Federal Signal (FSS) director granted 1,674 shares, holdings rise to 59,608

Rhea-AI Filing Summary

REICHELDERFER BRENDA reported acquisition or exercise transactions in this Form 4 filing.

Federal Signal Corp (FSS) director Brenda Reichelderfer received 1,674 shares of Common Stock as a grant on April 21, 2026. The award was recorded at a price of $0.00 per share, indicating a compensation-related stock grant rather than an open-market purchase. Following this grant, she directly owns 59,608 shares of Federal Signal common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider REICHELDERFER BRENDA

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,674	$0.00	--

Holdings After Transaction: Common Stock — 59,608 shares (Direct, null)

Footnotes (1)

Key Figures

Shares granted: 1,674 shares Price per share: $0.00 per share Shares owned after: 59,608 shares

3 metrics

Shares granted 1,674 shares Common Stock grant on April 21, 2026

Price per share $0.00 per share Reported value for the stock grant

Shares owned after 59,608 shares Direct holdings following the transaction

Key Terms

Grant, award, or other acquisition, Common Stock, Form 4

3 terms

Grant, award, or other acquisition financial

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

Common Stock financial

"security_title: "Common Stock""

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.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

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^*

REICHELDERFER BRENDA

(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)
04/21/2026

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	04/21/2026		A		1,674	A	$0	59,608	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 Brenda Reichelderfer	04/23/2026
	** 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 did Federal Signal (FSS) director Brenda Reichelderfer report in this Form 4?

She reported receiving a grant of 1,674 shares of Federal Signal Common Stock. The transaction was coded as a grant or award (code A) and carried a price of $0.00 per share, indicating a compensation-related stock award rather than a market purchase.

How many Federal Signal (FSS) shares were granted to Brenda Reichelderfer?

She was granted 1,674 shares of Common Stock. The filing classifies this as a grant, award, or other acquisition, meaning the shares were provided as part of her compensation rather than bought in the open market at a stated cash price.

What are Brenda Reichelderfer’s Federal Signal (FSS) holdings after this grant?

After the grant, she directly owns 59,608 shares of Federal Signal Common Stock. This figure reflects her total direct holdings immediately following the reported transaction, giving a clear view of her updated equity position as a company director.

Was this Federal Signal (FSS) Form 4 transaction a stock purchase or a grant?

The transaction was a stock grant, not an open-market purchase. It is coded A for “Grant, award, or other acquisition,” and the reported price per share is $0.00, which is typical for equity awards granted as part of director compensation packages.

Does the Federal Signal (FSS) Form 4 show any stock sales by Brenda Reichelderfer?

No, the Form 4 reports only an acquisition transaction. It shows a single grant of 1,674 shares with no corresponding sales or dispositions, so her total direct holdings increased to 59,608 shares after the reported award.