FEDERAL SIGNAL CORP /DE/ — Director's Dealing 2021

May 18, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FEDERAL SIGNAL CORP /DE/ (FSS)
CIK: 0000277509
Period of Report: 2021-05-14

Reporting Person: MARTIN DENNIS J (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-14	Common Stock	M	144444	$8.40	Acquired	531189	Direct
2021-05-14	Common Stock	F	79915	$42.88	Disposed	451274	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-14	Stock Option (right-to-buy)	$8.4	M	144444	Acquired	2023-05-09	Common Stock (144444.0)	Direct

Footnotes

F1: Some shares are subject to restrictions and forfeiture under Company Stock Benefit Plan.

F2: This amount represents the total amount of shares withheld to cover payment of the exercise price and applicable tax withholding.

F3: The option was granted on 05/09/2013 and vested in three equal annual installments. The option became fully vested and exercisable as of 05/09/2016.