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10 /100
COMPONENT-LIMITED
Score updated Oct 13, 2026

FSS — Federal Signal Corporation Dilution Risk Tracker

Track FSS dilution risk with DilutionWatch's stock tracker. DilutionScore™ measures dilution risk across 5 factors — lower scores indicate higher risk of share dilution.

⚠️ Not financial advice. Do your own research before making any investment decisions.

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As of October 13, 2026, Federal Signal Corporation (FSS) has a DilutionWatch DilutionScore of 10/100, rated LOW dilution risk. This is a component-limited score because one or more material inputs are unavailable or not applicable. Federal Signal Corporation has a market capitalization of $7.01B, 61.04M shares outstanding, 450 institutional holders tracked.

This page includes automatically generated factual summaries from DilutionWatch data. It is not financial advice, not investment research, and not a recommendation. Do your own research. Read the full disclaimer and terms of service.

Score Breakdown

📋 Offering Ability
20
💰Cash Runway—
📊 Float Risk
5
⚠️ Warrant Exposure
15
🔄 Convertible Debt
15

Dilution Forecast

☀️
Clear
No significant dilution signals
model est. 0%
No significant dilution signals detected for FSS.
🔔 Track FSS — Get forecast alerts →

Market Data

Market Cap$7.01B
Shares Outstanding61.04M
Float59.45M
Cash$62.80M
Debt$216.60M
Short InterestN/A

Source-Backed Evidence Depth

This public preview uses stored DilutionWatch fields and linked SEC/market records only. Missing values are not estimated.

FieldCurrent ValueBasis
DilutionScore10/100DilutionWatch score record
Shares Outstanding61.04MVerified float table or market cache
Public Float59.45MVerified float table or market cache
Market Cap$7.01BMarket data cache
Cash RunwayNot applicable / unavailableDilutionWatch score inputs
Shelf CapacityNone in current score inputsSEC-derived dilution fields
ATM CapacityNone in current score inputsSEC-derived dilution fields
Outstanding WarrantsNone in current score inputsSEC-derived dilution fields

Recent source-backed SEC insight records available on this page: 0.

The page does not infer future share issuance, financing probability, cash needs, management intent, or price impact when source fields are absent.

Institutional Holdings

QoQ: ↑ 11.4% shares (2026Q1 vs prior)
450 institutional holders · 68.59M shares
#1 BlackRock, Inc. 9.07M shares
#2 VANGUARD CAPITAL MANAGEMENT LLC 5.44M shares
#3 VANGUARD PORTFOLIO MANAGEMENT LLC 3.65M shares
+ 17 more holders Sign up free to view →

Institutional holder totals are aggregated from ownership filings and may use a different share basis or reporting date than public float. They are not a reconciliation against tradeable float.

Short Interest

Short Interest3.78M
Days to Cover7.7
% of Float6.4%
FINRA data as of Sep 30, 2026

Recent SEC Activity

No recent SEC insights

Recent News

No recent news available for this ticker.

DilutionScore History — Last 90 Days

FSS's DilutionScore has held steady at 10/100 (Low risk) for 89 consecutive days across the tracked period.

Period Score Risk Level Duration
Jul 16 – Oct 13, 202610/100LOW89 days

Score recalculated daily from SEC filings and market data. Sign up free for real-time score change alerts.

Share Dilution History

FSS shares outstanding have increased 0.3% from 60.81M (Mar 2026) to 61.00M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 17, 202661.00M59.45M▼ 0.04%
May 01, 202661.00M59.47M▲ 0.18%
Apr 26, 202660.89M59.36M▼ 0.02%
Apr 18, 202660.89M59.37M▲ 0.11%
Mar 05, 202660.81M59.30M▼ 0.14%

Share counts sourced from verified regulatory filings. Increases indicate dilution events.

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Score Coverage Note