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Side-by-side financial comparison of National Vision Holdings, Inc. (EYE) and FEDERAL SIGNAL CORP (FSS). Click either name above to swap in a different company.

FEDERAL SIGNAL CORP is the larger business by last-quarter revenue ($597.1M vs $487.3M, roughly 1.2× National Vision Holdings, Inc.). FEDERAL SIGNAL CORP runs the higher net margin — 10.2% vs 0.7%, a 9.5% gap on every dollar of revenue. On growth, FEDERAL SIGNAL CORP posted the faster year-over-year revenue change (26.5% vs 7.9%). FEDERAL SIGNAL CORP produced more free cash flow last quarter ($89.5M vs $30.3M). Over the past eight quarters, FEDERAL SIGNAL CORP's revenue compounded faster (18.5% CAGR vs 7.6%).

Vision Research is an international company that manufactures high-speed digital cameras based in Wayne, New Jersey. Their cameras are marketed under the Phantom brand, and are used in a broad variety of industries including: defense, industrial product development, manufacturing, automotive, scientific research, and entertainment. Vision Research is a business unit of the Materials Analysis Division of Ametek Inc., a global manufacturer of electronic instruments and electromechanical devices.

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

EYE vs FSS — Head-to-Head

Bigger by revenue
FSS
FSS
1.2× larger
FSS
$597.1M
$487.3M
EYE
Growing faster (revenue YoY)
FSS
FSS
+18.6% gap
FSS
26.5%
7.9%
EYE
Higher net margin
FSS
FSS
9.5% more per $
FSS
10.2%
0.7%
EYE
More free cash flow
FSS
FSS
$59.2M more FCF
FSS
$89.5M
$30.3M
EYE
Faster 2-yr revenue CAGR
FSS
FSS
Annualised
FSS
18.5%
7.6%
EYE

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
EYE
EYE
FSS
FSS
Revenue
$487.3M
$597.1M
Net Profit
$3.4M
$60.8M
Gross Margin
28.4%
Operating Margin
2.0%
14.0%
Net Margin
0.7%
10.2%
Revenue YoY
7.9%
26.5%
Net Profit YoY
139.8%
21.6%
EPS (diluted)
$0.04
$0.99

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
EYE
EYE
FSS
FSS
Q4 25
$597.1M
Q3 25
$487.3M
$555.0M
Q2 25
$486.4M
$564.6M
Q1 25
$510.3M
$463.8M
Q4 24
$437.3M
$472.0M
Q3 24
$451.5M
$474.2M
Q2 24
$451.7M
$490.4M
Q1 24
$482.8M
$424.9M
Net Profit
EYE
EYE
FSS
FSS
Q4 25
$60.8M
Q3 25
$3.4M
$68.1M
Q2 25
$8.7M
$71.4M
Q1 25
$14.2M
$46.3M
Q4 24
$-28.6M
$50.0M
Q3 24
$-8.5M
$53.9M
Q2 24
$-3.1M
$60.8M
Q1 24
$11.7M
$51.6M
Gross Margin
EYE
EYE
FSS
FSS
Q4 25
28.4%
Q3 25
29.1%
Q2 25
30.0%
Q1 25
28.2%
Q4 24
28.1%
Q3 24
29.6%
Q2 24
29.4%
Q1 24
27.3%
Operating Margin
EYE
EYE
FSS
FSS
Q4 25
14.0%
Q3 25
2.0%
16.9%
Q2 25
3.4%
17.3%
Q1 25
5.1%
14.2%
Q4 24
-5.8%
14.9%
Q3 24
-2.0%
16.0%
Q2 24
0.1%
16.5%
Q1 24
4.9%
12.8%
Net Margin
EYE
EYE
FSS
FSS
Q4 25
10.2%
Q3 25
0.7%
12.3%
Q2 25
1.8%
12.6%
Q1 25
2.8%
10.0%
Q4 24
-6.5%
10.6%
Q3 24
-1.9%
11.4%
Q2 24
-0.7%
12.4%
Q1 24
2.4%
12.1%
EPS (diluted)
EYE
EYE
FSS
FSS
Q4 25
$0.99
Q3 25
$0.04
$1.11
Q2 25
$0.11
$1.16
Q1 25
$0.18
$0.75
Q4 24
$-0.36
$0.80
Q3 24
$-0.11
$0.87
Q2 24
$-0.04
$0.99
Q1 24
$0.15
$0.84

Balance Sheet & Financial Strength

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

Metric
EYE
EYE
FSS
FSS
Cash + ST InvestmentsLiquidity on hand
$56.0M
$63.7M
Total DebtLower is stronger
$236.5M
$564.6M
Stockholders' EquityBook value
$858.8M
$1.4B
Total Assets
$2.0B
$2.4B
Debt / EquityLower = less leverage
0.28×
0.41×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
EYE
EYE
FSS
FSS
Q4 25
$63.7M
Q3 25
$56.0M
$54.4M
Q2 25
$48.5M
$64.7M
Q1 25
$80.0M
$57.5M
Q4 24
$73.9M
$91.1M
Q3 24
$81.2M
$73.7M
Q2 24
$179.5M
$48.6M
Q1 24
$150.1M
$48.9M
Total Debt
EYE
EYE
FSS
FSS
Q4 25
$564.6M
Q3 25
$236.5M
$201.2M
Q2 25
$255.6M
$258.3M
Q1 25
$244.7M
$266.9M
Q4 24
$248.6M
$204.4M
Q3 24
$252.8M
$223.3M
Q2 24
$143.9M
$248.8M
Q1 24
$448.6M
$266.8M
Stockholders' Equity
EYE
EYE
FSS
FSS
Q4 25
$1.4B
Q3 25
$858.8M
$1.3B
Q2 25
$850.6M
$1.3B
Q1 25
$836.2M
$1.2B
Q4 24
$816.3M
$1.2B
Q3 24
$840.0M
$1.1B
Q2 24
$843.4M
$1.1B
Q1 24
$841.3M
$1.0B
Total Assets
EYE
EYE
FSS
FSS
Q4 25
$2.4B
Q3 25
$2.0B
$1.9B
Q2 25
$2.0B
$1.9B
Q1 25
$2.0B
$1.9B
Q4 24
$2.0B
$1.8B
Q3 24
$2.0B
$1.7B
Q2 24
$2.1B
$1.7B
Q1 24
$2.2B
$1.7B
Debt / Equity
EYE
EYE
FSS
FSS
Q4 25
0.41×
Q3 25
0.28×
0.15×
Q2 25
0.30×
0.20×
Q1 25
0.29×
0.22×
Q4 24
0.30×
0.17×
Q3 24
0.30×
0.19×
Q2 24
0.17×
0.23×
Q1 24
0.53×
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
EYE
EYE
FSS
FSS
Operating Cash FlowLast quarter
$46.6M
$97.2M
Free Cash FlowOCF − Capex
$30.3M
$89.5M
FCF MarginFCF / Revenue
6.2%
15.0%
Capex IntensityCapex / Revenue
3.4%
1.3%
Cash ConversionOCF / Net Profit
13.83×
1.60×
TTM Free Cash FlowTrailing 4 quarters
$83.0M
$227.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
EYE
EYE
FSS
FSS
Q4 25
$97.2M
Q3 25
$46.6M
$61.1M
Q2 25
$54.3M
$59.7M
Q1 25
$32.2M
$36.7M
Q4 24
$30.3M
$90.6M
Q3 24
$27.9M
$68.8M
Q2 24
$51.5M
$40.6M
Q1 24
$24.0M
$31.3M
Free Cash Flow
EYE
EYE
FSS
FSS
Q4 25
$89.5M
Q3 25
$30.3M
$54.1M
Q2 25
$42.4M
$52.4M
Q1 25
$12.0M
$31.1M
Q4 24
$-1.7M
$82.1M
Q3 24
$4.1M
$60.9M
Q2 24
$31.9M
$24.8M
Q1 24
$4.0M
$22.9M
FCF Margin
EYE
EYE
FSS
FSS
Q4 25
15.0%
Q3 25
6.2%
9.7%
Q2 25
8.7%
9.3%
Q1 25
2.4%
6.7%
Q4 24
-0.4%
17.4%
Q3 24
0.9%
12.8%
Q2 24
7.1%
5.1%
Q1 24
0.8%
5.4%
Capex Intensity
EYE
EYE
FSS
FSS
Q4 25
1.3%
Q3 25
3.4%
1.3%
Q2 25
2.4%
1.3%
Q1 25
4.0%
1.2%
Q4 24
7.3%
1.8%
Q3 24
5.3%
1.7%
Q2 24
4.3%
3.2%
Q1 24
4.1%
2.0%
Cash Conversion
EYE
EYE
FSS
FSS
Q4 25
1.60×
Q3 25
13.83×
0.90×
Q2 25
6.22×
0.84×
Q1 25
2.27×
0.79×
Q4 24
1.81×
Q3 24
1.28×
Q2 24
0.67×
Q1 24
2.05×
0.61×

Financial Flow Comparison

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

Revenue Breakdown by Segment

EYE
EYE

Segment breakdown not available.

FSS
FSS

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

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