What is the 13F Pro Quality Score for FSS?

13F Pro ranks FEDERAL SIGNAL CORP /DE/ (FSS) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View FSS's current score at https://13fpro.ai/research/FSS (free sign-up required for the full ranking).

Where does 13F Pro source FSS data?

All FEDERAL SIGNAL CORP /DE/ fundamentals and ownership data come directly from SEC EDGAR. FEDERAL SIGNAL CORP /DE/ files with the SEC under CIK 277509. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is FSS in?

FEDERAL SIGNAL CORP /DE/ (FSS) is classified in the Industrials sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/industrials.

What drives FSS's revenue?

Per FEDERAL SIGNAL CORP /DE/'s latest 10-Q filed with the SEC on 2026-04-29, the biggest revenue drivers are: Environmental Solutions ($532.7M, +38% YoY); Safety and Security Systems ($92.9M, +22% YoY). Figures are extracted from the filing text and machine-verified against the document. Full breakdown at https://13fpro.ai/research/FSS.

How often is FSS research updated on 13F Pro?

FSS's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

FEDERAL SIGNAL CORP /DE/(FSS)Stock Analysis

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13F Pro Quality Score

71.8/100

Rank #246 of 2,879 stocksTOP 10%

View Industrials peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Aug 14, 2026.

Revenue Growth

73.2/100

Profitability

71.3/100

Balance Sheet

87.9/100

Earnings Quality

73.4/100

Free Cash Flow

64.6/100

Institutional Flow

66.7/100

Revenue Scale

64.4/100

Dilution Risk

67.4/100

FSS Stock Analysis & AI Quality Score

AI stock analysis and institutional research for FEDERAL SIGNAL CORP /DE/ (FSS), a Industrials sector company. 13F Pro's AI-powered ranking engine scores FSS at 71.8/100 on a 32-signal composite quality model, placing it at rank #246 of 2,879 stocks — the top 10% of the AI-ranked universe. FSS scores in the top quartile across balance sheet strength (87.9). Based on the latest XBRL financial filings (Q1 2026), FEDERAL SIGNAL CORP /DE/ reports quarterly revenue of $625.6M, net income of $70.4M, an operating margin of 15.9%. Top institutional holders of FSS by reported 13-F value include BlackRock,, VANGUARD PORTFOLIO MANAGEMENT, VANGUARD CAPITAL MANAGEMENT, based on the most recent SEC filings. FSS trades on the NYSE exchange and files with the SEC under CIK 277509. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate FSS daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for FEDERAL SIGNAL CORP /DE/ directly from SEC EDGAR. FEDERAL SIGNAL CORP /DE/'s 13F Pro composite quality score has ranged between 8 and 77 since 2021, currently 71.8 — an improving long-term trajectory across 56 quarterly and live scoring snapshots.

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Fun facts about FEDERAL SIGNAL CORP /DE/

Quirks, history, and lore behind FSS — the kind of stuff that makes a stock memorable.

1
The Basics
U.S. industrial manufacturer · mid-cap · listed on the NYSE · headquartered in Illinois.
2
The Numbers
Annual revenue in the range of roughly $1 billion, split across two main segments serving municipalities and industrial customers.
3
The History
The company traces its roots back to the early 20th century and has grown through decades of acquisitions into a diversified maker of specialized vehicles and safety gear.
4
The Secret
One of its core divisions makes the street sweepers and sewer cleaners you barely notice — but without them, your city would grind to a very smelly halt.
5
The Lore
Its other major division supplies warning systems — think outdoor emergency sirens and public-alert networks — to governments and utilities across the country.
6
The Giveaway
Ticker FSS, it lives at the intersection of municipal sweeping fleets and emergency warning signals — a company literally named for what it does: send signals and serve the public.

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What's Driving FSS's Business? Latest 10-Q Breakdown

AI-extracted from FEDERAL SIGNAL CORP /DE/'s 10-Q filed 2026-04-29 — Q1 2026 (quarter ended March 31, 2026). Every figure is machine-verified against the filing text on SEC EDGAR.

Federal Signal reported Q1 2026 net sales of $625.6M (+35% YoY) and net income of $70.4M (+52% YoY), driven by acquisitions of New Way and Mega and organic growth across both segments.

Biggest Revenue Drivers

Total revenue: $625.6M+35% YoY

Environmental Solutions$532.7M+38% YoY

Higher sales volumes inclusive of acquisitions (New Way refuse trucks, Mega metal extraction equipment), pricing actions, and favorable currency translation.

Safety and Security Systems$92.9M+22% YoY

Improvements in public safety equipment and industrial signaling equipment sales, plus favorable currency translation.

Largest Expense Items

Cost of sales$446.2M+34% YoY

Higher sales volumes, recent acquisitions, and $1.5M increase in purchase accounting expense effects.

Selling, engineering, general and administrative expenses$72.0M+20% YoY

Addition of acquisition expenses, higher employee-related costs, increased sales commissions, and higher legal and incentive compensation.

Amortization expense$6.5M+51% YoY

Incremental amortization from recent acquisitions of New Way and Mega.

Margins: Consolidated operating margin improved to 15.9% from 14.2% YoY, driven by 37% gross profit growth that outpaced the 35% revenue increase. Environmental Solutions gross margin expanded 50 bps and Safety and Security Systems expanded 200 bps, both benefiting from pricing actions and operational leverage.

Watch Items from the Filing

New Way and Mega acquisitions completed Q4 2025 and Q1 2026 for $413.5M and $45.0M respectively; goodwill of $104.5M and $7.2M allocated; purchase price allocations provisional and subject to finalization within one year.
Backlog declined to $1.04B at March 31, 2026 from $1.10B at March 31, 2025 (-6%), though total orders increased 10% YoY to $623M in Q1.
Debt increased to $550.6M (revolving facility) plus $400.0M term loan under 2025 Credit Agreement; net leverage and interest coverage covenants in compliance as of March 31, 2026.

AI-extracted and verified against SEC EDGAR filing text. Not investment advice.

Read the full 10-Q on SEC EDGAR →Share on X

Revenue

Q1 2026

$625.6M

Net Income

Q1 2026

$70.4M

Free Cash Flow

Q1 2026

$94.6M

Operating Margin

Q1 2026

15.9%

D/E Ratio

Q1 2026

0.39

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

+8.1% YoY

$1.86BFY 2024

FY20 $1.13BFY22 $1.43BFY23 $1.72BFY24 $1.86B

Net Income

+37.4% YoY

$216.3MFY 2024

FY20 $96.2MFY22 $120.4MFY23 $157.4MFY24 $216.3M

Operating Income

+25.3% YoY

$281.4MFY 2024

FY20 $131.4MFY22 $160.8MFY23 $224.5MFY24 $281.4M

EPS (Diluted)

+36.7% YoY

$3.50FY 2024

FY20 $1.56FY22 $1.97FY23 $2.56FY24 $3.50

Total Assets

+8.9% YoY

$1.77BFY 2024

FY20 $1.21BFY22 $1.52BFY23 $1.62BFY24 $1.77B

Total Debt

-22.5% YoY

$237.3MFY 2024

FY20 $210.0MFY22 $363.8MFY23 $306.0MFY24 $237.3M

Op. Cash Flow

+19.0% YoY

$231.3MFY 2024

FY20 $136.2MFY22 $71.8MFY23 $194.4MFY24 $231.3M

Metric	FY 2024	FY 2023	FY 2022	FY 2020	FY 2018	FY 2017
Revenue	$1.86B +8.1%	$1.72B +20.1%	$1.43B +26.9%	$1.13B +3.8%	$1.09B +21.3%	$898.5M
Net Income	$216.3M +37.4%	$157.4M +30.7%	$120.4M +25.2%	$96.2M +2.3%	$94.0M +52.6%	$61.6M
Operating Income	$281.4M +25.3%	$224.5M +39.6%	$160.8M +22.4%	$131.4M +8.1%	$121.5M +65.1%	$73.6M
EPS (Diluted)	$3.50 +36.7%	$2.56 +29.9%	$1.97 +26.3%	$1.56 +1.3%	$1.54 +51.0%	$1.02
Total Assets	$1.77B +8.9%	$1.62B +6.3%	$1.52B +26.1%	$1.21B +18.1%	$1.02B +3.2%	$992.3M
Total Debt	$237.3M -22.5%	$306.0M -15.9%	$363.8M +73.2%	$210.0M -0.0%	$210.1M -24.3%	$277.7M
Operating Cash Flow	$231.3M +19.0%	$194.4M +170.8%	$71.8M -47.3%	$136.2M +46.8%	$92.8M +27.5%	$72.8M

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Available Research

13F Pro tracks comprehensive data for FEDERAL SIGNAL CORP /DE/ including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of FSS

BlackRock, Inc.
$980.3M9,065,080 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$394.4M3,647,230 sh
VANGUARD CAPITAL MANAGEMENT LLC
$293.9M2,717,926 sh
STATE STREET CORP
$249.5M2,307,332 sh
Capital World Investors
$236.3M2,185,359 sh
GEODE CAPITAL MANAGEMENT, LLC
$194.4M1,797,263 sh
FMR LLC
$178.1M1,646,804 sh
WASATCH ADVISORS LP
$162.9M1,506,488 sh
Neuberger Berman Group LLC
$150.7M1,393,757 sh
DIMENSIONAL FUND ADVISORS LP
$130.6M1,208,087 sh

Fund	Value	Shares
BlackRock, Inc.	$980.3M	9,065,080
VANGUARD PORTFOLIO MANAGEMENT LLC	$394.4M	3,647,230
VANGUARD CAPITAL MANAGEMENT LLC	$293.9M	2,717,926
STATE STREET CORP	$249.5M	2,307,332
Capital World Investors	$236.3M	2,185,359
GEODE CAPITAL MANAGEMENT, LLC	$194.4M	1,797,263
FMR LLC	$178.1M	1,646,804
WASATCH ADVISORS LP	$162.9M	1,506,488
Neuberger Berman Group LLC	$150.7M	1,393,757
DIMENSIONAL FUND ADVISORS LP	$130.6M	1,208,087

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Is FSS a good stock to buy?

13F Pro's AI-powered analysis of FEDERAL SIGNAL CORP /DE/ (FSS) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Industrials sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for FSS are available on the FSS stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own FSS?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling FSS. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of FEDERAL SIGNAL CORP /DE/'s investment landscape.