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/company/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 2026-07-30, the biggest revenue drivers are: Environmental Solutions ($577.7M, +20% YoY); Safety and Security Systems ($92.5M, +10% YoY); Vehicles and equipment ($449.8M). Figures are extracted from the filing text and machine-verified against the document. Full breakdown at https://13fpro.ai/company/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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SEC EDGAR: CIK 277509 FSS stock profile & AI dashboard →

13F Pro Quality Score

68.7/100

Rank #307 of 2,961 stocksTOP 25%

View Industrials peers →

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

Revenue Growth

74.5/100

Profitability

68.0/100

Balance Sheet

90.5/100

Earnings Quality

47.8/100

Free Cash Flow

63.5/100

Institutional Flow

64.7/100

Revenue Scale

66.2/100

Dilution Risk

67.6/100

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Why FSS Scores 69/100

exact factor attribution · 2026-09-11

FSS's composite is driven by revenue growth and capital efficiency. Bars show each factor's exact push vs. a median company, using the same weights the ranking engine applies.

Revenue growth

+4.9 pts

75th pct

Capital efficiency

+4.0 pts

91th pct

Profitability

+2.7 pts

68th pct

Scale

+2.4 pts

66th pct

Free cash flow

+2.0 pts

64th pct

Earnings growth

+1.1 pts

73th pct

Shareholder dilution

+0.9 pts

68th pct

Institutional flow

+0.7 pts

65th pct

Earnings quality

-0.2 pts

48th pct

Latest change (2026-08-02): 72 → 70 · ↓ Revenue growth 73→61; ↓ Earnings growth 73→56

Factor percentiles are cross-sectional ranks across the ~2,800-stock scored universe, computed from SEC EDGAR filings. Not investment advice.

FSS Stock Analysis & AI Quality Score

Data updated 2026-09-11

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 68.7/100 on a 32-signal composite quality model, placing it at rank #307 of 2,961 stocks — the top 25% of the AI-ranked universe. FSS scores in the top quartile across balance sheet strength (90.5). Based on the latest XBRL financial filings (Q2 2026), FEDERAL SIGNAL CORP /DE/ reports quarterly revenue of $670.2M, net income of $86.1M, an operating margin of 17.6%. 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 47 and 74 since 2021, currently 68.7 — an improving long-term trajectory across 68 quarterly and live scoring snapshots.

✦

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

✓ 33/33 datapoints verified

AI-extracted from FEDERAL SIGNAL CORP /DE/'s 10-Q filed 2026-07-30 — Q2 2026 (quarter ended June 30, 2026). Every figure is machine-verified against the filing text on SEC EDGAR.

Net sales rose 19% to $670.2M on acquisitions and pricing, lifting operating margin to 17.6% and diluted EPS to $1.40, while backlog fell to $1.00B from $1.08B.

Biggest Revenue Drivers

Environmental Solutions$577.7M+20% YoY

Increases in other specialty equipment of $47.7M, aftermarket offerings of $28.4M, vacuum trucks of $10.7M, and dump truck bodies and trailers of $10.5M

Safety and Security Systems$92.5M+10% YoY

Primarily improvements in public safety equipment of $7.5M and industrial signaling equipment of $0.9M

Biggest Revenue Drivers

Total revenue: $670.2M+19% YoY

Environmental Solutions$577.7M+20% YoY

Increases in other specialty equipment of $47.7M, aftermarket offerings of $28.4M, vacuum trucks of $10.7M, and dump truck bodies and trailers of $10.5M

Within Environmental Solutions

Vehicles and equipment$449.8M

Includes sales of new and used vehicles and equipment, including sales of rental equipment

Parts$88.6M

Aftermarket parts sales within the segment's comprehensive aftermarket offering

Safety and Security Systems$92.5M+10% YoY

Primarily improvements in public safety equipment of $7.5M and industrial signaling equipment of $0.9M

Within Safety and Security Systems

Public safety and security equipment$60.6M

U.S. public safety equipment sales increased $8.1M, partially offset by a $0.6M non-U.S. decline

Largest Expense Items

Cost of sales$466.4M+18% YoY

Addition of cost of sales from recent acquisitions and higher material costs, plus higher Safety and Security volumes

Selling, engineering, general and administrative$78.3M+17% YoY

Acquired SEG&A, higher employee-related costs, marketing expenses, and a $2.0M increase in Corporate SEG&A

Amortization expense$6.6M+$2.1M YoY

Reflects intangibles from the New Way and Mega acquisitions

Interest expense, net$6.0M+$2.5M YoY

Largely due to higher average debt levels

Margins: Gross margin was 30.4% versus 30.0%, as a 90bp Environmental Solutions gain on mix, production efficiencies and pricing outweighed a 160bp Safety and Security decline. Operating margin rose to 17.6% from 17.3%.

Watch Items from the Filing

Consolidated backlog fell to $1.00B at June 30, 2026 from $1.08B a year earlier; Environmental Solutions backlog $934.8M versus $1,000.3M.
Safety and Security Systems orders fell 10% to $88.9M, with non-U.S. orders down $4.3M on a $6.5M drop in public safety equipment orders.
Contingent earn-outs of up to $54.0M (New Way) and $4.8M (Standard) remain outstanding; a $13M New Way closing adjustment was accrued and settled in Q3 2026.
Debt totals $452.7M under the 2025 Credit Agreement ($400.0M term loan, $52.7M revolver); no interest rate swaps outstanding, leaving borrowings floating-rate.
Management has not yet assessed internal controls over financial reporting at Mega, New Way, or Kinloch as of June 30, 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

Q2 2026

$670.2M

Net Income

Q2 2026

$86.1M

Free Cash Flow

Q2 2026

$101.0M

Operating Margin

Q2 2026

17.6%

ROIC

Q2 2026

24.1%

D/E Ratio

Q2 2026

0.30

Period

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro

Revenue

+17.1% YoY

$2.18BFY 2025

FY22 $1.43BFY23 $1.72BFY24 $1.86BFY25 $2.18B

Net Income

+14.0% YoY

$246.6MFY 2025

FY22 $120.4MFY23 $157.4MFY24 $216.3MFY25 $246.6M

Operating Income

+21.1% YoY

$340.9MFY 2025

FY22 $160.8MFY23 $224.5MFY24 $281.4MFY25 $340.9M

EPS (Diluted)

+14.6% YoY

$4.01FY 2025

FY22 $1.97FY23 $2.56FY24 $3.50FY25 $4.01

Total Assets

+35.5% YoY

$2.39BFY 2025

FY22 $1.52BFY23 $1.62BFY24 $1.77BFY25 $2.39B

Total Debt

+138.1% YoY

$565.1MFY 2025

FY22 $363.8MFY23 $306.0MFY24 $237.3MFY25 $565.1M

Op. Cash Flow

+10.1% YoY

$254.7MFY 2025

FY22 $71.8MFY23 $194.4MFY24 $231.3MFY25 $254.7M

Free Cash Flow

+19.1% YoY

$227.1MFY 2025

FY22 $18.8MFY23 $164.1MFY24 $190.7MFY25 $227.1M

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Revenue	$2.18B +17.1%	$1.86B +8.1%	$1.72B +20.1%	$1.43B +18.3%	$1.21B +7.3%	$1.13B
Net Income	$246.6M +14.0%	$216.3M +37.4%	$157.4M +30.7%	$120.4M +19.7%	$100.6M +4.6%	$96.2M
Operating Income	$340.9M +21.1%	$281.4M +25.3%	$224.5M +39.6%	$160.8M +23.0%	$130.7M -0.5%	$131.4M
EPS (Diluted)	$4.01 +14.6%	$3.50 +36.7%	$2.56 +29.9%	$1.97 +20.9%	$1.63 +4.5%	$1.56
Total Assets	$2.39B +35.5%	$1.77B +8.9%	$1.62B +6.3%	$1.52B +11.6%	$1.37B +13.0%	$1.21B
Total Debt	$565.1M +138.1%	$237.3M -22.5%	$306.0M -15.9%	$363.8M +28.6%	$282.8M +34.7%	$210.0M
Operating Cash Flow	$254.7M +10.1%	$231.3M +19.0%	$194.4M +170.8%	$71.8M -29.5%	$101.8M -25.3%	$136.2M
Free Cash Flow	$227.1M +19.1%	$190.7M +16.2%	$164.1M +772.9%	$18.8M -70.8%	$64.4M -39.5%	$106.5M

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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.
$1.2B9,619,456 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$449.1M3,495,003 sh
VANGUARD CAPITAL MANAGEMENT LLC
$340.5M2,649,644 sh
STATE STREET CORP
$314.4M2,446,720 sh
Capital World Investors
$288.4M2,244,770 sh
GEODE CAPITAL MANAGEMENT, LLC
$251.0M1,953,082 sh
FMR LLC
$191.7M1,492,118 sh
Neuberger Berman Group LLC
$185.2M1,441,454 sh
WASATCH ADVISORS LP
$175.4M1,365,316 sh
DIMENSIONAL FUND ADVISORS LP
$157.6M1,226,624 sh

Fund	Value	Shares
BlackRock, Inc.	$1.2B	9,619,456
VANGUARD PORTFOLIO MANAGEMENT LLC	$449.1M	3,495,003
VANGUARD CAPITAL MANAGEMENT LLC	$340.5M	2,649,644
STATE STREET CORP	$314.4M	2,446,720
Capital World Investors	$288.4M	2,244,770
GEODE CAPITAL MANAGEMENT, LLC	$251.0M	1,953,082
FMR LLC	$191.7M	1,492,118
Neuberger Berman Group LLC	$185.2M	1,441,454
WASATCH ADVISORS LP	$175.4M	1,365,316
DIMENSIONAL FUND ADVISORS LP	$157.6M	1,226,624

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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. FSS is classified as a mid company.

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.