ENTG

SEC source: 0001731462-22-000002 · wf-form4_164392353799932.xml · nonDerivative · entry 1

Beckman Bruce W. · CIK 0001731462 · SVP, Finance

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,245.972

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, beginning February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

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

SEC source: 0001197452-22-000002 · wf-form4_164392328278185.xml · derivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,392

Underlying: Common Stock · 60,392 shares

Expires 2029-02-19

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

F3 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

SEC source: 0001197452-22-000002 · wf-form4_164392328278185.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 201,348

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, beginning February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

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

SEC source: 0001607953-22-000002 · wf-form4_164392341385579.xml · derivative · entry 3

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,320

Underlying: Common Stock · 4,320 shares

Expires 2029-02-19

F2 · 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-full on February 19, 2023.

SEC source: 0001607953-22-000002 · wf-form4_164392341385579.xml · nonDerivative · entry 1

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,049.8591

F1 · shares: These shares are restricted stock units with restrictions that lapse on February 19, 2023.

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

F3 · balance_after: These shares include an aggregate of 246.3286 shares acquired under the Entegris, Inc. Employee Stock Purchase Plan during fiscal year ending December 31, 2021.

SEC source: 0001891661-22-000002 · wf-form4_164392335500066.xml · derivative · entry 2

Blachier Olivier · CIK 0001891661 · SVP Business-New Markets Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,188

Underlying: Common Stock · 5,188 shares

Expires 2029-02-19

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

F3 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

SEC source: 0001891661-22-000002 · wf-form4_164392335500066.xml · nonDerivative · entry 1

Blachier Olivier · CIK 0001891661 · SVP Business-New Markets Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,012

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, beginning February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

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

SEC source: 0001786291-22-000002 · wf-form4_164392319761987.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,828

Underlying: Common Stock · 4,828 shares

Expires 2029-02-19

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

F3 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

SEC source: 0001786291-22-000002 · wf-form4_164392319761987.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,792.218

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, beginning February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

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

SEC source: 0001552780-22-000002 · wf-form4_164392310951639.xml · nonDerivative · entry 1

Sauer Michael · CIK 0001552780 · VP, Controller & CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,974.707

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, beginning February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

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

SEC source: 0001716139-22-000002 · wf-form4_164392302061706.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,596

Underlying: Common Stock · 7,596 shares

Expires 2029-02-19

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

F3 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

SEC source: 0001716139-22-000002 · wf-form4_164392302061706.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,326.004

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, beginning February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

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

SEC source: 0001485429-22-000002 · wf-form4_164392288618608.xml · derivative · entry 2

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,572

Underlying: Common Stock · 16,572 shares

Expires 2029-02-19

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

F3 · derivative.exercise_date: These shares are restricted stock units with restrictions that lapse on February 19, 2023.

SEC source: 0001485429-22-000002 · wf-form4_164392288618608.xml · nonDerivative · entry 1

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 175,648

F1 · shares: The option vests in-full on February 19, 2023.

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

SEC source: 0001208109-22-000002 · wf-form4_164392296003858.xml · derivative · entry 2

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,492

Underlying: Common Stock · 14,492 shares

Expires 2029-02-19

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

F3 · derivative.exercise_date: The option vests in-full on February 19, 2023.

SEC source: 0001208109-22-000002 · wf-form4_164392296003858.xml · nonDerivative · entry 1

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,884

F1 · shares: These shares are restricted stock units with restrictions that lapse on February 19, 2023.

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

SEC source: 0001485428-22-000002 · wf-form4_164392263588208.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,140

Underlying: Common Stock · 4,140 shares

Expires 2029-02-19

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

F3 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

SEC source: 0001485428-22-000002 · wf-form4_164392263588208.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,452

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, beginning February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

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

SEC source: 0001811061-22-000002 · wf-form4_164392274956861.xml · derivative · entry 2

Colella Joseph · CIK 0001811061 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,284

Underlying: Common Stock · 8,284 shares

Expires 2029-02-19

F2 · 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 beginning on February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

SEC source: 0001811061-22-000002 · wf-form4_164392274956861.xml · nonDerivative · entry 1

Colella Joseph · CIK 0001811061 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,624.9557

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, beginning February 19, 2023 and thereafter on February 19, 2024, February 19, 2025 and February 19, 2026.

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

F3 · balance_after: These shares include 65.2194 shares acquired under the Entegris, Inc. Employee Stock Purchase Plan on December 31, 2021.

SEC source: 0001226867-22-000002 · wf-form4_164272006009212.xml · nonDerivative · entry 1

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,350

F1 · kind: These shares were gifted pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

SEC source: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 10

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,350

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

SEC source: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 9

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,450

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F8 · 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 $141.63 to $142.40, 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: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 8

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,848

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

SEC source: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 7

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,948

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

SEC source: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 6

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,048

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F7 · 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 $137.05 to $137.59, 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: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 5

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,348

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F6 · 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 $135.85 to $136.41, 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: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 4

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,548

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F5 · 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 $134.64 to $134.81, 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: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 3

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,748

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

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 $133.58 to $134.57, 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: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 2

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,048

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

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 $132.34 to $133.05, 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.

SEC source: 0001226867-21-000012 · wf-form4_163977486909155.xml · nonDerivative · entry 1

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,248

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

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 $131.08 to $131.11, 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: 0001786291-21-000012 · wf-form4_163856534544968.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,612.218

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan previously established by the Reporting Person on November 1, 2021.

SEC source: 0001607953-21-000010 · wf-form4_163839318193370.xml · derivative · entry 7

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,237

Underlying: Common Stock · 2,079 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.

F4 · derivative.exercise_date: The option vests in four equal installments. The first installment became exercisable on February 19, 2021. The remaining installments will become exercisable on February 19, 2022, February 19, 2023 and February 19, 2024.

SEC source: 0001607953-21-000010 · wf-form4_163839318193370.xml · derivative · entry 6

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,748

Underlying: Common Stock · 6,748 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.

F3 · derivative.exercise_date: The option vests in four equal installments. The first two installments became exercisable on February 19, 2020 and and February 19, 2021. The remaining installments will become exercisable on February 19, 2022 and February 19, 2023.

SEC source: 0001607953-21-000010 · wf-form4_163839318193370.xml · nonDerivative · entry 4

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,859.5305

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on October 28, 2021.

F2 · balance_after: These shares include 179.8253 shares acquired under the Entegris, Inc. Employee Stock Purchase Plan on June 30, 2021.

SEC source: 0001607953-21-000010 · wf-form4_163839318193370.xml · nonDerivative · entry 3

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,758.7052

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: 0001607953-21-000010 · wf-form4_163839318193370.xml · nonDerivative · entry 2

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,679.7052

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on October 28, 2021.

SEC source: 0001607953-21-000010 · wf-form4_163839318193370.xml · nonDerivative · entry 1

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,427.7052

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: 0001716139-21-000006 · wf-form4_163719023879473.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,902.004

SEC source: 0001678021-21-000008 · wf-form4_163675118075756.xml · derivative · entry 7

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,974

Underlying: Common Stock · 2,658 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.

F2 · derivative.exercise_date: The option vests in four equal annual installments. The first installment became exercisable on February 19, 2021. The remaining three installments will become exercisable on February 19, 2022, February 19, 2023 and February 19, 2024.

SEC source: 0001678021-21-000008 · wf-form4_163675118075756.xml · derivative · entry 6

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,217

Underlying: Common Stock · 3,217 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.

F1 · derivative.exercise_date: The option vests in four equal annual installments. The first three installments became exercisable on February 19, 2019, February 19, 2020 and February 19, 2021. The remaining installment will become exercisable on February 19, 2022.

SEC source: 0001678021-21-000008 · wf-form4_163675118075756.xml · nonDerivative · entry 5

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,581

SEC source: 0001678021-21-000008 · wf-form4_163675118075756.xml · nonDerivative · entry 4

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,235

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: 0001678021-21-000008 · wf-form4_163675118075756.xml · nonDerivative · entry 3

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,577

SEC source: 0001678021-21-000008 · wf-form4_163675118075756.xml · nonDerivative · entry 2

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,254

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: 0001678021-21-000008 · wf-form4_163675118075756.xml · nonDerivative · entry 1

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,037

SEC source: 0001198621-21-000005 · wf-form4_163675109338129.xml · nonDerivative · entry 1

BRADLEY MICHAEL A · CIK 0001198621 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,639

SEC source: 0001891661-21-000004 · wf-form4_163588534816801.xml · nonDerivative · entry 1

Blachier Olivier · CIK 0001891661 · SVP Business-New Markets Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,680

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, starting on November 15, 2022 and thereafter on November 15, 2023, November 15, 2024 and November 15, 2025.

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

SEC source: 0001891661-21-000006 · wf-form4a_163594477405657.xml · nonDerivative · entry 1

Blachier Olivier · CIK 0001891661 · SVP Business-New Markets Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,680

F1 · security: This Form 4/A is being filed to correctly identify the securities awarded to the Reporting Person as common stock.

F2 · shares: These shares are restricted stock units with restrictions that lapse over a four-year period with respect to 25% of these shares per year, starting on November 15, 2022 and thereafter on November 15, 2023, November 15, 2024 and November 15, 2025.

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

SEC source: 0001731462-21-000010 · wf-form4_163588455208904.xml · derivative · entry 4

Beckman Bruce W. · CIK 0001731462 · SVP, Finance

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,060

Underlying: Common Stock · 5,060 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.

F2 · derivative.exercise_date: The option vests in four equal annual installments. The first two installments became exercisable on February 19, 2020 and February 19, 2021. The remaining installments will become exercisable on February 19, 2022 and February 19, 2023.