Allegion plc

For the period ended Jun 4, 2026. Filed Apr 17, 2026.

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What shareholders are asked to vote on at a company's meeting. It is where to find what directors and top executives are paid, and who owns the most shares.

Jun 4, 2026 · Filed Apr 17, 2026

ALLE$185.39-0.9%Stored close · as of Nov 6, 2026

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

(Rule 14a-101)

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

Filed by the Registrant☒

Filed by a Party other than the Registrant☐

Check the appropriate box:

☐Preliminary Proxy Statement

☐Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

☒Definitive Proxy Statement

☐Definitive Additional Materials

☐Soliciting Material Pursuant to §240.14a-12

Allegion Public Limited Company

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

☒No fee required.

☐Fee paid previously with preliminary materials.

☐Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

NOTICE OF 2026 ANNUAL GENERAL MEETING OF SHAREHOLDERS

Dear Fellow Shareholders:

We are pleased to invite you to the Annual General Meeting of Shareholders of Allegion plc. Details for the meeting, including the proposals to be considered and voted upon by our shareholders, are as follows:


When		June 4, 2026, at 4:30 p.m., local time

Location		The Shelbourne, 27 St. Stephen’s Green, Dublin 2, Ireland

Record Date		Only shareholders of record as of the close of business on April 9, 2026, are entitled to receive notice of, and to vote at, the Annual General Meeting.


Items of Business:	Board’s VoteRecommendations
1.Elect the eight director nominees named in the proxy statement.	FOR ALL
2.Approve the compensation of our named executive officers on an advisory (non-binding) basis.	FOR
3.To determine, by an advisory (non-binding) vote, whether an advisory shareholder vote to approve the compensation of the Company’s named executive officers should occur every one, two or three years.	ONE YEAR
4.Ratify the appointment of our independent registered public accounting firm and authorize the Audit and Finance Committee of the Board of Directors to set the independent registered public accounting firm’s remuneration for the fiscal year ending December 31, 2026.	FOR
Annual Irish Law Proposals
5.Renew the Board of Directors’ authority to issue shares under Irish law.	FOR
6.Renew the Board of Directors’ authority to issue shares for cash without first offering shares to existing shareholders (Special Resolution under Irish law).	FOR
Conduct such other business properly brought before the meeting (including any adjournments, postponements or continuations thereof).

Your vote is very important. Whether or not you plan to attend the Annual General Meeting, please vote your shares as soon as possible over the Internet or telephone (using the control number on your Notice of Internet Availability of Proxy Materials, proxy card or voting instruction form), or by completing, signing, dating and mailing your proxy card or voting instruction form.


Online	By Mail	By Phone	In Person
Visit www.proxyvote.com	Return your proxy card or voting instruction form	Call 1-800-690-6903	Attend the meeting

If you are a beneficial owner of shares held in “street name” through a bank or broker, please refer to the voting instruction form sent to you by your bank or broker to see what voting methods are available to you.

By Order of the Board of Directors,

Tandra M. Foster

Corporate Secretary

If you are a shareholder of record who is entitled to attend and vote, then you are entitled, using the form provided (or the form in Section 184 of the Companies Act 2014), to appoint a proxy or proxies to attend the Annual General Meeting and vote on your behalf. Any proxy is not required to be a shareholder of the Company. If you wish to appoint as proxy any person(s) other than the individuals specified on the proxy card provided, please contact the Corporate Secretary at our registered office.

Important Notice Regarding the Availability of Proxy Materials for the Annual General Meeting of Shareholders to be held on June 4, 2026: The Proxy Statement and Annual Report are available at www.proxyvote.com.

Registered Office Address:Unit No. 233, The Capel Building, Mary’s AbbeyDublin 7, D07 X324, IrelandCompany No. 527370		U.S. Mailing Address:c/o Schlage Lock Company LLC11819 N. Pennsylvania StreetCarmel, Indiana 46032, U.S.A.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.