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Side-by-side financial comparison of FEDERAL SIGNAL CORP (FSS) and Mueller Water Products, Inc. (MWA). Click either name above to swap in a different company.

FEDERAL SIGNAL CORP is the larger business by last-quarter revenue ($597.1M vs $318.2M, roughly 1.9× Mueller Water Products, Inc.). Mueller Water Products, Inc. runs the higher net margin — 13.6% vs 10.2%, a 3.4% gap on every dollar of revenue. On growth, FEDERAL SIGNAL CORP posted the faster year-over-year revenue change (26.5% vs 4.6%). FEDERAL SIGNAL CORP produced more free cash flow last quarter ($89.5M vs $44.0M). Over the past eight quarters, FEDERAL SIGNAL CORP's revenue compounded faster (18.5% CAGR vs -5.1%).

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

Mueller Water Products, Inc. (MWP) is a publicly traded company headquartered in Atlanta, Georgia. It is one of the largest manufacturers and distributors of fire hydrants, gate valves, and other water infrastructure products in North America. MWP is made up of two business units—Mueller Co. and Mueller Technologies—that oversee more than a dozen brands and affiliates, including Echologics and Mueller Systems.

FSS vs MWA — Head-to-Head

Bigger by revenue
FSS
FSS
1.9× larger
FSS
$597.1M
$318.2M
MWA
Growing faster (revenue YoY)
FSS
FSS
+21.9% gap
FSS
26.5%
4.6%
MWA
Higher net margin
MWA
MWA
3.4% more per $
MWA
13.6%
10.2%
FSS
More free cash flow
FSS
FSS
$45.5M more FCF
FSS
$89.5M
$44.0M
MWA
Faster 2-yr revenue CAGR
FSS
FSS
Annualised
FSS
18.5%
-5.1%
MWA

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
FSS
FSS
MWA
MWA
Revenue
$597.1M
$318.2M
Net Profit
$60.8M
$43.2M
Gross Margin
28.4%
37.6%
Operating Margin
14.0%
17.8%
Net Margin
10.2%
13.6%
Revenue YoY
26.5%
4.6%
Net Profit YoY
21.6%
22.4%
EPS (diluted)
$0.99
$0.27

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
MWA
MWA
Q4 25
$597.1M
$318.2M
Q3 25
$555.0M
$380.8M
Q2 25
$564.6M
$380.3M
Q1 25
$463.8M
$364.3M
Q4 24
$472.0M
$304.3M
Q3 24
$474.2M
$348.2M
Q2 24
$490.4M
$356.7M
Q1 24
$424.9M
$353.4M
Net Profit
FSS
FSS
MWA
MWA
Q4 25
$60.8M
$43.2M
Q3 25
$68.1M
$52.6M
Q2 25
$71.4M
$52.5M
Q1 25
$46.3M
$51.3M
Q4 24
$50.0M
$35.3M
Q3 24
$53.9M
$10.0M
Q2 24
$60.8M
$47.3M
Q1 24
$51.6M
$44.3M
Gross Margin
FSS
FSS
MWA
MWA
Q4 25
28.4%
37.6%
Q3 25
29.1%
36.8%
Q2 25
30.0%
38.3%
Q1 25
28.2%
35.1%
Q4 24
28.1%
33.8%
Q3 24
29.6%
31.8%
Q2 24
29.4%
36.8%
Q1 24
27.3%
36.9%
Operating Margin
FSS
FSS
MWA
MWA
Q4 25
14.0%
17.8%
Q3 25
16.9%
18.3%
Q2 25
17.3%
19.4%
Q1 25
14.2%
19.2%
Q4 24
14.9%
15.6%
Q3 24
16.0%
8.2%
Q2 24
16.5%
18.8%
Q1 24
12.8%
18.0%
Net Margin
FSS
FSS
MWA
MWA
Q4 25
10.2%
13.6%
Q3 25
12.3%
13.8%
Q2 25
12.6%
13.8%
Q1 25
10.0%
14.1%
Q4 24
10.6%
11.6%
Q3 24
11.4%
2.9%
Q2 24
12.4%
13.3%
Q1 24
12.1%
12.5%
EPS (diluted)
FSS
FSS
MWA
MWA
Q4 25
$0.99
$0.27
Q3 25
$1.11
$0.34
Q2 25
$1.16
$0.33
Q1 25
$0.75
$0.33
Q4 24
$0.80
$0.22
Q3 24
$0.87
$0.07
Q2 24
$0.99
$0.30
Q1 24
$0.84
$0.28

Balance Sheet & Financial Strength

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

Metric
FSS
FSS
MWA
MWA
Cash + ST InvestmentsLiquidity on hand
$63.7M
Total DebtLower is stronger
$564.6M
Stockholders' EquityBook value
$1.4B
$1.0B
Total Assets
$2.4B
$1.8B
Debt / EquityLower = less leverage
0.41×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSS
FSS
MWA
MWA
Q4 25
$63.7M
Q3 25
$54.4M
Q2 25
$64.7M
Q1 25
$57.5M
Q4 24
$91.1M
Q3 24
$73.7M
Q2 24
$48.6M
Q1 24
$48.9M
Total Debt
FSS
FSS
MWA
MWA
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
MWA
MWA
Q4 25
$1.4B
$1.0B
Q3 25
$1.3B
$981.7M
Q2 25
$1.3B
$929.0M
Q1 25
$1.2B
$873.6M
Q4 24
$1.2B
$834.1M
Q3 24
$1.1B
$810.1M
Q2 24
$1.1B
$791.6M
Q1 24
$1.0B
$754.5M
Total Assets
FSS
FSS
MWA
MWA
Q4 25
$2.4B
$1.8B
Q3 25
$1.9B
$1.8B
Q2 25
$1.9B
$1.7B
Q1 25
$1.9B
$1.7B
Q4 24
$1.8B
$1.6B
Q3 24
$1.7B
$1.6B
Q2 24
$1.7B
$1.6B
Q1 24
$1.7B
$1.5B
Debt / Equity
FSS
FSS
MWA
MWA
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
MWA
MWA
Operating Cash FlowLast quarter
$97.2M
$61.2M
Free Cash FlowOCF − Capex
$89.5M
$44.0M
FCF MarginFCF / Revenue
15.0%
13.8%
Capex IntensityCapex / Revenue
1.3%
5.4%
Cash ConversionOCF / Net Profit
1.60×
1.42×
TTM Free Cash FlowTrailing 4 quarters
$227.1M
$173.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSS
FSS
MWA
MWA
Q4 25
$97.2M
$61.2M
Q3 25
$61.1M
$83.5M
Q2 25
$59.7M
$67.4M
Q1 25
$36.7M
$14.3M
Q4 24
$90.6M
$54.1M
Q3 24
$68.8M
$89.3M
Q2 24
$40.6M
$87.3M
Q1 24
$31.3M
$-5.7M
Free Cash Flow
FSS
FSS
MWA
MWA
Q4 25
$89.5M
$44.0M
Q3 25
$54.1M
$69.0M
Q2 25
$52.4M
$55.7M
Q1 25
$31.1M
$5.1M
Q4 24
$82.1M
$42.2M
Q3 24
$60.9M
$69.9M
Q2 24
$24.8M
$75.1M
Q1 24
$22.9M
$-15.8M
FCF Margin
FSS
FSS
MWA
MWA
Q4 25
15.0%
13.8%
Q3 25
9.7%
18.1%
Q2 25
9.3%
14.6%
Q1 25
6.7%
1.4%
Q4 24
17.4%
13.9%
Q3 24
12.8%
20.1%
Q2 24
5.1%
21.1%
Q1 24
5.4%
-4.5%
Capex Intensity
FSS
FSS
MWA
MWA
Q4 25
1.3%
5.4%
Q3 25
1.3%
3.8%
Q2 25
1.3%
3.1%
Q1 25
1.2%
2.5%
Q4 24
1.8%
3.9%
Q3 24
1.7%
5.6%
Q2 24
3.2%
3.4%
Q1 24
2.0%
2.9%
Cash Conversion
FSS
FSS
MWA
MWA
Q4 25
1.60×
1.42×
Q3 25
0.90×
1.59×
Q2 25
0.84×
1.28×
Q1 25
0.79×
0.28×
Q4 24
1.81×
1.53×
Q3 24
1.28×
8.93×
Q2 24
0.67×
1.85×
Q1 24
0.61×
-0.13×

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%

MWA
MWA

Water Flow Solutions$173.0M54%
Water Management Solutions$145.2M46%

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