Transaction Details

Footnotes

This Form 4 was originally filed on April 25, 2025, but was inadvertently filed under the incorrect reporting person (Entegris, Inc.) and was assigned accession number 0001101302-25-000048. This Form 4 is being filed to report the identified transactions for the correct reporting person (Mary Puma). The prior Form 4 report filed in error should be disregarded. | These Restricted Stock Units vest in full on the earlier of (1) the first anniversary date of the grant, or (2) the date of the Company's 2026 Annual Meeting of Stockholders. | These shares were awarded on April 23, 2025 as Restricted Stock Units, payable solely in Common Stock, pursuant to the Entegris, Inc. 2020 Stock Plan, which provides for the award of Restricted Stock Units to independent directors in consideration for services as such.