ENTG

SEC source: 0001630039-25-000002 · wk-form4_1740443746.xml · nonDerivative · entry 1

Woodland Daniel D. · CIK 0001630039 · SVP & President, MS Division

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,760.13

F1 · shares: Shares automatically withheld upon settlement of restricted stock units to satisfy tax withholding obligations.

F2 · balance_after: These shares include 68.45 shares acquired under the Entegris, Inc. Employee Stock Purchase Plan on December 31, 2024.

SEC source: 0001891661-25-000002 · wk-form4_1740443713.xml · nonDerivative · entry 1

Blachier Olivier · CIK 0001891661 · SVP, Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,887.31

F1 · shares: Shares automatically withheld upon settlement of restricted stock units to satisfy tax withholding obligations.

F2 · balance_after: These shares include 105.70 shares acquired under the Entegris, Inc. Employee Stock Purchase Plan on December 31, 2024.

SEC source: 0001101302-25-000032 · wk-form4_1740188027.xml · nonDerivative · entry 1

Besnard Michael · CIK 0001932881 · SVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,018.21

F1 · shares: Awarded in connection with the settlement of performance share units for the 2022-2024 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

SEC source: 0001101302-25-000031 · wk-form4_1740187809.xml · nonDerivative · entry 1

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,772.218

F1 · shares: Awarded in connection with the settlement of performance share units for the 2022-2024 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

SEC source: 0001101302-25-000029 · wk-form4_1740187577.xml · nonDerivative · entry 1

Richards Neil · CIK 0001932852 · SVP, GOSCQ

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,416

F1 · shares: Awarded in connection with the settlement of performance share units for the 2022-2024 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

SEC source: 0001101302-25-000028 · wk-form4_1740187547.xml · nonDerivative · entry 1

Rice Susan G. · CIK 0001716139 · SVP, Global Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,019.004

F1 · shares: Awarded in connection with the settlement of performance share units for the 2022-2024 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

SEC source: 0001101302-25-000027 · wk-form4_1740187523.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 275,739

F1 · shares: Awarded in connection with the settlement of performance share units for the 2022-2024 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

SEC source: 0001101302-25-000026 · wk-form4_1740187492.xml · nonDerivative · entry 1

Haris Clinton M. · CIK 0001483553 · SVP & President, APS Division

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,941.55

F1 · shares: Awarded in connection with the settlement of performance share units for the 2022-2024 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

SEC source: 0001101302-25-000025 · wk-form4_1740187453.xml · nonDerivative · entry 1

Colella Joseph · CIK 0001811061 · SVP and General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,062.6

F1 · shares: Awarded in connection with the settlement of performance share units for the 2022-2024 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

SEC source: 0001101302-25-000024 · wk-form4_1740187430.xml · nonDerivative · entry 1

Blachier Olivier · CIK 0001891661 · SVP, Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,600.61

F1 · shares: Awarded in connection with the settlement of performance share units for the 2022-2024 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

SEC source: 0001483553-25-000002 · wk-form4_1739384301.xml · derivative · entry 3

Haris Clinton M. · CIK 0001483553 · SVP & President, APS Division

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,652 shares

Expires 2026-02-19

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

F3 · derivative.exercise_date: This option is fully vested.

SEC source: 0001483553-25-000002 · wk-form4_1739384301.xml · nonDerivative · entry 2

Haris Clinton M. · CIK 0001483553 · SVP & President, APS Division

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,819.55

F1 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $106.88 to $107.05, inclusive. The reporting person undertakes to provide Entegris, Inc., any shareholder of Entegris, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F2 · balance_after: These shares include 219.221 shares acquired under the Entegris, Inc. Employee Stock Purchase Plan during the fiscal year ended December 31, 2024.

SEC source: 0001483553-25-000002 · wk-form4_1739384301.xml · nonDerivative · entry 1

Haris Clinton M. · CIK 0001483553 · SVP & President, APS Division

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,252.33

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001891661-24-000008 · wk-form4_1732045627.xml · nonDerivative · entry 2

Blachier Olivier · CIK 0001891661 · SVP, Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,514.61

F3 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 16, 2024.

SEC source: 0001891661-24-000008 · wk-form4_1732045627.xml · nonDerivative · entry 1

Blachier Olivier · CIK 0001891661 · SVP, Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,016.61

F1 · kind: Shares automatically withheld upon settlement of restricted stock units to satisfy tax withholding obligations.

F2 · balance_after: These shares include 77.85 shares acquired under the Entegris, Inc. Employee Stock Purchase Plan on June 28, 2024.

SEC source: 0001630039-24-000013 · wk-form4_1727888989.xml · nonDerivative · entry 1

Woodland Daniel D. · CIK 0001630039 · SVP & President, MS Division

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,127.68

F1 · shares: Shares automatically withheld upon settlement of restricted stock units to satisfy tax withholding obligations.

SEC source: 0001101302-24-000063 · wk-form4_1725644195.xml · nonDerivative · entry 1

PUMA MARY G · CIK 0001158015 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,207

F1 · shares: These Restricted Stock Units vest in full on the earlier of (1) the anniversary date of the grant, or (2) the date of the Company's 2025 Annual Meeting of Stockholders.

F2 · price: These shares were awarded on September 5, 2024 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.

SEC source: 0001630039-24-000011 · wk-form4_1724184657.xml · nonDerivative · entry 1

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,573.68

F1 · shares: Shares withheld following settlement of restricted stock units to satisfy tax withholding obligations.

SEC source: 0001630039-24-000008 · wk-form4_1721051772.xml · derivative · entry 6

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,151

Underlying: Common Stock · 12,523 shares

Expires 2028-12-06

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: This option is fully vested.

SEC source: 0001630039-24-000008 · wk-form4_1721051772.xml · derivative · entry 5

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,477 shares

Expires 2027-12-05

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: This option is fully vested.

SEC source: 0001630039-24-000008 · wk-form4_1721051772.xml · nonDerivative · entry 4

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,456.68

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 16, 2024.

SEC source: 0001630039-24-000008 · wk-form4_1721051772.xml · nonDerivative · entry 3

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 49,979.68

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001630039-24-000008 · wk-form4_1721051772.xml · nonDerivative · entry 2

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,456.68

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 16, 2024.

SEC source: 0001630039-24-000008 · wk-form4_1721051772.xml · nonDerivative · entry 1

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,933.68

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001197452-24-000006 · wk-form4_1720466888.xml · derivative · entry 5

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 27,044 shares

Expires 2025-02-19

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan in consideration of services as an employee.

F5 · derivative.exercise_date: This option is fully vested.

SEC source: 0001197452-24-000006 · wk-form4_1720466888.xml · nonDerivative · entry 4

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 263,068

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on February 16, 2024.

F4 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $142.06 to $142.20, inclusive. The reporting person undertakes to provide Entegris, Inc., any shareholder of Entegris, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001197452-24-000006 · wk-form4_1720466888.xml · nonDerivative · entry 3

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 263,568

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on February 16, 2024.

F3 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $141.00 to $141.99, inclusive. The reporting person undertakes to provide Entegris, Inc., any shareholder of Entegris, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001197452-24-000006 · wk-form4_1720466888.xml · nonDerivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 270,603

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on February 16, 2024.

F2 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $140.00 to $140.98, inclusive. The reporting person undertakes to provide Entegris, Inc., any shareholder of Entegris, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001197452-24-000006 · wk-form4_1720466888.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 290,112

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001630039-24-000006 · wk-form4_1720466722.xml · derivative · entry 3

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,477

Underlying: Common Stock · 15,000 shares

Expires 2027-12-05

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: This option is fully vested.

SEC source: 0001630039-24-000006 · wk-form4_1720466722.xml · nonDerivative · entry 2

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,456.68

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on February 16, 2024.

F2 · balance_after: These shares include 139.07 shares acquired under the Entegris, Inc. Employee Stock Purchase Plan on June 28, 2024.

SEC source: 0001630039-24-000006 · wk-form4_1720466722.xml · nonDerivative · entry 1

Woodland Daniel D. · CIK 0001630039 · President, APS Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 52,317.61

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001483553-24-000006 · wk-form4_1717529502.xml · nonDerivative · entry 1

Haris Clinton M. · CIK 0001483553 · SVP & President, MC Division

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 34,600.33

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 16, 2024.

F2 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $124.69 to $124.98, inclusive. The reporting person undertakes to provide Entegris, Inc., any shareholder of Entegris, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001786291-24-000009 · wk-form4_1717529430.xml · nonDerivative · entry 2

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,758.218

SEC source: 0001786291-24-000009 · wk-form4_1717529430.xml · nonDerivative · entry 1

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,035.218

F1 · shares: Reflects the gift of common stock to a charitable donor advised fund.

SEC source: 0001846252-24-000004 · wk-form4_1716994549.xml · nonDerivative · entry 1

Clark Rodney · CIK 0001846252 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,593

F1 · shares: Represents shares transferred to the Reporting Person's former spouse pursuant to a divorce settlement. The securities owned by the former spouse are not beneficially owned by the Reporting Person.

SEC source: 0001786291-24-000007 · wk-form4_1716937438.xml · derivative · entry 7

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,316

Underlying: Common Stock · 1,772 shares

Expires 2030-02-19

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

F4 · derivative.exercise_date: The option vests in four equal annual installments. The first installment became exercisable on February 19, 2024. The remaining installments will become exercisable on February 19, 2025, February 19, 2026 and February 19, 2027, respectively.

SEC source: 0001786291-24-000007 · wk-form4_1716937438.xml · derivative · entry 6

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,847 shares

Expires 2027-02-19

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

F2 · derivative.exercise_date: This option is fully vested.

SEC source: 0001786291-24-000007 · wk-form4_1716937438.xml · nonDerivative · entry 5

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,652.218

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 23, 2023.

SEC source: 0001786291-24-000007 · wk-form4_1716937438.xml · nonDerivative · entry 4

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,424.218

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001786291-24-000007 · wk-form4_1716937438.xml · nonDerivative · entry 3

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,652.218

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 23, 2023.

SEC source: 0001786291-24-000007 · wk-form4_1716937438.xml · nonDerivative · entry 2

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,499.218

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001786291-24-000007 · wk-form4_1716937438.xml · nonDerivative · entry 1

O'Neill James Anthony · CIK 0001786291 · SVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,652.218

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 23, 2023.

SEC source: 0001485428-24-000008 · wk-form4_1733260569.xml · nonDerivative · entry 2

Shaner William James · CIK 0001485428 · SVP & President, AMH

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,699.1

F1 · shares: The Reporting Person acquired these shares of common stock under a broker administered dividend reinvestment plan. The transactions were considered "small acquisitions" within the meaning of Rule 16a-6 under the Securities Exchange Act of 1934.

SEC source: 0001891661-24-000006 · wk-form4_1715972625.xml · nonDerivative · entry 1

Blachier Olivier · CIK 0001891661 · SVP, Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,355.76

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan previously established by the Reporting Person on February 16, 2024.

SEC source: 0001977397-24-000004 · wk-form4_1715972687.xml · nonDerivative · entry 1

LaGorga Linda · CIK 0001977397 · SVP, Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,691

F1 · shares: Shares automatically withheld upon settlement of restricted stock units to satisfy tax withholding obligations.

SEC source: 0001811061-24-000007 · wk-form4_1715972550.xml · nonDerivative · entry 1

Colella Joseph · CIK 0001811061 · SVP and General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,325.6

F1 · shares: Shares automatically withheld upon settlement of restricted stock units to satisfy tax withholding obligations.

SEC source: 0001217378-24-000004 · wk-form4_1714067341.xml · nonDerivative · entry 1

GENTILCORE JAMES · CIK 0001217378 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,610

F1 · shares: 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 2025 Annual Meeting of Stockholders.

F2 · price: These shares were awarded on April 24, 2024 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.

SEC source: 0001101302-24-000035 · wk-form4_1714067292.xml · nonDerivative · entry 1

ANDERSON JAMES ROBERT · CIK 0001644651 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,877

F1 · shares: 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 2025 Annual Meeting of Stockholders.

F2 · price: These shares were awarded on April 24, 2024 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.

SEC source: 0001101302-24-000034 · wk-form4_1714067251.xml · nonDerivative · entry 1

Kanouff Yvette · CIK 0001333214 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,224

F1 · shares: 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 2025 Annual Meeting of Stockholders.

F2 · price: These shares were awarded on April 24, 2024 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.