Mark Weber - Nov 6, 2025 Form 4 Insider Report for FEDERAL SIGNAL CORP /DE/ (FSS)

Role
SVP & COO
Signature
Diane I. Bonina, attorney-in-fact for Mark Weber
Stock symbol
FSS
Transactions as of
Nov 6, 2025
Transactions value $
-$3,524,307
Form type
4
Date filed
11/10/2025, 09:00 PM
Previous filing
May 6, 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
WEBER MARK SVP & COO 1333 BUTTERFIELD ROAD, SUITE 500, DOWNERS GROVE Diane I. Bonina, attorney-in-fact for Mark Weber 2025-11-10 0001302928

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction FSS Common Stock Options Exercise $70.8K +2.55K +3.45% $27.80 76.4K Nov 6, 2025 Direct
transaction FSS Common Stock Sale -$287K -2.55K -3.33% $112.55 73.9K Nov 6, 2025 Direct F1
transaction FSS Common Stock Options Exercise $672K +15.7K +21.23% $42.86 89.6K Nov 6, 2025 Direct
transaction FSS Common Stock Sale -$185K -1.64K -1.83% $112.50 87.9K Nov 6, 2025 Direct F2
transaction FSS Common Stock Sale -$1.57M -14K -15.97% $111.70 73.9K Nov 6, 2025 Direct F3
transaction FSS Common Stock Options Exercise $708K +19.8K +26.78% $35.80 93.7K Nov 6, 2025 Direct
transaction FSS Common Stock Sale -$2.21M -19.8K -21.1% $111.61 73.9K Nov 6, 2025 Direct F4
transaction FSS Common Stock Sale -$2.25K -20 -0.03% $112.34 73.9K Nov 6, 2025 Direct
transaction FSS Common Stock Options Exercise $594K +11.5K +15.53% $51.81 85.3K Nov 6, 2025 Direct
transaction FSS Common Stock Sale -$1.27M -11.5K -13.44% $111.05 73.9K Nov 6, 2025 Direct F5
transaction FSS Common Stock Options Exercise $141K +1.71K +2.31% $82.31 75.6K Nov 6, 2025 Direct
transaction FSS Common Stock Sale -$189K -1.71K -2.26% $110.75 73.9K Nov 6, 2025 Direct F6

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction FSS Stock Option (right-to-buy) Options Exercise $0 -2.55K -100% $0.00 0 Nov 6, 2025 Common Stock 2.55K $27.80 Direct F7
transaction FSS Stock Option (right-to-buy) Options Exercise $0 -15.7K -100% $0.00 0 Nov 6, 2025 Common Stock 15.7K $42.86 Direct F8
transaction FSS Stock Option (right-to-buy) Options Exercise $0 -19.8K -100% $0.00 0 Nov 6, 2025 Common Stock 19.8K $35.80 Direct F9
transaction FSS Stock Option (right-to-buy) Options Exercise $0 -11.5K -66.67% $0.00 5.73K Nov 6, 2025 Common Stock 11.5K $51.81 Direct F10
transaction FSS Stock Option (right-to-buy) Options Exercise $0 -1.71K -16.67% $0.00 8.55K Nov 6, 2025 Common Stock 1.71K $82.31 Direct F11
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This transaction was executed in multiple trades at prices ranging from $112.05 to $112.63; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC, Federal Signal Corporation, or a security holder of Federal Signal Corporation.
F2 This transaction was executed in multiple trades at prices ranging from $112.46 to $112.69; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC, Federal Signal Corporation, or a security holder of Federal Signal Corporation.
F3 This transaction was executed in multiple trades at prices ranging from $111.28 to $112.13; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC, Federal Signal Corporation, or a security holder of Federal Signal Corporation.
F4 This transaction was executed in multiple trades at prices ranging from $111.25 to $112.20; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC, Federal Signal Corporation, or a security holder of Federal Signal Corporation.
F5 This transaction was executed in multiple trades at prices ranging from $110.71 to $111.51; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC, Federal Signal Corporation, or a security holder of Federal Signal Corporation.
F6 This transaction was executed in multiple trades at prices ranging from $110.71 to $110.78; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC, Federal Signal Corporation, or a security holder of Federal Signal Corporation.
F7 The option vested as to 8,122 shares on 05/08/2021, 8,121 shares on 05/08/2022 and 8,121 shares on 05/08/2023.
F8 The option vested as to 5,228 shares on 05/06/2022, 5,227 shares on 05/06/2023 and 5,227 shares on 05/06/2024.
F9 The option vested as to 6,594 shares on 05/04/2023, 6,593 shares on 05/04/2024 and 6,593 shares on 05/04/2025.
F10 The option vested as to 5,735 shares on 05/04/2024 and 5,735 shares on 05/04/2025. The remaining 5,734 options will vest on 05/04/2026.
F11 The option vested as to 3,418 shares on 05/02/2025. The remaining options will vest as to 3,418 shares on 05/02/2026 and 3,418 shares on 05/02/2027.