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Side-by-side financial comparison of Fly-E Group, Inc. (FLYE) 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 $3.9M, roughly 152.8× Fly-E Group, Inc.). FEDERAL SIGNAL CORP runs the higher net margin — 10.2% vs -45.4%, a 55.6% gap on every dollar of revenue. On growth, FEDERAL SIGNAL CORP posted the faster year-over-year revenue change (26.5% vs -42.7%). FEDERAL SIGNAL CORP produced more free cash flow last quarter ($89.5M vs $-2.5M). Over the past eight quarters, FEDERAL SIGNAL CORP's revenue compounded faster (18.5% CAGR vs -29.5%).

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

FLYE vs FSS — Head-to-Head

Bigger by revenue
FSS
FSS
152.8× larger
FSS
$597.1M
$3.9M
FLYE
Growing faster (revenue YoY)
FSS
FSS
+69.2% gap
FSS
26.5%
-42.7%
FLYE
Higher net margin
FSS
FSS
55.6% more per $
FSS
10.2%
-45.4%
FLYE
More free cash flow
FSS
FSS
$92.0M more FCF
FSS
$89.5M
$-2.5M
FLYE
Faster 2-yr revenue CAGR
FSS
FSS
Annualised
FSS
18.5%
-29.5%
FLYE

Income Statement — Q2 2026 vs Q4 2025

Metric
FLYE
FLYE
FSS
FSS
Revenue
$3.9M
$597.1M
Net Profit
$-1.8M
$60.8M
Gross Margin
25.0%
28.4%
Operating Margin
-26.8%
14.0%
Net Margin
-45.4%
10.2%
Revenue YoY
-42.7%
26.5%
Net Profit YoY
-55.4%
21.6%
EPS (diluted)
$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
FLYE
FLYE
FSS
FSS
Q4 25
$597.1M
Q3 25
$3.9M
$555.0M
Q2 25
$5.3M
$564.6M
Q1 25
$5.1M
$463.8M
Q4 24
$5.7M
$472.0M
Q3 24
$6.8M
$474.2M
Q2 24
$7.9M
$490.4M
Q1 24
$424.9M
Net Profit
FLYE
FLYE
FSS
FSS
Q4 25
$60.8M
Q3 25
$-1.8M
$68.1M
Q2 25
$-2.0M
$71.4M
Q1 25
$-3.3M
$46.3M
Q4 24
$-684.5K
$50.0M
Q3 24
$-1.1M
$53.9M
Q2 24
$-179.5K
$60.8M
Q1 24
$51.6M
Gross Margin
FLYE
FLYE
FSS
FSS
Q4 25
28.4%
Q3 25
25.0%
29.1%
Q2 25
42.4%
30.0%
Q1 25
37.3%
28.2%
Q4 24
45.1%
28.1%
Q3 24
42.6%
29.6%
Q2 24
39.4%
29.4%
Q1 24
27.3%
Operating Margin
FLYE
FLYE
FSS
FSS
Q4 25
14.0%
Q3 25
-26.8%
16.9%
Q2 25
-28.2%
17.3%
Q1 25
-46.4%
14.2%
Q4 24
-16.6%
14.9%
Q3 24
-18.0%
16.0%
Q2 24
-0.6%
16.5%
Q1 24
12.8%
Net Margin
FLYE
FLYE
FSS
FSS
Q4 25
10.2%
Q3 25
-45.4%
12.3%
Q2 25
-37.7%
12.6%
Q1 25
-65.0%
10.0%
Q4 24
-12.1%
10.6%
Q3 24
-16.7%
11.4%
Q2 24
-2.3%
12.4%
Q1 24
12.1%
EPS (diluted)
FLYE
FLYE
FSS
FSS
Q4 25
$0.99
Q3 25
$1.11
Q2 25
$1.16
Q1 25
$0.75
Q4 24
$0.80
Q3 24
$0.87
Q2 24
$0.99
Q1 24
$0.84

Balance Sheet & Financial Strength

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

Metric
FLYE
FLYE
FSS
FSS
Cash + ST InvestmentsLiquidity on hand
$2.5M
$63.7M
Total DebtLower is stronger
$200.0K
$564.6M
Stockholders' EquityBook value
$15.3M
$1.4B
Total Assets
$31.6M
$2.4B
Debt / EquityLower = less leverage
0.01×
0.41×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FLYE
FLYE
FSS
FSS
Q4 25
$63.7M
Q3 25
$2.5M
$54.4M
Q2 25
$2.3M
$64.7M
Q1 25
$840.1K
$57.5M
Q4 24
$1.4M
$91.1M
Q3 24
$73.7M
Q2 24
$48.6M
Q1 24
$48.9M
Total Debt
FLYE
FLYE
FSS
FSS
Q4 25
$564.6M
Q3 25
$200.0K
$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
FLYE
FLYE
FSS
FSS
Q4 25
$1.4B
Q3 25
$15.3M
$1.3B
Q2 25
$13.7M
$1.3B
Q1 25
$9.8M
$1.2B
Q4 24
$13.1M
$1.2B
Q3 24
$13.8M
$1.1B
Q2 24
$15.0M
$1.1B
Q1 24
$1.0B
Total Assets
FLYE
FLYE
FSS
FSS
Q4 25
$2.4B
Q3 25
$31.6M
$1.9B
Q2 25
$33.8M
$1.9B
Q1 25
$33.7M
$1.9B
Q4 24
$37.2M
$1.8B
Q3 24
$38.2M
$1.7B
Q2 24
$35.2M
$1.7B
Q1 24
$1.7B
Debt / Equity
FLYE
FLYE
FSS
FSS
Q4 25
0.41×
Q3 25
0.01×
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
FLYE
FLYE
FSS
FSS
Operating Cash FlowLast quarter
$-2.4M
$97.2M
Free Cash FlowOCF − Capex
$-2.5M
$89.5M
FCF MarginFCF / Revenue
-64.5%
15.0%
Capex IntensityCapex / Revenue
2.5%
1.3%
Cash ConversionOCF / Net Profit
1.60×
TTM Free Cash FlowTrailing 4 quarters
$-8.7M
$227.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FLYE
FLYE
FSS
FSS
Q4 25
$97.2M
Q3 25
$-2.4M
$61.1M
Q2 25
$-5.3M
$59.7M
Q1 25
$-645.5K
$36.7M
Q4 24
$-1.8K
$90.6M
Q3 24
$68.8M
Q2 24
$-4.5M
$40.6M
Q1 24
$31.3M
Free Cash Flow
FLYE
FLYE
FSS
FSS
Q4 25
$89.5M
Q3 25
$-2.5M
$54.1M
Q2 25
$-5.4M
$52.4M
Q1 25
$-661.4K
$31.1M
Q4 24
$-44.2K
$82.1M
Q3 24
$60.9M
Q2 24
$-4.9M
$24.8M
Q1 24
$22.9M
FCF Margin
FLYE
FLYE
FSS
FSS
Q4 25
15.0%
Q3 25
-64.5%
9.7%
Q2 25
-101.8%
9.3%
Q1 25
-13.1%
6.7%
Q4 24
-0.8%
17.4%
Q3 24
12.8%
Q2 24
-61.9%
5.1%
Q1 24
5.4%
Capex Intensity
FLYE
FLYE
FSS
FSS
Q4 25
1.3%
Q3 25
2.5%
1.3%
Q2 25
2.7%
1.3%
Q1 25
0.3%
1.2%
Q4 24
0.7%
1.8%
Q3 24
1.7%
Q2 24
4.5%
3.2%
Q1 24
2.0%
Cash Conversion
FLYE
FLYE
FSS
FSS
Q4 25
1.60×
Q3 25
0.90×
Q2 25
0.84×
Q1 25
0.79×
Q4 24
1.81×
Q3 24
1.28×
Q2 24
0.67×
Q1 24
0.61×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FLYE
FLYE

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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