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Side-by-side financial comparison of FEDERAL SIGNAL CORP (FSS) and NATIONAL FUEL GAS CO (NFG). Click either name above to swap in a different company.

FEDERAL SIGNAL CORP is the larger business by last-quarter revenue ($597.1M vs $425.9M, roughly 1.4× NATIONAL FUEL GAS CO). NATIONAL FUEL GAS CO runs the higher net margin — 35.7% vs 10.2%, a 25.5% gap on every dollar of revenue. On growth, FEDERAL SIGNAL CORP posted the faster year-over-year revenue change (26.5% vs 1.7%). Over the past eight quarters, FEDERAL SIGNAL CORP's revenue compounded faster (18.5% CAGR vs 12.1%).

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

National Fuel Gas Company is a diversified energy company with $6.2 billion in assets distributed among the following five operating segments: Exploration and Production, Pipeline and Storage, Gathering, Utility, and Energy Marketing. National Fuel Gas was incorporated in 1902 and is based in Williamsville, New York.

FSS vs NFG — Head-to-Head

Bigger by revenue
FSS
FSS
1.4× larger
FSS
$597.1M
$425.9M
NFG
Growing faster (revenue YoY)
FSS
FSS
+24.8% gap
FSS
26.5%
1.7%
NFG
Higher net margin
NFG
NFG
25.5% more per $
NFG
35.7%
10.2%
FSS
Faster 2-yr revenue CAGR
FSS
FSS
Annualised
FSS
18.5%
12.1%
NFG

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
FSS
FSS
NFG
NFG
Revenue
$597.1M
$425.9M
Net Profit
$60.8M
$152.0M
Gross Margin
28.4%
Operating Margin
14.0%
81.5%
Net Margin
10.2%
35.7%
Revenue YoY
26.5%
1.7%
Net Profit YoY
21.6%
EPS (diluted)
$0.99
$1.59

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
NFG
NFG
Q1 26
$425.9M
Q4 25
$597.1M
$637.9M
Q3 25
$555.0M
$443.1M
Q2 25
$564.6M
$527.4M
Q1 25
$463.8M
$734.8M
Q4 24
$472.0M
$513.8M
Q3 24
$474.2M
$310.0M
Q2 24
$490.4M
$338.6M
Net Profit
FSS
FSS
NFG
NFG
Q1 26
$152.0M
Q4 25
$60.8M
$181.6M
Q3 25
$68.1M
$107.3M
Q2 25
$71.4M
$149.8M
Q1 25
$46.3M
$216.4M
Q4 24
$50.0M
$45.0M
Q3 24
$53.9M
$-167.6M
Q2 24
$60.8M
$-54.2M
Gross Margin
FSS
FSS
NFG
NFG
Q1 26
Q4 25
28.4%
86.6%
Q3 25
29.1%
Q2 25
30.0%
94.7%
Q1 25
28.2%
81.6%
Q4 24
28.1%
87.3%
Q3 24
29.6%
Q2 24
29.4%
98.5%
Operating Margin
FSS
FSS
NFG
NFG
Q1 26
81.5%
Q4 25
14.0%
43.3%
Q3 25
16.9%
40.6%
Q2 25
17.3%
43.7%
Q1 25
14.2%
43.2%
Q4 24
14.9%
16.8%
Q3 24
16.0%
-63.4%
Q2 24
16.5%
-15.2%
Net Margin
FSS
FSS
NFG
NFG
Q1 26
35.7%
Q4 25
10.2%
28.5%
Q3 25
12.3%
24.2%
Q2 25
12.6%
28.4%
Q1 25
10.0%
29.4%
Q4 24
10.6%
8.8%
Q3 24
11.4%
-54.1%
Q2 24
12.4%
-16.0%
EPS (diluted)
FSS
FSS
NFG
NFG
Q1 26
$1.59
Q4 25
$0.99
$1.98
Q3 25
$1.11
$1.18
Q2 25
$1.16
$1.64
Q1 25
$0.75
$2.37
Q4 24
$0.80
$0.49
Q3 24
$0.87
$-1.81
Q2 24
$0.99
$-0.59

Balance Sheet & Financial Strength

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

Metric
FSS
FSS
NFG
NFG
Cash + ST InvestmentsLiquidity on hand
$63.7M
Total DebtLower is stronger
$564.6M
$300.0M
Stockholders' EquityBook value
$1.4B
Total Assets
$2.4B
$9.1B
Debt / EquityLower = less leverage
0.41×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSS
FSS
NFG
NFG
Q1 26
Q4 25
$63.7M
$271.4M
Q3 25
$54.4M
$43.2M
Q2 25
$64.7M
$39.3M
Q1 25
$57.5M
$40.0M
Q4 24
$91.1M
$48.7M
Q3 24
$73.7M
$38.2M
Q2 24
$48.6M
$81.4M
Total Debt
FSS
FSS
NFG
NFG
Q1 26
$300.0M
Q4 25
$564.6M
$2.7B
Q3 25
$201.2M
$2.7B
Q2 25
$258.3M
$2.7B
Q1 25
$266.9M
$2.7B
Q4 24
$204.4M
$2.7B
Q3 24
$223.3M
$2.7B
Q2 24
$248.8M
$2.7B
Stockholders' Equity
FSS
FSS
NFG
NFG
Q1 26
Q4 25
$1.4B
$3.6B
Q3 25
$1.3B
$3.1B
Q2 25
$1.3B
$3.0B
Q1 25
$1.2B
$2.8B
Q4 24
$1.2B
$-76.2M
Q3 24
$1.1B
$-15.5M
Q2 24
$1.1B
$5.0M
Total Assets
FSS
FSS
NFG
NFG
Q1 26
$9.1B
Q4 25
$2.4B
$9.2B
Q3 25
$1.9B
$8.7B
Q2 25
$1.9B
$8.4B
Q1 25
$1.9B
$8.5B
Q4 24
$1.8B
$8.3B
Q3 24
$1.7B
$8.3B
Q2 24
$1.7B
$8.5B
Debt / Equity
FSS
FSS
NFG
NFG
Q1 26
Q4 25
0.41×
0.75×
Q3 25
0.15×
0.87×
Q2 25
0.20×
0.90×
Q1 25
0.22×
0.99×
Q4 24
0.17×
Q3 24
0.19×
Q2 24
0.23×
532.10×

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
NFG
NFG
Operating Cash FlowLast quarter
$97.2M
$657.3M
Free Cash FlowOCF − Capex
$89.5M
FCF MarginFCF / Revenue
15.0%
Capex IntensityCapex / Revenue
1.3%
117.0%
Cash ConversionOCF / Net Profit
1.60×
4.32×
TTM Free Cash FlowTrailing 4 quarters
$227.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSS
FSS
NFG
NFG
Q1 26
$657.3M
Q4 25
$97.2M
$274.9M
Q3 25
$61.1M
$237.8M
Q2 25
$59.7M
$388.4M
Q1 25
$36.7M
$253.8M
Q4 24
$90.6M
$220.1M
Q3 24
$68.8M
$197.9M
Q2 24
$40.6M
$281.8M
Free Cash Flow
FSS
FSS
NFG
NFG
Q1 26
Q4 25
$89.5M
$-2.7M
Q3 25
$54.1M
$-47.8M
Q2 25
$52.4M
$195.3M
Q1 25
$31.1M
$59.9M
Q4 24
$82.1M
$-20.3M
Q3 24
$60.9M
$-49.1M
Q2 24
$24.8M
$79.5M
FCF Margin
FSS
FSS
NFG
NFG
Q1 26
Q4 25
15.0%
-0.4%
Q3 25
9.7%
-10.8%
Q2 25
9.3%
37.0%
Q1 25
6.7%
8.2%
Q4 24
17.4%
-4.0%
Q3 24
12.8%
-15.8%
Q2 24
5.1%
23.5%
Capex Intensity
FSS
FSS
NFG
NFG
Q1 26
117.0%
Q4 25
1.3%
43.5%
Q3 25
1.3%
64.4%
Q2 25
1.3%
36.6%
Q1 25
1.2%
26.4%
Q4 24
1.8%
46.8%
Q3 24
1.7%
79.7%
Q2 24
3.2%
59.7%
Cash Conversion
FSS
FSS
NFG
NFG
Q1 26
4.32×
Q4 25
1.60×
1.51×
Q3 25
0.90×
2.21×
Q2 25
0.84×
2.59×
Q1 25
0.79×
1.17×
Q4 24
1.81×
4.89×
Q3 24
1.28×
Q2 24
0.67×

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%

NFG
NFG

Revenues from External Customers$425.8M100%
Intersegment Revenues$126.0K0%

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