Form 4 Filing for Entegris Inc. - Insider Transactions

This filing details significant insider transactions for Entegris Inc. (ENTG) by Executive Chair Bertrand Loy on April 14, 2026. Loy acquired 17,396 shares of Common Stock and simultaneously disposed of 17,396 shares. The acquisition occurred at a price of $98.11 per share, resulting in a post-transaction ownership of 244,923 shares. The disposal, executed under a Rule 10b5-1 Trading Plan, involved 17,396 shares sold at a weighted average price of $140.22, with individual sales ranging from $140.00 to $140.74. This resulted in a post-transaction ownership of 227,527 shares. Additionally, an employee stock option (right to buy) for 17,396 shares, with an exercise price of $98.11, was exercised and disposed of, leaving 44,138 shares in post-transaction ownership. The option is fully vested and was awarded under the Entegris, Inc. 2020 Stock Plan.