Tax withholding trims Allegion (NYSE: ALLE) director’s share count

Rhea-AI Filing Summary

Allegion plc director Sue Main reported a routine tax-related share withholding linked to a restricted stock unit vesting. The company withheld 292 Ordinary Shares at a value of $130.27 per share to cover tax obligations, rather than executing an open-market sale. Following this disposition, Main directly holds 3,137 Ordinary Shares. In addition, 2,000 Ordinary Shares are held indirectly by the Main‑Schweitzer Revocable Trust.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider MAIN SUE

Role null

Type	Security	Shares	Price	Value
Tax Withholding	Ordinary Shares	292	$130.27	$38K
holding	Ordinary Shares	--	--	--

Holdings After Transaction: Ordinary Shares — 3,137 shares (Direct, null); Ordinary Shares — 2,000 shares (Indirect, By Reporting Person's Trust)

Footnotes (1)

1. Represents shares withheld by the Issuer to cover tax withholding obligations upon vesting of a restricted stock unit award. Represents ordinary shares held by the Main-Schweitzer Revocable Trust.

Key Figures

Shares withheld for taxes: 292 shares Withholding share value: $130.27 per share Direct holdings after transaction: 3,137 shares +1 more

4 metrics

Shares withheld for taxes 292 shares Withheld to cover tax obligations upon RSU vesting

Withholding share value $130.27 per share Value of Allegion Ordinary Shares used for tax withholding

Direct holdings after transaction 3,137 shares Ordinary Shares directly owned by Sue Main after withholding

Indirect trust holdings 2,000 shares Ordinary Shares held by the Main-Schweitzer Revocable Trust

Key Terms

restricted stock unit award, tax withholding obligations, revocable trust, tax-withholding disposition

4 terms

restricted stock unit award financial

"cover tax withholding obligations upon vesting of a restricted stock unit award"

A restricted stock unit award is a promise by a company to give an employee a specified number of company shares at a future date if certain conditions are met, such as staying with the company or hitting performance goals. For investors, these awards matter because they can increase the total number of shares outstanding when converted, diluting existing holders, and they align employees’ incentives with shareholders’ interests much like giving a rising bonus that becomes real only after conditions are satisfied.

tax withholding obligations financial

"shares withheld by the Issuer to cover tax withholding obligations upon vesting"

revocable trust financial

"Represents ordinary shares held by the Main-Schweitzer Revocable Trust"

A revocable trust is a legal arrangement where the person who creates it keeps control and can change or cancel the trust at any time, while naming who will manage and receive the assets later. Think of it like a flexible folder for your investments and property that can be relabeled or reworked as circumstances change; it matters to investors because it determines how ownership is recorded, how easily assets transfer on incapacity or death, and whether holdings bypass public probate proceedings.

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

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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^*

MAIN SUE

(Last) (First) (Middle)

C/O SCHLAGE LOCK COMPANY LLC

11819 N. PENNSYLVANIA STREET

(Street)

CARMEL INDIANA 46032

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Allegion plc [ ALLE ]

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)
06/05/2026

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
Ordinary Shares	06/05/2026		F		292(1)	D	$130.27	3,137	D
Ordinary Shares								2,000	I	By Reporting Person's Trust(2)

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:

1. Represents shares withheld by the Issuer to cover tax withholding obligations upon vesting of a restricted stock unit award.

2. Represents ordinary shares held by the Main-Schweitzer Revocable Trust.

Remarks:

	/s/ Tandra M. Foster, Attorney-In-Fact	06/09/2026
	** 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)