ENTG

SEC source: 0001208109-21-000008 · wf-form4_161834445603056.xml · nonDerivative · entry 2

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,172

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: 0001208109-21-000008 · wf-form4_161834445603056.xml · nonDerivative · entry 1

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,049

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: 0001197452-21-000010 · wf-form4_161844127417706.xml · nonDerivative · entry 4

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 400,906

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $120.90 to $121.09, 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: 0001197452-21-000010 · wf-form4_161844127417706.xml · nonDerivative · entry 3

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 401,306

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $119.84 to $120.73, 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: 0001197452-21-000010 · wf-form4_161844127417706.xml · nonDerivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 404,144

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $118.84 to $119.83, 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: 0001197452-21-000010 · wf-form4_161844127417706.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 486,254

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $117.84 to $118.83, 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: 0001434807-21-000002 · wf-form4_161834439545692.xml · nonDerivative · entry 1

LEDERER JAMES P · CIK 0001434807 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,094

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

SEC source: 0001607953-21-000006 · wf-form4_161834432626182.xml · derivative · entry 5

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,202 shares

Expires 2024-02-19

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: This option is fully vested.

SEC source: 0001607953-21-000006 · wf-form4_161834432626182.xml · nonDerivative · entry 3

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 March 10, 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 $120.935 to $121.46, 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: 0001607953-21-000006 · wf-form4_161834432626182.xml · nonDerivative · entry 2

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,573.7052

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 10, 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 $119.935 to $120.925, 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: 0001607953-21-000006 · wf-form4_161834432626182.xml · nonDerivative · entry 1

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,941.7052

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: 0001786291-21-000006 · wf-form4_161799858817736.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,541

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.

F2 · derivative.exercise_date: This 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, respectively.

SEC source: 0001786291-21-000006 · wf-form4_161799858817736.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,137.218

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 8, 2021.

SEC source: 0001786291-21-000006 · wf-form4_161799858817736.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,498.218

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: 0001811061-21-000006 · wf-form4_161782610541012.xml · nonDerivative · entry 1

Colella Joseph · CIK 0001811061 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,699.0059

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

SEC source: 0001197452-21-000008 · wf-form4_161782603926192.xml · derivative · entry 16

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,250

Underlying: Common Stock · 21,750 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.

F12 · derivative.exercise_date: This 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, respectively.

SEC source: 0001197452-21-000008 · wf-form4_161782603926192.xml · derivative · entry 15

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,570

Underlying: Common Stock · 57,570 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.

F11 · derivative.exercise_date: This option vests in four equal installments. The first two installments became exercisable on February 19, 2020 and February 19, 2021. The remaining two installments will become exercisable on February 19, 2022 and February 19, 2023.

SEC source: 0001197452-21-000008 · wf-form4_161782603926192.xml · derivative · entry 14

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,044

Underlying: Common Stock · 81,132 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.

F10 · derivative.exercise_date: This option vests in four equal installments. The first three installments became exercisable on February 19, 2019, February 19, 2020, and February 19, 2021, respectively. The final installment will become exercisable on February 19, 2022.

SEC source: 0001197452-21-000008 · wf-form4_161782603926192.xml · derivative · entry 13

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 139,992 shares

Expires 2024-02-19

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.

F9 · derivative.exercise_date: This option is fully vested.

SEC source: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 11

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 500,906

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $125.65 to $126.345, 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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 10

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 503,306

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $124.60 to $125.575, 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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 9

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 504,758

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $122.93 to $123.87, 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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 8

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 507,621

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $121.93 to $122.90, 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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 7

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 521,885

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $120.925 to $121.92, 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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 6

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 571,211

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $119.925 to $120.92, 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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 5

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 767,687

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on March 4, 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 $118.925 to $119.92, 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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 4

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 801,350

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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 3

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 779,600

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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 722,030

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: 0001197452-21-000008 · wf-form4_161782603926192.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 640,898

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: 0001226867-21-000002 · wf-form4_161601156703628.xml · nonDerivative · entry 3

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,740

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan previously established by the Reporting Person on February 27, 2020.

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 $104.99 to $105.04, 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: 0001226867-21-000002 · wf-form4_161601156703628.xml · nonDerivative · entry 2

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,938

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan previously established by the Reporting Person on February 27, 2020.

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 $103.64 to $104.11, 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: 0001226867-21-000002 · wf-form4_161601156703628.xml · nonDerivative · entry 1

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,140

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan previously established by the Reporting Person on February 27, 2020.

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 $102.45 to $103.08, 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: 0000940454-21-000004 · wf-form4_161497905069975.xml · nonDerivative · entry 2

Sullivan Brian F. · CIK 0000940454 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 98,477.505

SEC source: 0000940454-21-000004 · wf-form4_161497905069975.xml · nonDerivative · entry 1

Sullivan Brian F. · CIK 0000940454 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,046.505

SEC source: 0001208109-21-000006 · wf-form4_161428701749678.xml · nonDerivative · entry 1

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,844

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 12, 2020.

SEC source: 0001208109-21-000004 · wf-form4_161411446989538.xml · nonDerivative · entry 15

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,653

F5 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 12, 2020.

SEC source: 0001552780-21-000007 · wf-form4_161420113561590.xml · nonDerivative · entry 1

Sauer Michael · CIK 0001552780 · VP, Controller & CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,198.707

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on September 2, 2020.

SEC source: 0001552780-21-000005 · wf-form4_161411507181191.xml · nonDerivative · entry 1

Sauer Michael · CIK 0001552780 · VP, Controller & CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,209.707

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

SEC source: 0001716139-21-000004 · wf-form4_161411496212349.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,701.004

F4 · shares: Shares automatically withheld upon settlement of restricted stock units to satisfy tax withholding obligations.

SEC source: 0001716139-21-000004 · wf-form4_161411496212349.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,933.004

F3 · shares: Shares automatically withheld upon settlement of performance share units to satisfy tax withholding obligations.

SEC source: 0001716139-21-000004 · wf-form4_161411496212349.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,443.004

F1 · shares: Awarded in connection with the settlement of performance share units for the 2018-2020 performance cycle.

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

SEC source: 0001607953-21-000004 · wf-form4_161411492517247.xml · nonDerivative · entry 3

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,739.7052

F4 · shares: Shares automatically withheld upon settlement of restricted stock units to satisfy tax withholding obligations.

SEC source: 0001607953-21-000004 · wf-form4_161411492517247.xml · nonDerivative · entry 2

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,740.7052

F3 · shares: Shares automatically withheld upon settlement of performance share units to satisfy tax withholding obligations.

SEC source: 0001607953-21-000004 · wf-form4_161411492517247.xml · nonDerivative · entry 1

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,438.7052

F1 · shares: Awarded in connection with the settlement of performance share units for the 2018-2020 performance cycle.

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

SEC source: 0001197452-21-000005 · wf-form4_161411458603123.xml · nonDerivative · entry 3

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 500,906

F4 · shares: Shares automatically withheld upon settlement of restricted stock units to satisfy tax withholding obligations.

SEC source: 0001197452-21-000005 · wf-form4_161411458603123.xml · nonDerivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 517,680

F3 · shares: Shares automatically withheld upon settlement of performance share units to satisfy tax withholding obligations.

SEC source: 0001197452-21-000005 · wf-form4_161411458603123.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 528,071

F1 · shares: Awarded in connection with the settlement of performance share units for the 2018-2020 performance cycle.

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

SEC source: 0001786291-21-000004 · wf-form4_161411454131037.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,651.218

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

SEC source: 0001811061-21-000004 · wf-form4_161411450693923.xml · nonDerivative · entry 1

Colella Joseph · CIK 0001811061 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,299.0059

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