Form 4 Filing for APTARGROUP, INC.

This filing details a transaction by Shiela Vinczeller, Chief Human Resources Officer of APTARGROUP, INC. On February 23, 2026, Vinczeller disposed of 168 shares of Common Stock at a price of $145.72 per share. Following this transaction, Vinczeller owns 24,966 shares of APTARGROUP, INC. Common Stock. The filing was signed by Shiela Vinczeller via her attorney-in-fact on February 24, 2026.