Federal Signal (FSS) COO Mark Weber receives options, shares and tax withholding

Rhea-AI Filing Summary

Federal Signal Corp SVP & COO Mark Weber reported multiple equity awards and a related tax-share disposition. On February 27, 2026, he received a stock option grant for 7,796 shares at an exercise price of $116.43 per share, which will become exercisable in three annual installments through February 27, 2029. He also received a restricted stock award of 2,577 common shares that fully vests on February 27, 2029. On February 26, 2026, Weber was granted 22,170 common shares and had 9,843 common shares disposed of at $117.63 per share to cover taxes associated with these awards.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

WEBER MARK

(Last) (First) (Middle)

1333 BUTTERFIELD ROAD

SUITE 500

(Street)

DOWNERS GROVE IL 60515

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
FEDERAL SIGNAL CORP /DE/ [ FSS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP & COO

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/26/2026		A		22,170	A	$0	96,044	D
Common Stock	02/26/2026		F		9,843	D	$117.63	86,201	D
Common Stock	02/27/2026		A		2,577(1)	A	$0	88,778	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (right to buy)	$116.43	02/27/2026		A		7,796		(2)	02/27/2036	Common Stock	7,796	$116.43	7,796	D

Explanation of Responses:

1. This represents a restricted stock award. All 2,577 shares vest on 02/27/2029.

2. Options become exercisable as to 2,599 shares on 02/27/2027, 2,598 shares on 02/27/2028 and the remaining 2,599 shares on 02/27/2029.

Remarks:

	Diane I. Bonina, attorney-in-fact for Mark Weber	03/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did Mark Weber report at Federal Signal (FSS)?

Mark Weber, SVP & COO of Federal Signal, reported equity grants and a tax-related share disposition. He received stock options, restricted stock, and common share awards, along with a share disposal to satisfy tax obligations tied to these grants.

How many stock options did Mark Weber receive in the latest Federal Signal Form 4?

Mark Weber received a stock option grant for 7,796 shares at an exercise price of $116.43. These options vest in three annual tranches between 2027 and 2029, providing him potential future rights to buy Federal Signal common stock.

What are the terms of Mark Weber’s restricted stock award at Federal Signal (FSS)?

Mark Weber was granted 2,577 shares of restricted common stock. According to the filing, all 2,577 shares will vest on February 27, 2029, subject to the underlying award conditions remaining satisfied through that vesting date.

Why did Mark Weber dispose of Federal Signal shares in this Form 4 filing?

The filing shows a disposition of 9,843 Federal Signal common shares coded “F,” meaning shares were withheld to pay tax liabilities. This tax-withholding disposition is tied to his equity awards, rather than an open-market sale for investment purposes.

How many Federal Signal common shares were granted to Mark Weber on February 26, 2026?

On February 26, 2026, Mark Weber received a grant of 22,170 shares of Federal Signal common stock. This non-derivative award increased his direct ownership before the tax-related disposition reported in the same Form 4.

When do Mark Weber’s newly granted stock options at Federal Signal vest?

The options vest in three installments: 2,599 shares on February 27, 2027, 2,598 shares on February 27, 2028, and 2,599 shares on February 27, 2029. This staggered schedule encourages continued service over multiple years.