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Side-by-side financial comparison of FreightCar America, Inc. (RAIL) 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 $125.5M, roughly 1.6× FreightCar America, Inc.). REPLIGEN CORP runs the higher net margin — 6.7% vs -13.2%, a 19.9% gap on every dollar of revenue. On growth, REPLIGEN CORP posted the faster year-over-year revenue change (13.6% vs -8.8%). REPLIGEN CORP produced more free cash flow last quarter ($17.6M vs $8.8M). Over the past eight quarters, REPLIGEN CORP's revenue compounded faster (14.4% CAGR vs -11.7%).

FreightCar America, Inc. is a manufacturer of freight cars for the railway industry. The company employs around 2,000 people, most of them at its 700,000 square foot manufacturing facility in Castaños, Mexico. In addition to the manufacturing facility, the company maintains a headquarters in Chicago and an engineering and parts facility in Johnstown, Pennsylvania.

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...

RAIL vs RGEN — Head-to-Head

Bigger by revenue
RGEN
RGEN
1.6× larger
RGEN
$197.9M
$125.5M
RAIL
Growing faster (revenue YoY)
RGEN
RGEN
+22.5% gap
RGEN
13.6%
-8.8%
RAIL
Higher net margin
RGEN
RGEN
19.9% more per $
RGEN
6.7%
-13.2%
RAIL
More free cash flow
RGEN
RGEN
$8.8M more FCF
RGEN
$17.6M
$8.8M
RAIL
Faster 2-yr revenue CAGR
RGEN
RGEN
Annualised
RGEN
14.4%
-11.7%
RAIL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
RAIL
RAIL
RGEN
RGEN
Revenue
$125.5M
$197.9M
Net Profit
$-16.6M
$13.3M
Gross Margin
13.4%
52.5%
Operating Margin
6.2%
9.0%
Net Margin
-13.2%
6.7%
Revenue YoY
-8.8%
13.6%
Net Profit YoY
-147.9%
143.9%
EPS (diluted)
$-0.54
$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
RAIL
RAIL
RGEN
RGEN
Q4 25
$125.5M
$197.9M
Q3 25
$160.4M
$188.8M
Q2 25
$118.5M
$182.4M
Q1 25
$96.2M
$169.2M
Q4 24
$137.6M
$174.1M
Q3 24
$113.2M
$154.9M
Q2 24
$146.0M
$154.1M
Q1 24
$160.9M
$151.3M
Net Profit
RAIL
RAIL
RGEN
RGEN
Q4 25
$-16.6M
$13.3M
Q3 25
$-7.4M
$14.9M
Q2 25
$11.7M
$14.9M
Q1 25
$50.4M
$5.8M
Q4 24
$34.6M
$-30.3M
Q3 24
$-107.0M
$-654.0K
Q2 24
$8.2M
$3.3M
Q1 24
$-11.6M
$2.1M
Gross Margin
RAIL
RAIL
RGEN
RGEN
Q4 25
13.4%
52.5%
Q3 25
15.1%
53.2%
Q2 25
15.0%
50.0%
Q1 25
15.0%
53.6%
Q4 24
15.3%
26.1%
Q3 24
14.3%
50.0%
Q2 24
12.6%
49.8%
Q1 24
7.1%
49.5%
Operating Margin
RAIL
RAIL
RGEN
RGEN
Q4 25
6.2%
9.0%
Q3 25
9.1%
8.9%
Q2 25
6.5%
7.6%
Q1 25
4.0%
3.9%
Q4 24
8.5%
-17.7%
Q3 24
7.6%
-5.1%
Q2 24
9.0%
1.0%
Q1 24
2.4%
1.3%
Net Margin
RAIL
RAIL
RGEN
RGEN
Q4 25
-13.2%
6.7%
Q3 25
-4.6%
7.9%
Q2 25
9.9%
8.2%
Q1 25
52.4%
3.4%
Q4 24
25.2%
-17.4%
Q3 24
-94.6%
-0.4%
Q2 24
5.6%
2.2%
Q1 24
-7.2%
1.4%
EPS (diluted)
RAIL
RAIL
RGEN
RGEN
Q4 25
$-0.54
$0.24
Q3 25
$-0.23
$0.26
Q2 25
$0.34
$0.26
Q1 25
$1.52
$0.10
Q4 24
$0.88
$-0.55
Q3 24
$-3.57
$-0.01
Q2 24
$0.11
$0.06
Q1 24
$-0.54
$0.04

Balance Sheet & Financial Strength

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

Metric
RAIL
RAIL
RGEN
RGEN
Cash + ST InvestmentsLiquidity on hand
$767.6M
Total DebtLower is stronger
$107.2M
$542.2M
Stockholders' EquityBook value
$-107.4M
$2.1B
Total Assets
$290.0M
$2.9B
Debt / EquityLower = less leverage
0.26×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RAIL
RAIL
RGEN
RGEN
Q4 25
$767.6M
Q3 25
$748.7M
Q2 25
$708.9M
Q1 25
$697.2M
Q4 24
$757.4M
Q3 24
$784.0M
Q2 24
$809.1M
Q1 24
$780.6M
Total Debt
RAIL
RAIL
RGEN
RGEN
Q4 25
$107.2M
$542.2M
Q3 25
$107.6M
$537.9M
Q2 25
$107.9M
Q1 25
$108.2M
Q4 24
$108.4M
$525.6M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
RAIL
RAIL
RGEN
RGEN
Q4 25
$-107.4M
$2.1B
Q3 25
$-90.9M
$2.1B
Q2 25
$-83.5M
$2.1B
Q1 25
$-97.4M
$2.0B
Q4 24
$-150.3M
$2.0B
Q3 24
$-156.3M
$2.0B
Q2 24
$-48.8M
$2.0B
Q1 24
$-57.0M
$2.0B
Total Assets
RAIL
RAIL
RGEN
RGEN
Q4 25
$290.0M
$2.9B
Q3 25
$340.8M
$2.9B
Q2 25
$328.1M
$2.9B
Q1 25
$250.5M
$2.9B
Q4 24
$224.2M
$2.8B
Q3 24
$245.9M
$2.8B
Q2 24
$207.2M
$2.9B
Q1 24
$248.7M
$2.8B
Debt / Equity
RAIL
RAIL
RGEN
RGEN
Q4 25
0.26×
Q3 25
0.26×
Q2 25
Q1 25
Q4 24
0.27×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
RAIL
RAIL
RGEN
RGEN
Operating Cash FlowLast quarter
$10.0M
$25.7M
Free Cash FlowOCF − Capex
$8.8M
$17.6M
FCF MarginFCF / Revenue
7.0%
8.9%
Capex IntensityCapex / Revenue
1.0%
4.1%
Cash ConversionOCF / Net Profit
1.93×
TTM Free Cash FlowTrailing 4 quarters
$31.4M
$93.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RAIL
RAIL
RGEN
RGEN
Q4 25
$10.0M
$25.7M
Q3 25
$3.4M
$48.1M
Q2 25
$8.5M
$28.6M
Q1 25
$12.8M
$15.0M
Q4 24
$5.9M
$39.2M
Q3 24
$7.2M
$49.3M
Q2 24
$57.2M
$42.2M
Q1 24
$-25.3M
$44.7M
Free Cash Flow
RAIL
RAIL
RGEN
RGEN
Q4 25
$8.8M
$17.6M
Q3 25
$2.2M
$43.4M
Q2 25
$7.9M
$21.5M
Q1 25
$12.5M
$11.4M
Q4 24
$4.6M
$33.6M
Q3 24
$5.7M
$42.3M
Q2 24
$55.9M
$37.4M
Q1 24
$-26.3M
$36.4M
FCF Margin
RAIL
RAIL
RGEN
RGEN
Q4 25
7.0%
8.9%
Q3 25
1.4%
23.0%
Q2 25
6.7%
11.8%
Q1 25
13.0%
6.8%
Q4 24
3.3%
19.3%
Q3 24
5.0%
27.3%
Q2 24
38.3%
24.3%
Q1 24
-16.3%
24.0%
Capex Intensity
RAIL
RAIL
RGEN
RGEN
Q4 25
1.0%
4.1%
Q3 25
0.7%
2.5%
Q2 25
0.5%
3.9%
Q1 25
0.3%
2.1%
Q4 24
0.9%
3.2%
Q3 24
1.3%
4.5%
Q2 24
0.9%
3.1%
Q1 24
0.6%
5.5%
Cash Conversion
RAIL
RAIL
RGEN
RGEN
Q4 25
1.93×
Q3 25
3.23×
Q2 25
0.73×
1.92×
Q1 25
0.25×
2.57×
Q4 24
0.17×
Q3 24
Q2 24
6.99×
12.70×
Q1 24
21.35×

Financial Flow Comparison

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

Revenue Breakdown by Segment

RAIL
RAIL

Railcar Sales$118.9M95%
Aftermarket Sales$6.6M5%

RGEN
RGEN

Segment breakdown not available.

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