vs

Side-by-side financial comparison of AMPCO PITTSBURGH CORP (AP) and REPLIGEN CORP (RGEN). Click either name above to swap in a different company.

REPLIGEN CORP is the larger business by last-quarter revenue ($197.9M vs $104.4M, roughly 1.9× AMPCO PITTSBURGH CORP). REPLIGEN CORP runs the higher net margin — 6.7% vs -55.2%, a 62.0% gap on every dollar of revenue. On growth, REPLIGEN CORP posted the faster year-over-year revenue change (13.6% vs 11.5%). REPLIGEN CORP produced more free cash flow last quarter ($17.6M vs $-64.0K). Over the past eight quarters, REPLIGEN CORP's revenue compounded faster (14.4% 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...

Repligen Corporation is a global life sciences company devoted to the development and commercialization of innovative bioprocessing technologies and systems that enable efficiencies in the process of manufacturing biological drugs.2025 The company is based in Waltham, Massachusetts,2014 and was incorporated in Delaware in 1981. A public company, Repligen is listed on the NASDAQ exchange under the symbol RGEN. As of 2025, Repligen employs over 1,900 employees globally and serves primarily biop...

AP vs RGEN — Head-to-Head

Bigger by revenue
RGEN
RGEN
1.9× larger
RGEN
$197.9M
$104.4M
AP
Growing faster (revenue YoY)
RGEN
RGEN
+2.2% gap
RGEN
13.6%
11.5%
AP
Higher net margin
RGEN
RGEN
62.0% more per $
RGEN
6.7%
-55.2%
AP
More free cash flow
RGEN
RGEN
$17.6M more FCF
RGEN
$17.6M
$-64.0K
AP
Faster 2-yr revenue CAGR
RGEN
RGEN
Annualised
RGEN
14.4%
-2.6%
AP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AP
AP
RGEN
RGEN
Revenue
$104.4M
$197.9M
Net Profit
$-57.7M
$13.3M
Gross Margin
52.5%
Operating Margin
-54.0%
9.0%
Net Margin
-55.2%
6.7%
Revenue YoY
11.5%
13.6%
Net Profit YoY
-1958.9%
143.9%
EPS (diluted)
$-2.87
$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
AP
AP
RGEN
RGEN
Q4 25
$104.4M
$197.9M
Q3 25
$103.7M
$188.8M
Q2 25
$108.9M
$182.4M
Q1 25
$99.2M
$169.2M
Q4 24
$93.6M
$174.1M
Q3 24
$92.1M
$154.9M
Q2 24
$107.1M
$154.1M
Q1 24
$110.0M
$151.3M
Net Profit
AP
AP
RGEN
RGEN
Q4 25
$-57.7M
$13.3M
Q3 25
$-2.2M
$14.9M
Q2 25
$-7.3M
$14.9M
Q1 25
$1.1M
$5.8M
Q4 24
$3.1M
$-30.3M
Q3 24
$-2.0M
$-654.0K
Q2 24
$2.0M
$3.3M
Q1 24
$-2.7M
$2.1M
Gross Margin
AP
AP
RGEN
RGEN
Q4 25
52.5%
Q3 25
53.2%
Q2 25
50.0%
Q1 25
53.6%
Q4 24
26.1%
Q3 24
50.0%
Q2 24
49.8%
Q1 24
49.5%
Operating Margin
AP
AP
RGEN
RGEN
Q4 25
-54.0%
9.0%
Q3 25
1.1%
8.9%
Q2 25
-2.8%
7.6%
Q1 25
3.9%
3.9%
Q4 24
5.5%
-17.7%
Q3 24
2.0%
-5.1%
Q2 24
4.7%
1.0%
Q1 24
0.1%
1.3%
Net Margin
AP
AP
RGEN
RGEN
Q4 25
-55.2%
6.7%
Q3 25
-2.1%
7.9%
Q2 25
-6.7%
8.2%
Q1 25
1.2%
3.4%
Q4 24
3.3%
-17.4%
Q3 24
-2.1%
-0.4%
Q2 24
1.9%
2.2%
Q1 24
-2.5%
1.4%
EPS (diluted)
AP
AP
RGEN
RGEN
Q4 25
$-2.87
$0.24
Q3 25
$-0.11
$0.26
Q2 25
$-0.36
$0.26
Q1 25
$0.06
$0.10
Q4 24
$0.16
$-0.55
Q3 24
$-0.10
$-0.01
Q2 24
$0.10
$0.06
Q1 24
$-0.14
$0.04

Balance Sheet & Financial Strength

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

Metric
AP
AP
RGEN
RGEN
Cash + ST InvestmentsLiquidity on hand
$10.7M
$767.6M
Total DebtLower is stronger
$117.9M
$542.2M
Stockholders' EquityBook value
$32.6M
$2.1B
Total Assets
$495.4M
$2.9B
Debt / EquityLower = less leverage
3.61×
0.26×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AP
AP
RGEN
RGEN
Q4 25
$10.7M
$767.6M
Q3 25
$15.0M
$748.7M
Q2 25
$9.9M
$708.9M
Q1 25
$7.1M
$697.2M
Q4 24
$15.4M
$757.4M
Q3 24
$11.8M
$784.0M
Q2 24
$7.9M
$809.1M
Q1 24
$10.8M
$780.6M
Total Debt
AP
AP
RGEN
RGEN
Q4 25
$117.9M
$542.2M
Q3 25
$119.0M
$537.9M
Q2 25
$115.9M
Q1 25
$115.0M
Q4 24
$116.4M
$525.6M
Q3 24
$116.0M
Q2 24
$119.4M
Q1 24
$116.2M
Stockholders' Equity
AP
AP
RGEN
RGEN
Q4 25
$32.6M
$2.1B
Q3 25
$60.1M
$2.1B
Q2 25
$62.7M
$2.1B
Q1 25
$64.6M
$2.0B
Q4 24
$58.9M
$2.0B
Q3 24
$61.3M
$2.0B
Q2 24
$58.0M
$2.0B
Q1 24
$56.3M
$2.0B
Total Assets
AP
AP
RGEN
RGEN
Q4 25
$495.4M
$2.9B
Q3 25
$524.4M
$2.9B
Q2 25
$537.2M
$2.9B
Q1 25
$536.2M
$2.9B
Q4 24
$530.9M
$2.8B
Q3 24
$547.4M
$2.8B
Q2 24
$560.8M
$2.9B
Q1 24
$565.8M
$2.8B
Debt / Equity
AP
AP
RGEN
RGEN
Q4 25
3.61×
0.26×
Q3 25
1.98×
0.26×
Q2 25
1.85×
Q1 25
1.78×
Q4 24
1.98×
0.27×
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
RGEN
RGEN
Operating Cash FlowLast quarter
$2.7M
$25.7M
Free Cash FlowOCF − Capex
$-64.0K
$17.6M
FCF MarginFCF / Revenue
-0.1%
8.9%
Capex IntensityCapex / Revenue
2.7%
4.1%
Cash ConversionOCF / Net Profit
1.93×
TTM Free Cash FlowTrailing 4 quarters
$-8.1M
$93.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AP
AP
RGEN
RGEN
Q4 25
$2.7M
$25.7M
Q3 25
$6.3M
$48.1M
Q2 25
$-2.3M
$28.6M
Q1 25
$-5.3M
$15.0M
Q4 24
$7.5M
$39.2M
Q3 24
$11.4M
$49.3M
Q2 24
$-5.3M
$42.2M
Q1 24
$4.5M
$44.7M
Free Cash Flow
AP
AP
RGEN
RGEN
Q4 25
$-64.0K
$17.6M
Q3 25
$3.3M
$43.4M
Q2 25
$-3.8M
$21.5M
Q1 25
$-7.5M
$11.4M
Q4 24
$3.7M
$33.6M
Q3 24
$8.4M
$42.3M
Q2 24
$-8.0M
$37.4M
Q1 24
$1.7M
$36.4M
FCF Margin
AP
AP
RGEN
RGEN
Q4 25
-0.1%
8.9%
Q3 25
3.2%
23.0%
Q2 25
-3.5%
11.8%
Q1 25
-7.5%
6.8%
Q4 24
4.0%
19.3%
Q3 24
9.1%
27.3%
Q2 24
-7.5%
24.3%
Q1 24
1.5%
24.0%
Capex Intensity
AP
AP
RGEN
RGEN
Q4 25
2.7%
4.1%
Q3 25
2.9%
2.5%
Q2 25
1.3%
3.9%
Q1 25
2.2%
2.1%
Q4 24
4.0%
3.2%
Q3 24
3.2%
4.5%
Q2 24
2.5%
3.1%
Q1 24
2.6%
5.5%
Cash Conversion
AP
AP
RGEN
RGEN
Q4 25
1.93×
Q3 25
3.23×
Q2 25
1.92×
Q1 25
-4.62×
2.57×
Q4 24
2.40×
Q3 24
Q2 24
-2.64×
12.70×
Q1 24
21.35×

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%

RGEN
RGEN

Segment breakdown not available.

Related Comparisons