Allegion

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-19 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Allegion plc (ALLE) CIK: 0001579241 --- Reporting Owner --- Name: Eckersley Timothy P CIK: 0001589039 Role: Officer (President-Intl & SVP-Allegion) --- Non-Derivative Transactions --- [Transaction #1] Security: Ordinary Shares Date: 2026-08-19 | Code: G (Gift) Shares: -1,527 | Price: $0.00 Shares Owned After: 28,392 | Ownership: D (Direct) Footnotes: [F1] Represents the Reporting Person's transfer of 1,527 shares of the Issuer's ordinary stock to The Eckersley Family Trust, Timothy Paul Eckersley & Suzanne K. Eckersley, Trustees (the "Trust") for no consideration. The Reporting Person and his spouse are the sole beneficiaries of the Trust, and the Reporting Person remains the beneficial owner of the securities held by the Trust. [Transaction #2] Security: Ordinary Shares Date: 2026-08-19 | Code: G (Gift) Shares: +1,527 | Price: $0.00 Shares Owned After: 1,527 | Ownership: I (Indirect) | Nature: By Reporting Person's Trust Footnotes: [F1] Represents the Reporting Person's transfer of 1,527 shares of the Issuer's ordinary stock to The Eckersley Family Trust, Timothy Paul Eckersley & Suzanne K. Eckersley, Trustees (the "Trust") for no consideration. The Reporting Person and his spouse are the sole beneficiaries of the Trust, and the Reporting Person remains the beneficial owner of the securities held by the Trust. [F2] Represents ordinary shares held by The Eckersley Family Trust, Timothy Paul Eckersley & Suzanne K. Eckersley, Trustees. --- Footnotes (Complete Index) --- F1: Represents the Reporting Person's transfer of 1,527 shares of the Issuer's ordinary stock to The Eckersley Family Trust, Timothy Paul Eckersley & Suzanne K. Eckersley, Trustees (the "Trust") for no consideration. The Reporting Person and his spouse are the sole beneficiaries of the Trust, and the Reporting Person remains the beneficial owner of the securities held by the Trust. F2: Represents ordinary shares held by The Eckersley Family Trust, Timothy Paul Eckersley & Suzanne K. Eckersley, Trustees. --- Signature --- /s/ Tandra M. Foster, Attorney-in-Fact (2026-08-20)