Federal Signal Corporation
Federal Signal Corporation (FSS) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · FSS · as of Sep 30, 2025
Ownership Breakdown
441
Institutional Holders
▲ 20 vs Q2
$7.19B
Total Inst. Value
▲ $660.78M vs Q2
61.00M
Shares Outstanding
freeFloat 97.50%
60.47M
13F Shares Held
▼ 919,568 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
FSS largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. motor vehicles & passenger car bodies | 8.92M | 14.72% | 14.72% | $1.06T | Nov 12, 2025 | ▲ 56.1K |
VANGUARD GROUP INC motor vehicles & passenger car bodies | 6.70M | 11.06% | 11.06% | $797.42B | Nov 7, 2025 | ▼ 107.8K |
CAPITAL WORLD INVESTORS motor vehicles & passenger car bodies | 2.26M | 3.73% | 3.73% | $269.19B | Nov 13, 2025 | — held |
STATE STREET CORP motor vehicles & passenger car bodies | 2.25M | 3.72% | 3.72% | $268.29B | Nov 14, 2025 | ▼ 11.8K |
INVESCO LTD. motor vehicles & passenger car bodies | 1.97M | 3.25% | 3.25% | $234.09B | Nov 13, 2025 | ▲ 271.9K |
GEODE CAPITAL MANAGEMENT, LLC motor vehicles & passenger car bodies | 1.71M | 2.82% | 2.82% | $203.16B | Nov 12, 2025 | ▲ 12.8K |
FMR LLC motor vehicles & passenger car bodies | 1.54M | 2.54% | 2.54% | $183.45B | Nov 13, 2025 | ▼ 120.8K |
NEUBERGER BERMAN GROUP LLC motor vehicles & passenger car bodies | 1.50M | 2.47% | 2.47% | $178.14B | Nov 12, 2025 | ▼ 109.6K |
WASATCH ADVISORS LP motor vehicles & passenger car bodies | 1.47M | 2.42% | 2.42% | $174.48B | Nov 14, 2025 | NEW |
MACQUARIE GROUP LTD motor vehicles & passenger car bodies | 1.39M | 2.29% | 2.29% | $165.13B | Nov 13, 2025 | ▼ 156.9K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
19
Increased
+2.51M shares1
New Positions
first time holders29
Decreased
−2.73M shares0
Sold Out
fully exitedNet shares change (top 50)
216.4K
+2.51M / −2.73M
Net new holders
-9
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
FSS insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
8
Buy transactions
6
Sell transactions
1.33
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
SHERMAN JENNIFER L President & CEO | May 1, 2026 | Tax Withhold | 29,680 | $121.61 | $3.61M | 649.4K | Form 4 ↗ |
SHERMAN JENNIFER L President & CEO | May 4, 2026 | Tax Withhold | 7,695 | $117.49 | $904.1K | 641.7K | Form 4 ↗ |
Hudson Ian A. S.V.P. & CFO | May 4, 2026 | Tax Withhold | 1,657 | $117.49 | $194.7K | 96.7K | Form 4 ↗ |
WEBER MARK SVP & COO | May 4, 2026 | Tax Withhold | 2,278 | $117.49 | $267.6K | 86.5K | Form 4 ↗ |
Bonina Diane VP, Gen'l Counsel & Secretary | May 4, 2026 | Tax Withhold | 962 | $117.49 | $113.0K | 20.1K | Form 4 ↗ |
Workman John L director | Apr 21, 2026 | Award | 1,277 | — | — | 58.7K | Form 4 ↗ |
Vaillancourt Eric A. director | Apr 21, 2026 | Award | 1,277 | — | — | 1.3K | Form 4 ↗ |
Patel Shashank director | Apr 21, 2026 | Award | 1,277 | — | — | 11.9K | Form 4 ↗ |
Maue Richard A director | Apr 21, 2026 | Award | 1,277 | — | — | 3.3K | Form 4 ↗ |
Lowe Eugene Joseph III director | Apr 21, 2026 | Award | 1,277 | — | — | 22.6K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Federal Signal Corporation (FSS) is primarily owned by institutional investors, who hold approximately 99.1% of total shares outstanding. Company insiders own approximately 2.50%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Federal Signal Corporation is BLACKROCK, INC., holding approximately 8.92 million shares — equal to 14.72% of outstanding shares — as of September 30, 2025.
A total of 441 institutional investors currently hold FSS stock, with a combined institutional value of approximately $7.19 billion as of the most recent 13F filing period.
Frequently asked questions
FSS ownershipFederal Signal Corporation (FSS) is primarily owned by institutional investors, who hold approximately 99.1% of shares. The largest shareholder is BLACKROCK, INC. with a 14.72% stake. Company insiders hold 2.50%. Data sourced from SEC Form 13F as of September 30, 2025.