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Side-by-side financial comparison of FreightCar America, Inc. (RAIL) and RAMBUS INC (RMBS). Click either name above to swap in a different company.

RAMBUS INC is the larger business by last-quarter revenue ($180.2M vs $125.5M, roughly 1.4× FreightCar America, Inc.). RAMBUS INC runs the higher net margin — 33.2% vs -13.2%, a 46.5% gap on every dollar of revenue. On growth, RAMBUS INC posted the faster year-over-year revenue change (8.1% vs -8.8%). Over the past eight quarters, RAMBUS INC's revenue compounded faster (16.8% 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.

Rambus Inc. is an American technology company that designs, develops and licenses chip interface technologies and architectures that are used in digital electronics products. The company, founded in 1990, is well known for inventing RDRAM and for its intellectual property-based litigation following the introduction of DDR-SDRAM memory.

RAIL vs RMBS — Head-to-Head

Bigger by revenue
RMBS
RMBS
1.4× larger
RMBS
$180.2M
$125.5M
RAIL
Growing faster (revenue YoY)
RMBS
RMBS
+16.9% gap
RMBS
8.1%
-8.8%
RAIL
Higher net margin
RMBS
RMBS
46.5% more per $
RMBS
33.2%
-13.2%
RAIL
Faster 2-yr revenue CAGR
RMBS
RMBS
Annualised
RMBS
16.8%
-11.7%
RAIL

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
RAIL
RAIL
RMBS
RMBS
Revenue
$125.5M
$180.2M
Net Profit
$-16.6M
$59.9M
Gross Margin
13.4%
79.7%
Operating Margin
6.2%
34.3%
Net Margin
-13.2%
33.2%
Revenue YoY
-8.8%
8.1%
Net Profit YoY
-147.9%
-7.3%
EPS (diluted)
$-0.54
$0.55

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
RMBS
RMBS
Q1 26
$180.2M
Q4 25
$125.5M
$190.2M
Q3 25
$160.4M
$178.5M
Q2 25
$118.5M
$172.2M
Q1 25
$96.2M
$166.7M
Q4 24
$137.6M
$161.1M
Q3 24
$113.2M
$145.5M
Q2 24
$146.0M
$132.1M
Net Profit
RAIL
RAIL
RMBS
RMBS
Q1 26
$59.9M
Q4 25
$-16.6M
$63.8M
Q3 25
$-7.4M
$48.4M
Q2 25
$11.7M
$57.9M
Q1 25
$50.4M
$60.3M
Q4 24
$34.6M
$62.2M
Q3 24
$-107.0M
$48.7M
Q2 24
$8.2M
$36.1M
Gross Margin
RAIL
RAIL
RMBS
RMBS
Q1 26
79.7%
Q4 25
13.4%
78.9%
Q3 25
15.1%
79.5%
Q2 25
15.0%
79.8%
Q1 25
15.0%
80.3%
Q4 24
15.3%
80.4%
Q3 24
14.3%
80.7%
Q2 24
12.6%
79.7%
Operating Margin
RAIL
RAIL
RMBS
RMBS
Q1 26
34.3%
Q4 25
6.2%
37.2%
Q3 25
9.1%
35.4%
Q2 25
6.5%
36.6%
Q1 25
4.0%
37.9%
Q4 24
8.5%
35.9%
Q3 24
7.6%
37.6%
Q2 24
9.0%
30.5%
Net Margin
RAIL
RAIL
RMBS
RMBS
Q1 26
33.2%
Q4 25
-13.2%
33.6%
Q3 25
-4.6%
27.1%
Q2 25
9.9%
33.6%
Q1 25
52.4%
36.2%
Q4 24
25.2%
38.6%
Q3 24
-94.6%
33.4%
Q2 24
5.6%
27.3%
EPS (diluted)
RAIL
RAIL
RMBS
RMBS
Q1 26
$0.55
Q4 25
$-0.54
$0.58
Q3 25
$-0.23
$0.44
Q2 25
$0.34
$0.53
Q1 25
$1.52
$0.56
Q4 24
$0.88
$0.57
Q3 24
$-3.57
$0.45
Q2 24
$0.11
$0.33

Balance Sheet & Financial Strength

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

Metric
RAIL
RAIL
RMBS
RMBS
Cash + ST InvestmentsLiquidity on hand
$134.3M
Total DebtLower is stronger
$107.2M
Stockholders' EquityBook value
$-107.4M
Total Assets
$290.0M
$1.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RAIL
RAIL
RMBS
RMBS
Q1 26
$134.3M
Q4 25
$182.8M
Q3 25
$79.2M
Q2 25
$87.8M
Q1 25
$132.2M
Q4 24
$99.8M
Q3 24
$114.0M
Q2 24
$124.6M
Total Debt
RAIL
RAIL
RMBS
RMBS
Q1 26
Q4 25
$107.2M
Q3 25
$107.6M
Q2 25
$107.9M
Q1 25
$108.2M
Q4 24
$108.4M
Q3 24
Q2 24
Stockholders' Equity
RAIL
RAIL
RMBS
RMBS
Q1 26
Q4 25
$-107.4M
$1.4B
Q3 25
$-90.9M
$1.3B
Q2 25
$-83.5M
$1.2B
Q1 25
$-97.4M
$1.2B
Q4 24
$-150.3M
$1.1B
Q3 24
$-156.3M
$1.0B
Q2 24
$-48.8M
$1.0B
Total Assets
RAIL
RAIL
RMBS
RMBS
Q1 26
$1.5B
Q4 25
$290.0M
$1.5B
Q3 25
$340.8M
$1.4B
Q2 25
$328.1M
$1.5B
Q1 25
$250.5M
$1.4B
Q4 24
$224.2M
$1.3B
Q3 24
$245.9M
$1.3B
Q2 24
$207.2M
$1.3B

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
RMBS
RMBS
Operating Cash FlowLast quarter
$10.0M
Free Cash FlowOCF − Capex
$8.8M
FCF MarginFCF / Revenue
7.0%
Capex IntensityCapex / Revenue
1.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$31.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RAIL
RAIL
RMBS
RMBS
Q1 26
Q4 25
$10.0M
$99.8M
Q3 25
$3.4M
$88.4M
Q2 25
$8.5M
$94.4M
Q1 25
$12.8M
$77.4M
Q4 24
$5.9M
$59.0M
Q3 24
$7.2M
$62.1M
Q2 24
$57.2M
$70.4M
Free Cash Flow
RAIL
RAIL
RMBS
RMBS
Q1 26
Q4 25
$8.8M
$93.3M
Q3 25
$2.2M
$82.5M
Q2 25
$7.9M
$87.9M
Q1 25
$12.5M
$69.5M
Q4 24
$4.6M
$52.5M
Q3 24
$5.7M
$52.2M
Q2 24
$55.9M
$59.1M
FCF Margin
RAIL
RAIL
RMBS
RMBS
Q1 26
Q4 25
7.0%
49.0%
Q3 25
1.4%
46.2%
Q2 25
6.7%
51.0%
Q1 25
13.0%
41.7%
Q4 24
3.3%
32.6%
Q3 24
5.0%
35.9%
Q2 24
38.3%
44.7%
Capex Intensity
RAIL
RAIL
RMBS
RMBS
Q1 26
Q4 25
1.0%
3.4%
Q3 25
0.7%
3.3%
Q2 25
0.5%
3.8%
Q1 25
0.3%
4.7%
Q4 24
0.9%
4.0%
Q3 24
1.3%
6.8%
Q2 24
0.9%
8.6%
Cash Conversion
RAIL
RAIL
RMBS
RMBS
Q1 26
Q4 25
1.56×
Q3 25
1.83×
Q2 25
0.73×
1.63×
Q1 25
0.25×
1.28×
Q4 24
0.17×
0.95×
Q3 24
1.28×
Q2 24
6.99×
1.95×

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%

RMBS
RMBS

Product revenue$88.0M49%
Royalties$69.6M39%
Contract and other revenue$22.6M13%

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