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AXCELIS TECHNOLOGIES INC

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4152
SEC CIK
0001113232
Parsed reports
476

Last 12 months

Inside the activity.

0 purchase rows · 23 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202502
Jan 202600
Feb 202601
Mar 202601
Apr 202601
May 2026016
Jun 202602
Jul 202600
Aug 202600
Sep 202600
Oct 202600

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
September 15, 2026 Filed Sep 16, 2026 21:05 UTC
Tatnall ChristopherEVP Global Customer Operations
Tax withholdingCommon Stock 136 $105.04 $14,285.44
Disclosure

SEC source: 0001990732-26-000010 · form4-09162026_050901.xml · nonDerivative · entry 1

Tatnall Christopher · CIK 0001990732 · EVP Global Customer Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,491

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on September 15, 2026 of service vesting restricted stock units granted to the executive in September 2023. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F3 · balance_after: Of the shares held after this vesting event on September 15, 2026, 20,590 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
September 15, 2026 Filed Sep 16, 2026 21:05 UTC
Redinbo GregEVP and Chief Strategy Officer
Tax withholdingCommon Stock 208 $105.04 $21,848.32
Disclosure

SEC source: 0001940017-26-000010 · form4-09162026_050903.xml · nonDerivative · entry 1

Redinbo Greg · CIK 0001940017 · EVP and Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,816

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on September 15, 2026 of service vesting restricted stock units granted to the executive in September 2022. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F3 · balance_after: Of the shares held after this vesting event on September 15, 2026, 19,782 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
July 15, 2026 Filed Jul 17, 2026 21:05 UTC
Ryzhik DavidSVP Interim CFO
Tax withholdingCommon Stock 94 $145.01 $13,630.94
Disclosure

SEC source: 0002123863-26-000008 · form4-07172026_050701.xml · nonDerivative · entry 2

Ryzhik David · CIK 0002123863 · SVP Interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,790

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on July 15, 2026 of service vesting restricted stock units granted to the executive in July 2024. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F4 · balance_after: Of the shares held after this vesting event on July 15, 2026, 7,688 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
July 15, 2026 Filed Jul 17, 2026 21:05 UTC
Ryzhik DavidSVP Interim CFO
Tax withholdingCommon Stock 127 $145.01 $18,416.27
Disclosure

SEC source: 0002123863-26-000008 · form4-07172026_050701.xml · nonDerivative · entry 1

Ryzhik David · CIK 0002123863 · SVP Interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,884

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on July 15, 2026 of service vesting restricted stock units granted to the executive in July 2024. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F3 · balance_after: This amount includes 56 shares of common stock acquired by the reporting person on June 30, 2026 pursuant to the company's 2020 Employee Stock Purchase Plan, rounded to the nearest whole share. Of the shares held after this vesting event on July 15, 2026, 8,007 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
June 16, 2026 Filed Jun 17, 2026 21:05 UTC
Ryzhik DavidSVP Interim CFO
Tax withholdingCommon Stock 76 $176.85 $13,440.22
Disclosure

SEC source: 0002123863-26-000006 · form4-06172026_050601.xml · nonDerivative · entry 1

Ryzhik David · CIK 0002123863 · SVP Interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,955

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on June 16, 2026 of service vesting restricted stock units granted to the executive in June 2025. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F3 · balance_after: Of the shares held after this vesting event on June 16, 2026, 8,439 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
June 15, 2026 Filed Jun 16, 2026 21:05 UTC
Blumenstock Gerald MEVP, Research, Dev. & Eng.
Tax withholdingCommon Stock 506 $191.60 $96,949.60
Disclosure

SEC source: 0001979418-26-000010 · form4-06162026_050601.xml · nonDerivative · entry 1

Blumenstock Gerald M · CIK 0001979418 · EVP, Research, Dev. & Eng.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,987

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on June 15, 2026 of service vesting restricted stock units granted to the executive in June 2023. The shares issued to the executive following the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F3 · balance_after: Of the shares held after this vesting event on June 15, 2026, 19,447 shares are issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
June 03, 2026 Filed Jun 4, 2026 21:05 UTC SaleCommon Stock 1,586 $157.44 $249,703.33
Disclosure

SEC source: 0001338515-26-000004 · form4-06042026_050601.xml · nonDerivative · entry 1

Sayiner Necip · CIK 0001338515 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,112

F1 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $157.4100 to $157.7100, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F2 · balance_after: Of the shares held after this sale on June 3, 2026, 2,110 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
June 02, 2026 Filed Jun 3, 2026 21:05 UTC
Mahoney Robert JohnEVP Global Operations
SaleCommon Stock 1,155 $155.24 $179,302.20
Disclosure

SEC source: 0002101601-26-000012 · form4-06032026_050601.xml · nonDerivative · entry 1

Mahoney Robert John · CIK 0002101601 · EVP Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,410

F1 · balance_after: Of the shares held after this sale on June 2, 2026, 12,578 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 27, 2026 Filed May 28, 2026 21:05 UTC
Sutton ToddVP Corporate Controller
SaleCommon Stock 2,000 $159.99 $319,980.00
Disclosure

SEC source: 0002124265-26-000010 · form4-05282026_050505.xml · nonDerivative · entry 1

Sutton Todd · CIK 0002124265 · VP Corporate Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,360

F1 · balance_after: Of the shares held after this sale on May 27, 2026, 4,582 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 22, 2026 Filed May 22, 2026 21:05 UTC
Evans EileenEVP, General Counsel and Sec'y
SaleCommon Stock 926 $155.51 $143,997.91
Disclosure

SEC source: 0001715912-26-000005 · form4-05222026_050503.xml · nonDerivative · entry 1

Evans Eileen · CIK 0001715912 · EVP, General Counsel and Sec'y

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,295

F1 · balance_after: Of the shares held after this sale on May 22, 2026, 29,823 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 22, 2026 Filed May 26, 2026 21:05 UTC SaleCommon Stock 900 $155.37 $139,833.00
Disclosure

SEC source: 0001339595-26-000008 · form4-05262026_050503.xml · nonDerivative · entry 1

St Dennis Thomas · CIK 0001339595 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,695

F1 · balance_after: Of the shares held after this sale on May 22, 2026, 1,440 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 21, 2026 Filed May 22, 2026 21:05 UTC
Blumenstock Gerald MEVP, Research, Dev. & Eng.
SaleCommon Stock 1,161 $152.70 $177,284.70
Disclosure

SEC source: 0001979418-26-000008 · form4-05222026_050501.xml · nonDerivative · entry 1

Blumenstock Gerald M · CIK 0001979418 · EVP, Research, Dev. & Eng.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,493

F1 · balance_after: Of the shares held after this sale on May 21, 2026, 20,493 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 20, 2026 Filed May 21, 2026 21:05 UTC
Tatnall ChristopherEVP Global Customer Operations
SaleCommon Stock 1,166 $149.75 $174,608.50
Disclosure

SEC source: 0001990732-26-000008 · form4-05212026_050513.xml · nonDerivative · entry 1

Tatnall Christopher · CIK 0001990732 · EVP Global Customer Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,627

F1 · balance_after: Of the shares held after this sale on May 20, 2026, 20,871 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 19, 2026 Filed May 20, 2026 21:05 UTC SaleCommon Stock 600 $142.51 $85,508.76
Disclosure

SEC source: 0001208109-26-000004 · form4-05202026_050514.xml · nonDerivative · entry 2

GRAVES GREGORY B · CIK 0001208109 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,473

F3 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $142.4400 to $142.6400, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F4 · balance_after: Of the shares held after this sale on May 19, 2026, 2,110 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 19, 2026 Filed May 20, 2026 21:05 UTC SaleCommon Stock 2,625 $141.41 $371,188.39
Disclosure

SEC source: 0001208109-26-000004 · form4-05202026_050514.xml · nonDerivative · entry 1

GRAVES GREGORY B · CIK 0001208109 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,073

F1 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $141.3301 to $141.6000, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F2 · balance_after: Of the shares held after this sale on May 19, 2026, 2,110 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 19, 2026 Filed May 20, 2026 21:05 UTC SaleCommon Stock 3,500 $138.79 $485,770.95
Disclosure

SEC source: 0001184588-26-000004 · form4-05202026_050512.xml · nonDerivative · entry 1

KURTZWEIL JOHN T · CIK 0001184588 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,990

F1 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $138.7600 to $139.1300, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F2 · balance_after: Of the shares held after this sale on May 19, 2026, 1,440 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 19, 2026 Filed May 20, 2026 21:05 UTC
Quirk JeanneDirector
SaleCommon Stock 1,789 $140.22 $250,853.58
Disclosure

SEC source: 0001908822-26-000004 · form4-05202026_050510.xml · nonDerivative · entry 1

Quirk Jeanne · CIK 0001908822 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,400

F1 · balance_after: Of the shares held after this sale on May 19, 2026, 1,440 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 18, 2026 Filed May 20, 2026 21:05 UTC
Sutton ToddVP Corporate Controller
Tax withholdingCommon Stock 184 $146.24 $26,908.16
Disclosure

SEC source: 0002124265-26-000008 · form4-05202026_050508.xml · nonDerivative · entry 1

Sutton Todd · CIK 0002124265 · VP Corporate Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,360

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 16, 2026 of service vesting restricted stock units granted to the reporting person in May 2022. The shares issued to the reporting person on the vesting were reduced by a number of shares having a value equal to the reporting person's tax withholding obligation with respect to the vested restricted stock units.

F3 · balance_after: Of the shares held after this vesting event on May 16, 2026, 4,582 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 18, 2026 Filed May 20, 2026 21:05 UTC
Mahoney Robert JohnEVP Global Operations
Tax withholdingCommon Stock 130 $146.24 $19,011.20
Disclosure

SEC source: 0002101601-26-000010 · form4-05202026_050507.xml · nonDerivative · entry 2

Mahoney Robert John · CIK 0002101601 · EVP Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,565

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 16, 2026 of service vesting restricted stock units granted to the executive in May 2022. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F4 · balance_after: Of the shares held after this vesting event on May 16, 2026, 12,578 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 18, 2026 Filed May 20, 2026 21:05 UTC
Mahoney Robert JohnEVP Global Operations
Tax withholdingCommon Stock 182 $146.24 $26,615.68
Disclosure

SEC source: 0002101601-26-000010 · form4-05202026_050507.xml · nonDerivative · entry 1

Mahoney Robert John · CIK 0002101601 · EVP Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,695

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 16, 2026 of service vesting restricted stock units granted to the executive in May 2022. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F3 · balance_after: Of the shares held after this vesting event on May 16, 2026, 12,846 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 18, 2026 Filed May 20, 2026 21:05 UTC
Redinbo GregEVP MARKETING AND APPLICATIONS
Tax withholdingCommon Stock 79 $146.24 $11,552.96
Disclosure

SEC source: 0001940017-26-000008 · form4-05202026_050505.xml · nonDerivative · entry 2

Redinbo Greg · CIK 0001940017 · EVP MARKETING AND APPLICATIONS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,024

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 16, 2026 of service vesting restricted stock units granted to the executive in May 2022. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F4 · balance_after: Of the shares held after this vesting event on May 16, 2026, 20,488 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 18, 2026 Filed May 20, 2026 21:05 UTC
Redinbo GregEVP MARKETING AND APPLICATIONS
Tax withholdingCommon Stock 111 $146.24 $16,232.64
Disclosure

SEC source: 0001940017-26-000008 · form4-05202026_050505.xml · nonDerivative · entry 1

Redinbo Greg · CIK 0001940017 · EVP MARKETING AND APPLICATIONS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,103

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 16, 2026 of service vesting restricted stock units granted to the executive in May 2022. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F3 · balance_after: Of the shares held after this vesting event on May 16, 2026, 20,756 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 18, 2026 Filed May 20, 2026 21:05 UTC
Low RussellDirector · PRESIDENT AND CEO
Tax withholdingCommon Stock 711 $146.24 $103,976.64
Disclosure

SEC source: 0001689237-26-000014 · form4-05202026_050503.xml · nonDerivative · entry 1

Low Russell · CIK 0001689237 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,900

F2 · price: Represents the closing price of the common stock on the date of the tax withholding.

F1 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 16, 2026 of service vesting restricted stock units granted to the executive in May 2022. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F3 · balance_after: Of the shares held after this vesting event on May 16, 2026, 106,691 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 18, 2026 21:05 UTC GrantCommon Stock 1,440 $0.00 $0.00
Disclosure

SEC source: 0001385162-26-000009 · form4-05182026_050512.xml · nonDerivative · entry 1

Titinger Jorge · CIK 0001385162 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,917

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming completion of the director's current term of service on the Board of Directors, these restricted stock units will vest on May 15, 2027.

F2 · balance_after: Of the shares held as of May 15, 2026, 1,440 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 18, 2026 21:05 UTC GrantCommon Stock 1,440 $0.00 $0.00
Disclosure

SEC source: 0001339595-26-000006 · form4-05182026_050510.xml · nonDerivative · entry 1

St Dennis Thomas · CIK 0001339595 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,595

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming completion of the director's current term of service on the Board of Directors, these restricted stock units will vest on May 15, 2027.

F2 · balance_after: Of the shares held as of May 15, 2026, 1,440 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 18, 2026 21:05 UTC GrantCommon Stock 1,440 $0.00 $0.00
Disclosure

SEC source: 0001338515-26-000002 · form4-05182026_050509.xml · nonDerivative · entry 1

Sayiner Necip · CIK 0001338515 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,698

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming completion of the director's current term of service on the Board of Directors, these restricted stock units will vest on May 15, 2027.

F2 · balance_after: Of the shares held as of May 15, 2026, 2,110 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 18, 2026 21:05 UTC
Quirk JeanneDirector
GrantCommon Stock 1,440 $0.00 $0.00
Disclosure

SEC source: 0001908822-26-000002 · form4-05182026_050507.xml · nonDerivative · entry 1

Quirk Jeanne · CIK 0001908822 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,189

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming completion of the director's current term of service on the Board of Directors, these restricted stock units will vest on May 15, 2027.

F2 · balance_after: Of the shares held as of May 15, 2026, 1,440 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 18, 2026 21:05 UTC GrantCommon Stock 1,440 $0.00 $0.00
Disclosure

SEC source: 0001184588-26-000002 · form4-05182026_050505.xml · nonDerivative · entry 1

KURTZWEIL JOHN T · CIK 0001184588 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,490

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming completion of the director's current term of service on the Board of Directors, these restricted stock units will vest on May 15, 2027.

F2 · balance_after: Of the shares held as of May 15, 2026, 1,440 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 18, 2026 21:05 UTC GrantCommon Stock 1,440 $0.00 $0.00
Disclosure

SEC source: 0001208109-26-000002 · form4-05182026_050503.xml · nonDerivative · entry 1

GRAVES GREGORY B · CIK 0001208109 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,698

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming completion of the director's current term of service on the Board of Directors, these restricted stock units will vest on May 15, 2027.

F2 · balance_after: Of the shares held as of May 15, 2026, 2,110 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 18, 2026 21:05 UTC
Chiu Tzu YinDirector
GrantCommon Stock 1,440 $0.00 $0.00
Disclosure

SEC source: 0001738290-26-000003 · form4-05182026_050501.xml · nonDerivative · entry 1

Chiu Tzu Yin · CIK 0001738290 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,843

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming completion of the director's current term of service on the Board of Directors, these restricted stock units will vest on May 15, 2027.

F2 · balance_after: Of the shares held as of May 15, 2026, 1,440 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Sutton ToddVP Corporate Controller
Tax withholdingCommon Stock 103 $155.18 $15,983.54
Disclosure

SEC source: 0002124265-26-000006 · form4-05192026_050513.xml · nonDerivative · entry 4

Sutton Todd · CIK 0002124265 · VP Corporate Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,544

F4 · price: Represents the closing price of the common stock on the date of the tax withholding.

F8 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the reporting person in May 2023. The shares issued to the reporting person on the vesting were reduced by a number of shares having a value equal to the reporting person's tax withholding obligation with respect to the vested restricted stock units.

F9 · balance_after: Of the shares held after this vesting event on May 15, 2026, 5,207 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

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May 15, 2026 Filed May 19, 2026 21:05 UTC
Sutton ToddVP Corporate Controller
Tax withholdingCommon Stock 112 $155.18 $17,380.16
Disclosure

SEC source: 0002124265-26-000006 · form4-05192026_050513.xml · nonDerivative · entry 3

Sutton Todd · CIK 0002124265 · VP Corporate Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,647

F4 · price: Represents the closing price of the common stock on the date of the tax withholding.

F6 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the reporting person in May 2024. The shares issued to the reporting person on the vesting were reduced by a number of shares having a value equal to the reporting person's tax withholding obligation with respect to the vested restricted stock units.

F7 · balance_after: Of the shares held after this vesting event on May 15, 2026, 5,557 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

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May 15, 2026 Filed May 19, 2026 21:05 UTC
Sutton ToddVP Corporate Controller
Tax withholdingCommon Stock 226 $155.18 $35,070.68
Disclosure

SEC source: 0002124265-26-000006 · form4-05192026_050513.xml · nonDerivative · entry 2

Sutton Todd · CIK 0002124265 · VP Corporate Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,759

F4 · price: Represents the closing price of the common stock on the date of the tax withholding.

F3 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the reporting person in May 2025. The shares issued to the reporting person on the vesting were reduced by a number of shares having a value equal to the reporting person's tax withholding obligation with respect to the vested restricted stock units.

F5 · balance_after: Of the shares held after this vesting event on May 15, 2026, 5,937 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

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May 15, 2026 Filed May 19, 2026 21:05 UTC
Sutton ToddVP Corporate Controller
GrantCommon Stock 1,168 $0.00 $0.00
Disclosure

SEC source: 0002124265-26-000006 · form4-05192026_050513.xml · nonDerivative · entry 1

Sutton Todd · CIK 0002124265 · VP Corporate Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,985

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming continuation of employment, these restricted stock units will vest as to one-third of the shares granted on each of May 15, 2027, May 15, 2028, and May 15, 2029.

F2 · balance_after: Of the shares held following this grant on May 15, 2026, 6,706 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

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May 15, 2026 Filed May 19, 2026 21:05 UTC
Ryzhik DavidSVP Interim CFO
Tax withholdingCommon Stock 226 $155.18 $35,070.68
Disclosure

SEC source: 0002123863-26-000004 · form4-05192026_050512.xml · nonDerivative · entry 2

Ryzhik David · CIK 0002123863 · SVP Interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,031

F4 · price: Represents the closing price of the common stock on the date of the tax withholding.

F3 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2025. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F5 · balance_after: Of the shares held after this vesting event on May 15, 2026, 8,695 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

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May 15, 2026 Filed May 19, 2026 21:05 UTC
Ryzhik DavidSVP Interim CFO
GrantCommon Stock 3,115 $0.00 $0.00
Disclosure

SEC source: 0002123863-26-000004 · form4-05192026_050512.xml · nonDerivative · entry 1

Ryzhik David · CIK 0002123863 · SVP Interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,257

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming continuation of employment, these restricted stock units will vest as to one-third of the shares granted on each of May 15, 2027, May 15, 2028, and May 15, 2029.

F2 · balance_after: Of the shares held following this grant on May 15, 2026, 9,464 were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.

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May 15, 2026 Filed May 19, 2026 21:05 UTC
Mahoney Robert JohnEVP Global Operations
Tax withholdingCommon Stock 61 $155.18 $9,465.98
Disclosure

SEC source: 0002101601-26-000008 · form4-05192026_050510.xml · nonDerivative · entry 6

Mahoney Robert John · CIK 0002101601 · EVP Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,877

F6 · price: Represents the closing price of the common stock on the date of the tax withholding.

F10 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2023. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F12 · balance_after: Of the shares held after this vesting event on May 15, 2026, 13,221 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

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May 15, 2026 Filed May 19, 2026 21:05 UTC
Mahoney Robert JohnEVP Global Operations
Tax withholdingCommon Stock 170 $155.18 $26,380.60
Disclosure

SEC source: 0002101601-26-000008 · form4-05192026_050510.xml · nonDerivative · entry 5

Mahoney Robert John · CIK 0002101601 · EVP Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,938

F6 · price: Represents the closing price of the common stock on the date of the tax withholding.

F10 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2023. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F11 · balance_after: Of the shares held after this vesting event on May 15, 2026, 13,346 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

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May 15, 2026 Filed May 19, 2026 21:05 UTC
Mahoney Robert JohnEVP Global Operations
Tax withholdingCommon Stock 173 $155.18 $26,846.14
Disclosure

SEC source: 0002101601-26-000008 · form4-05192026_050510.xml · nonDerivative · entry 4

Mahoney Robert John · CIK 0002101601 · EVP Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,108

F6 · price: Represents the closing price of the common stock on the date of the tax withholding.

F8 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2024. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F9 · balance_after: Of the shares held after this vesting event on May 15, 2026, 13,696 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Mahoney Robert JohnEVP Global Operations
Tax withholdingCommon Stock 372 $155.18 $57,726.96
Disclosure

SEC source: 0002101601-26-000008 · form4-05192026_050510.xml · nonDerivative · entry 3

Mahoney Robert John · CIK 0002101601 · EVP Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,281

F6 · price: Represents the closing price of the common stock on the date of the tax withholding.

F5 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2025. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F7 · balance_after: Of the shares held after this vesting event on May 15, 2026, 14,052 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Mahoney Robert JohnEVP Global Operations
GrantCommon Stock 1,947 $0.00 $0.00
Disclosure

SEC source: 0002101601-26-000008 · form4-05192026_050510.xml · nonDerivative · entry 2

Mahoney Robert John · CIK 0002101601 · EVP Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,653

F3 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. In this grant, the executive may earn shares of common stock, ranging from zero to 200% of the granted units. The shares are earned based on the achievement of performance goals based on relative total shareholder return over a performance period of January 1, 2026 to December 31, 2028. Assuming continuation of employment, 100% of the earned shares will vest on measurement of performance in 2029. Unearned restricted stock units will forfeit at such time.

F4 · balance_after: Of the shares held after this grant on May 15, 2026, 14,821 shares were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Mahoney Robert JohnEVP Global Operations
GrantCommon Stock 1,947 $0.00 $0.00
Disclosure

SEC source: 0002101601-26-000008 · form4-05192026_050510.xml · nonDerivative · entry 1

Mahoney Robert John · CIK 0002101601 · EVP Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,706

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming continuation of employment, these restricted stock units will vest as to one-third of the shares granted on each of May 15, 2027, May 15, 2028, and May 15, 2029.

F2 · balance_after: Of the shares held following this grant on May 15, 2026, 12,874 were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Blumenstock Gerald MEVP, Research, Dev. & Eng.
Tax withholdingCommon Stock 345 $155.18 $53,537.10
Disclosure

SEC source: 0001979418-26-000006 · form4-05192026_050508.xml · nonDerivative · entry 4

Blumenstock Gerald M · CIK 0001979418 · EVP, Research, Dev. & Eng.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,654

F6 · price: Represents the closing price of the common stock on the date of the tax withholding.

F8 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2024. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F9 · balance_after: Of the shares held after this vesting event on May 15, 2026, 20,493 shares were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Blumenstock Gerald MEVP, Research, Dev. & Eng.
Tax withholdingCommon Stock 744 $155.18 $115,453.92
Disclosure

SEC source: 0001979418-26-000006 · form4-05192026_050508.xml · nonDerivative · entry 3

Blumenstock Gerald M · CIK 0001979418 · EVP, Research, Dev. & Eng.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,999

F6 · price: Represents the closing price of the common stock on the date of the tax withholding.

F5 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2025. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F7 · balance_after: Of the shares held after this vesting event on May 15, 2026, 21,206 shares were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Blumenstock Gerald MEVP, Research, Dev. & Eng.
GrantCommon Stock 2,725 $0.00 $0.00
Disclosure

SEC source: 0001979418-26-000006 · form4-05192026_050508.xml · nonDerivative · entry 2

Blumenstock Gerald M · CIK 0001979418 · EVP, Research, Dev. & Eng.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,743

F3 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. In this grant, the executive may earn shares of common stock, ranging from zero to 200% of the granted units. The shares are earned based on the achievement of performance goals based on relative total shareholder return over a performance period of January 1, 2026 to December 31, 2028. Assuming continuation of employment, 100% of the earned shares will vest on measurement of performance in 2029. Unearned restricted stock units will forfeit at such time.

F4 · balance_after: Of the shares held after this grant on May 15, 2026, 22,743 shares were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Blumenstock Gerald MEVP, Research, Dev. & Eng.
GrantCommon Stock 2,725 $0.00 $0.00
Disclosure

SEC source: 0001979418-26-000006 · form4-05192026_050508.xml · nonDerivative · entry 1

Blumenstock Gerald M · CIK 0001979418 · EVP, Research, Dev. & Eng.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,018

F1 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. Assuming continuation of employment, these restricted stock units will vest as to one-third of the shares granted on each of May 15, 2027, May 15, 2028, and May 15, 2029.

F2 · balance_after: Of the shares held following this grant on May 15, 2026, 20,018 were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Tatnall ChristopherEVP Global Customer Operations
Tax withholdingCommon Stock 170 $155.18 $26,380.60
Disclosure

SEC source: 0001990732-26-000006 · form4-05192026_050506.xml · nonDerivative · entry 5

Tatnall Christopher · CIK 0001990732 · EVP Global Customer Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,793

F6 · price: Represents the closing price of the common stock on the date of the tax withholding.

F10 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2023. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F11 · balance_after: Of the shares held after this vesting event on May 15, 2026, 20,871 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Tatnall ChristopherEVP Global Customer Operations
Tax withholdingCommon Stock 345 $155.18 $53,537.10
Disclosure

SEC source: 0001990732-26-000006 · form4-05192026_050506.xml · nonDerivative · entry 4

Tatnall Christopher · CIK 0001990732 · EVP Global Customer Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,963

F6 · price: Represents the closing price of the common stock on the date of the tax withholding.

F8 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2024. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F9 · balance_after: Of the shares held after this vesting event on May 15, 2026, 21,221 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Tatnall ChristopherEVP Global Customer Operations
Tax withholdingCommon Stock 744 $155.18 $115,453.92
Disclosure

SEC source: 0001990732-26-000006 · form4-05192026_050506.xml · nonDerivative · entry 3

Tatnall Christopher · CIK 0001990732 · EVP Global Customer Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,308

F6 · price: Represents the closing price of the common stock on the date of the tax withholding.

F5 · acquired: This forfeiture of shares for tax withholding purposes relates to the vesting on May 15, 2026 of service vesting restricted stock units granted to the executive in May 2025. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested restricted stock units.

F7 · balance_after: Of the shares held after this vesting event on May 15, 2026, 21,934 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.

Read SEC document
May 15, 2026 Filed May 19, 2026 21:05 UTC
Tatnall ChristopherEVP Global Customer Operations
GrantCommon Stock 3,504 $0.00 $0.00
Disclosure

SEC source: 0001990732-26-000006 · form4-05192026_050506.xml · nonDerivative · entry 2

Tatnall Christopher · CIK 0001990732 · EVP Global Customer Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,052

F3 · price: These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan on May 15, 2026. In this grant, the executive may earn shares of common stock, ranging from zero to 200% of the granted units. The shares are earned based on the achievement of performance goals based on relative total shareholder return over a performance period of January 1, 2026 to December 31, 2028. Assuming continuation of employment, 100% of the earned shares will vest on measurement of performance in 2029. Unearned restricted stock units will forfeit at such time.

F4 · balance_after: Of the shares held after this grant on May 15, 2026, 23,471 shares were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.