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Side-by-side financial comparison of FEDERAL SIGNAL CORP (FSS) and Teradyne (TER). Click either name above to swap in a different company.

Teradyne is the larger business by last-quarter revenue ($1.1B vs $597.1M, roughly 1.8× FEDERAL SIGNAL CORP). Teradyne runs the higher net margin — 23.7% vs 10.2%, a 13.6% gap on every dollar of revenue. On growth, Teradyne posted the faster year-over-year revenue change (43.9% vs 26.5%). Teradyne produced more free cash flow last quarter ($218.8M vs $89.5M). Over the past eight quarters, Teradyne's revenue compounded faster (34.4% CAGR vs 18.5%).

The Federal Signal Company was an American manufacturer of railway signaling equipment in the early 20th century. It was located in Albany, New York.

Teradyne, Inc. is an American automatic test equipment (ATE) designer and manufacturer based in North Reading, Massachusetts. Its high-profile customers include Samsung, Qualcomm, Intel, Analog Devices, Texas Instruments and IBM.

FSS vs TER — Head-to-Head

Bigger by revenue
TER
TER
1.8× larger
TER
$1.1B
$597.1M
FSS
Growing faster (revenue YoY)
TER
TER
+17.4% gap
TER
43.9%
26.5%
FSS
Higher net margin
TER
TER
13.6% more per $
TER
23.7%
10.2%
FSS
More free cash flow
TER
TER
$129.3M more FCF
TER
$218.8M
$89.5M
FSS
Faster 2-yr revenue CAGR
TER
TER
Annualised
TER
34.4%
18.5%
FSS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
FSS
FSS
TER
TER
Revenue
$597.1M
$1.1B
Net Profit
$60.8M
$257.2M
Gross Margin
28.4%
57.2%
Operating Margin
14.0%
27.1%
Net Margin
10.2%
23.7%
Revenue YoY
26.5%
43.9%
Net Profit YoY
21.6%
75.9%
EPS (diluted)
$0.99
$1.62

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
FSS
FSS
TER
TER
Q4 25
$597.1M
$1.1B
Q3 25
$555.0M
$769.2M
Q2 25
$564.6M
$651.8M
Q1 25
$463.8M
$685.7M
Q4 24
$472.0M
$752.9M
Q3 24
$474.2M
$737.3M
Q2 24
$490.4M
$729.9M
Q1 24
$424.9M
$599.8M
Net Profit
FSS
FSS
TER
TER
Q4 25
$60.8M
$257.2M
Q3 25
$68.1M
$119.6M
Q2 25
$71.4M
$78.4M
Q1 25
$46.3M
$98.9M
Q4 24
$50.0M
$146.3M
Q3 24
$53.9M
$145.6M
Q2 24
$60.8M
$186.3M
Q1 24
$51.6M
$64.2M
Gross Margin
FSS
FSS
TER
TER
Q4 25
28.4%
57.2%
Q3 25
29.1%
58.4%
Q2 25
30.0%
57.2%
Q1 25
28.2%
60.6%
Q4 24
28.1%
59.4%
Q3 24
29.6%
59.2%
Q2 24
29.4%
58.3%
Q1 24
27.3%
56.6%
Operating Margin
FSS
FSS
TER
TER
Q4 25
14.0%
27.1%
Q3 25
16.9%
18.9%
Q2 25
17.3%
13.9%
Q1 25
14.2%
17.6%
Q4 24
14.9%
20.4%
Q3 24
16.0%
20.6%
Q2 24
16.5%
28.8%
Q1 24
12.8%
13.0%
Net Margin
FSS
FSS
TER
TER
Q4 25
10.2%
23.7%
Q3 25
12.3%
15.5%
Q2 25
12.6%
12.0%
Q1 25
10.0%
14.4%
Q4 24
10.6%
19.4%
Q3 24
11.4%
19.8%
Q2 24
12.4%
25.5%
Q1 24
12.1%
10.7%
EPS (diluted)
FSS
FSS
TER
TER
Q4 25
$0.99
$1.62
Q3 25
$1.11
$0.75
Q2 25
$1.16
$0.49
Q1 25
$0.75
$0.61
Q4 24
$0.80
$0.89
Q3 24
$0.87
$0.89
Q2 24
$0.99
$1.14
Q1 24
$0.84
$0.40

Balance Sheet & Financial Strength

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

Metric
FSS
FSS
TER
TER
Cash + ST InvestmentsLiquidity on hand
$63.7M
$293.8M
Total DebtLower is stronger
$564.6M
Stockholders' EquityBook value
$1.4B
$2.8B
Total Assets
$2.4B
$4.2B
Debt / EquityLower = less leverage
0.41×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSS
FSS
TER
TER
Q4 25
$63.7M
$293.8M
Q3 25
$54.4M
$272.7M
Q2 25
$64.7M
$339.3M
Q1 25
$57.5M
$475.6M
Q4 24
$91.1M
$553.4M
Q3 24
$73.7M
$510.0M
Q2 24
$48.6M
$421.9M
Q1 24
$48.9M
$707.4M
Total Debt
FSS
FSS
TER
TER
Q4 25
$564.6M
Q3 25
$201.2M
Q2 25
$258.3M
Q1 25
$266.9M
Q4 24
$204.4M
Q3 24
$223.3M
Q2 24
$248.8M
Q1 24
$266.8M
Stockholders' Equity
FSS
FSS
TER
TER
Q4 25
$1.4B
$2.8B
Q3 25
$1.3B
$2.7B
Q2 25
$1.3B
$2.8B
Q1 25
$1.2B
$2.8B
Q4 24
$1.2B
$2.8B
Q3 24
$1.1B
$2.9B
Q2 24
$1.1B
$2.7B
Q1 24
$1.0B
$2.6B
Total Assets
FSS
FSS
TER
TER
Q4 25
$2.4B
$4.2B
Q3 25
$1.9B
$4.0B
Q2 25
$1.9B
$3.8B
Q1 25
$1.9B
$3.7B
Q4 24
$1.8B
$3.7B
Q3 24
$1.7B
$3.8B
Q2 24
$1.7B
$3.6B
Q1 24
$1.7B
$3.4B
Debt / Equity
FSS
FSS
TER
TER
Q4 25
0.41×
Q3 25
0.15×
Q2 25
0.20×
Q1 25
0.22×
Q4 24
0.17×
Q3 24
0.19×
Q2 24
0.23×
Q1 24
0.26×

Cash Flow & Capital Efficiency

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

Metric
FSS
FSS
TER
TER
Operating Cash FlowLast quarter
$97.2M
$281.6M
Free Cash FlowOCF − Capex
$89.5M
$218.8M
FCF MarginFCF / Revenue
15.0%
20.2%
Capex IntensityCapex / Revenue
1.3%
5.8%
Cash ConversionOCF / Net Profit
1.60×
1.09×
TTM Free Cash FlowTrailing 4 quarters
$227.1M
$450.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSS
FSS
TER
TER
Q4 25
$97.2M
$281.6M
Q3 25
$61.1M
$49.0M
Q2 25
$59.7M
$182.1M
Q1 25
$36.7M
$161.6M
Q4 24
$90.6M
$282.6M
Q3 24
$68.8M
$166.3M
Q2 24
$40.6M
$216.1M
Q1 24
$31.3M
$7.3M
Free Cash Flow
FSS
FSS
TER
TER
Q4 25
$89.5M
$218.8M
Q3 25
$54.1M
$2.4M
Q2 25
$52.4M
$131.7M
Q1 25
$31.1M
$97.6M
Q4 24
$82.1M
$225.2M
Q3 24
$60.9M
$114.4M
Q2 24
$24.8M
$171.2M
Q1 24
$22.9M
$-36.7M
FCF Margin
FSS
FSS
TER
TER
Q4 25
15.0%
20.2%
Q3 25
9.7%
0.3%
Q2 25
9.3%
20.2%
Q1 25
6.7%
14.2%
Q4 24
17.4%
29.9%
Q3 24
12.8%
15.5%
Q2 24
5.1%
23.5%
Q1 24
5.4%
-6.1%
Capex Intensity
FSS
FSS
TER
TER
Q4 25
1.3%
5.8%
Q3 25
1.3%
6.1%
Q2 25
1.3%
7.7%
Q1 25
1.2%
9.3%
Q4 24
1.8%
7.6%
Q3 24
1.7%
7.0%
Q2 24
3.2%
6.1%
Q1 24
2.0%
7.3%
Cash Conversion
FSS
FSS
TER
TER
Q4 25
1.60×
1.09×
Q3 25
0.90×
0.41×
Q2 25
0.84×
2.32×
Q1 25
0.79×
1.63×
Q4 24
1.81×
1.93×
Q3 24
1.28×
1.14×
Q2 24
0.67×
1.16×
Q1 24
0.61×
0.11×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FSS
FSS

Vehiclesandequipment$403.4M68%
Parts$66.8M11%
Publicsafetyandsecurityequipment$62.2M10%
Rentalincome$19.0M3%
Industrialsignalingequipment$18.2M3%
Other$14.9M2%
Warningsystems$12.6M2%

TER
TER

Soc$646.5M60%
Memory$206.5M19%
Transferred At Point In Time$90.0M8%
Universal Robots$89.4M8%
IST$30.5M3%
Transferred Over Time$20.5M2%

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