Form 4 Filing for Allegion plc

This Form 4 filing details transactions by Nickolas A. Musial, VP, Controller & CAO of Allegion plc. On February 20, 2026, 102 ordinary shares were disposed of at a price of $162.92 per share, resulting in 6965 shares remaining. Subsequently, on February 22, 2026, another 82 ordinary shares were disposed of at the same price, leaving 6883 shares. These transactions were to cover tax withholding obligations upon the vesting of a restricted stock unit award.