Director at Federal Signal (NYSE: FSS) receives 43-share stock award

Rhea-AI Filing Summary

Maue Richard A reported acquisition or exercise transactions in this Form 4 filing.

Federal Signal Corp. director Richard A. Maue received an award of 43 shares of Common Stock of the company. The shares were granted at a price of $0.00 per share, indicating a compensation-related award rather than an open-market trade. Following this grant, Maue directly holds 2,043 shares of Federal Signal common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Maue Richard A

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	43	$0.00	--

Holdings After Transaction: Common Stock — 2,043 shares (Direct)

Footnotes (1)

Key Figures

Shares granted: 43 shares Grant price: $0.00 per share Total holdings after grant: 2,043 shares

3 metrics

Shares granted 43 shares Common Stock grant to director Richard A. Maue

Grant price $0.00 per share Price for the 43-share Common Stock award

Total holdings after grant 2,043 shares Maue’s direct Common Stock position after the transaction

Key Terms

Common Stock, Grant, award, or other acquisition, non-derivative, Form 4

4 terms

Common Stock financial

"security_title: "Common Stock" in the non-derivative transaction record"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

non-derivative financial

"transaction_type: "non-derivative" for the reported Common Stock grant"

Form 4 regulatory

"INSIDER FILING DATA (Form 4) heading describing the insider report"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

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^*

Maue Richard A

(Last) (First) (Middle)

1333 BUTTERFIELD ROAD

SUITE 500

(Street)

DOWNERS GROVE ILLINOIS 60515

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/27/2026

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

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

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

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	03/27/2026		A		43	A	$0	2,043	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

Explanation of Responses:

Remarks:

	Diane I. Bonina, attorney-in-fact for Richard A. Maue	03/30/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Federal Signal (FSS) report for Richard A. Maue?

Federal Signal reported that director Richard A. Maue received an award of 43 shares of Common Stock. The shares were granted at $0.00 per share, reflecting a compensation-related grant rather than an open-market trade, and increased his direct holdings to 2,043 shares.

How many Federal Signal (FSS) shares does Richard A. Maue hold after this Form 4?

After the reported transaction, Richard A. Maue directly holds 2,043 shares of Federal Signal Common Stock. This total reflects the addition of 43 shares received as a grant or award in the latest filing, as disclosed in the non-derivative transaction section.

Was the Federal Signal (FSS) transaction by Richard A. Maue a purchase or a grant?

The transaction was a grant or award of 43 shares, not an open-market purchase. The filing labels the code as a grant, award, or other acquisition, with a price of $0.00 per share, indicating it is compensation-related rather than a cash-funded stock purchase.

What does the transaction code on Richard A. Maue’s Federal Signal (FSS) Form 4 mean?

The Form 4 uses a code indicating a “Grant, award, or other acquisition.” This means the 43 shares of Common Stock were provided to Richard A. Maue as a compensation-type award at no cost, rather than bought or sold through the open market.

Does Richard A. Maue’s Federal Signal (FSS) Form 4 show any stock sales?

The Form 4 does not show any stock sales for Richard A. Maue. It reports a single non-derivative transaction in which he acquired 43 shares of Common Stock through a grant or award, bringing his direct holdings to 2,043 shares with no dispositions listed.