Margin
AP
AP
CTKB
CTKB
Q4 25
-55.2%
-70.9%
Q3 25
-2.1%
-10.5%
Q2 25
-6.7%
-12.2%
Q1 25
1.2%
-27.5%
Q4 24
3.3%
16.8%
Q3 24
-2.1%
1.8%
Q2 24
1.9%
-22.4%
Q1 24
-2.5%
-13.8%
EPS (diluted)
AP
AP
CTKB
CTKB
Q4 25
$-2.87
Q3 25
$-0.11
Q2 25
$-0.36
Q1 25
$0.06
Q4 24
$0.16
Q3 24
$-0.10
Q2 24
$0.10
Q1 24
$-0.14

Balance Sheet & Financial Strength

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

Metric
AP
AP
CTKB
CTKB
Cash + ST InvestmentsLiquidity on hand
$10.7M
$90.9M
Total DebtLower is stronger
$117.9M
Stockholders' EquityBook value
$32.6M
$341.7M
Total Assets
$495.4M
$461.5M
Debt / EquityLower = less leverage
3.61×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AP
AP
CTKB
CTKB
Q4 25
$10.7M
$90.9M
Q3 25
$15.0M
$93.3M
Q2 25
$9.9M
$75.5M
Q1 25
$7.1M
$95.3M
Q4 24
$15.4M
$98.7M
Q3 24
$11.8M
$162.3M
Q2 24
$7.9M
$177.9M
Q1 24
$10.8M
$168.8M
Total Debt
AP
AP
CTKB
CTKB
Q4 25
$117.9M
Q3 25
$119.0M
Q2 25
$115.9M
Q1 25
$115.0M
Q4 24
$116.4M
Q3 24
$116.0M
Q2 24
$119.4M
Q1 24
$116.2M
Stockholders' Equity
AP
AP
CTKB
CTKB
Q4 25
$32.6M
$341.7M
Q3 25
$60.1M
$378.6M
Q2 25
$62.7M
$377.6M
Q1 25
$64.6M
$379.6M
Q4 24
$58.9M
$395.7M
Q3 24
$61.3M
$385.5M
Q2 24
$58.0M
$389.1M
Q1 24
$56.3M
$392.6M
Total Assets
AP
AP
CTKB
CTKB
Q4 25
$495.4M
$461.5M
Q3 25
$524.4M
$494.9M
Q2 25
$537.2M
$493.3M
Q1 25
$536.2M
$482.6M
Q4 24
$530.9M
$499.5M
Q3 24
$547.4M
$491.2M
Q2 24
$560.8M
$483.7M
Q1 24
$565.8M
$492.1M
Debt / Equity
AP
AP
CTKB
CTKB
Q4 25
3.61×
Q3 25
1.98×
Q2 25
1.85×
Q1 25
1.78×
Q4 24
1.98×
Q3 24
1.89×
Q2 24
2.06×
Q1 24
2.06×

Cash Flow & Capital Efficiency

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

Metric
AP
AP
CTKB
CTKB
Operating Cash FlowLast quarter
$2.7M
$-771.0K
Free Cash FlowOCF − Capex
$-64.0K
$-1.8M
FCF MarginFCF / Revenue
-0.1%
-2.9%
Capex IntensityCapex / Revenue
2.7%
1.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-8.1M
$-8.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AP
AP
CTKB
CTKB
Q4 25
$2.7M
$-771.0K
Q3 25
$6.3M
$-3.9M
Q2 25
$-2.3M
$108.0K
Q1 25
$-5.3M
$-125.0K
Q4 24
$7.5M
$2.0M
Q3 24
$11.4M
$13.2M
Q2 24
$-5.3M
$6.2M
Q1 24
$4.5M
$4.0M
Free Cash Flow
AP
AP
CTKB
CTKB
Q4 25
$-64.0K
$-1.8M
Q3 25
$3.3M
$-4.6M
Q2 25
$-3.8M
$-1.5M
Q1 25
$-7.5M
$-974.0K
Q4 24
$3.7M
$1.1M
Q3 24
$8.4M
$12.2M
Q2 24
$-8.0M
$5.2M
Q1 24
$1.7M
$3.4M
FCF Margin
AP
AP
CTKB
CTKB
Q4 25
-0.1%
-2.9%
Q3 25
3.2%
-8.7%
Q2 25
-3.5%
-3.2%
Q1 25
-7.5%
-2.3%
Q4 24
4.0%
1.9%
Q3 24
9.1%
23.7%
Q2 24
-7.5%
11.0%
Q1 24
1.5%
7.6%
Capex Intensity
AP
AP
CTKB
CTKB
Q4 25
2.7%
1.6%
Q3 25
2.9%
1.3%
Q2 25
1.3%
3.5%
Q1 25
2.2%
2.0%
Q4 24
4.0%
1.6%
Q3 24
3.2%
2.0%
Q2 24
2.5%
2.3%
Q1 24
2.6%
1.3%
Cash Conversion
AP
AP
CTKB
CTKB
Q4 25
Q3 25
Q2 25
Q1 25
-4.62×
Q4 24
2.40×
0.21×
Q3 24
14.05×
Q2 24
-2.64×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

AP
AP

Forged And Cast Mill Rolls$67.0M64%
Air Handling Systems$14.3M14%
Heat Exchange Coils$13.1M13%
Centrifugal Pumps$10.3M10%
Forged Engineered Products$4.0M4%

CTKB
CTKB

Products$46.6M75%
Services$15.5M25%

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