KIERNAN JOHN P

SEC source: 0001251708-26-000012 · form4-08122026_040805.xml · nonDerivative · entry 5

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 68,802

SEC source: 0001251708-26-000012 · form4-08122026_040805.xml · nonDerivative · entry 4

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 70,410

F4 · price: Reflects average weighted sale price. Actual sale prices ranged from $53.20 to $53.98 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001251708-26-000012 · form4-08122026_040805.xml · nonDerivative · entry 3

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 71,210

F3 · price: Reflects average weighted sale price. Actual sale prices ranged from $52.10 to $52.96 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001251708-26-000012 · form4-08122026_040805.xml · nonDerivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 73,310

F2 · price: Reflects average weighted sale price. Actual sale prices ranged from $50.995 to $51.965 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001251708-26-000012 · form4-08122026_040805.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 83,546

F1 · price: Reflects average weighted sale price. Actual sale prices ranged from $49.985 to $50.985 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001251708-26-000006 · form4-03242026_040302.xml · nonDerivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,622

F2 · shares: Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.

SEC source: 0001251708-26-000006 · form4-03242026_040302.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,671

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 · shares: On March 13, 2023, the reporting person was granted the contingent right to receive 17,550 performance-based restricted stock units ("PRSUs"). This contingent right was subject to the reporting person's continued service with the Company and the achievement of three-year performance criteria, which was based on the Company's total shareholder return relative to other companies in the Russell 2000 as specified in the award agreement (the "Criteria"). Each PRSU represented the contingent right to receive one share of Veeco common stock. The award, if earned, could range from 50% to 200% of the granted PRSUs based on the achievement of the Criteria. The common stock award reflected in this filing represents achievement at the 172.5% level, which was realized.

SEC source: 0001251708-26-000004 · form4-03172026_040304.xml · derivative · entry 10

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,334

Underlying: common stock · 4,666 shares

Expires not disclosed

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.expiration_date: These restricted units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001251708-26-000004 · form4-03172026_040304.xml · derivative · entry 9

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,083

Underlying: common stock · 4,083 shares

Expires not disclosed

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.expiration_date: These restricted units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001251708-26-000004 · form4-03172026_040304.xml · nonDerivative · entry 6

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,397

F2 · shares: Represents securities surrendered to Veeco to satisfy tax withholding due upon the vesting of restricted stock.

SEC source: 0001251708-26-000004 · form4-03172026_040304.xml · nonDerivative · entry 5

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,686

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 · shares: These restricted units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001251708-26-000004 · form4-03172026_040304.xml · nonDerivative · entry 4

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,020

F2 · shares: Represents securities surrendered to Veeco to satisfy tax withholding due upon the vesting of restricted stock.

SEC source: 0001251708-26-000004 · form4-03172026_040304.xml · nonDerivative · entry 3

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,019

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 · shares: These restricted units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001251708-26-000004 · form4-03172026_040304.xml · derivative · entry 8

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: common stock · 3,150 shares

Expires not disclosed

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.expiration_date: These restricted units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001251708-26-000004 · form4-03172026_040304.xml · nonDerivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,936

F2 · shares: Represents securities surrendered to Veeco to satisfy tax withholding due upon the vesting of restricted stock.

SEC source: 0001251708-26-000004 · form4-03172026_040304.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,650

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 · shares: These restricted units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001251708-26-000002 · form4-03122026_090345.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,500

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 · shares: These shares were acquired pursuant to a restricted stock award under the Veeco Instruments Inc. 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to one-third of such shares on each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued service through such dates.

F1 · balance_after: These shares were acquired pursuant to a restricted stock award under the Veeco Instruments Inc. 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to one-third of such shares on each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued service through such dates.

SEC source: 0001251708-26-000008 · form4a-05082026_040501.xml · derivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,918

Underlying: common stock · 42,500 shares

Expires not disclosed

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_price: Each restricted stock unit represents a contingent right to receive one share of Veeco common stock.

F3 · derivative.exercise_date: These restricted stock units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

F3 · derivative.expiration_date: These restricted stock units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001415889-25-012665 · form4-05122025_040502.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 82,680

F1 · balance_after: This balance reflects a transfer of 17,538 directly owned shares to the Kiernan Family Trust on April 28, 2025.

SEC source: 0001415889-25-010573 · form4-04112025_040401.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 67,642

SEC source: 0001415889-25-009022 · form4-03262025_040301.xml · nonDerivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,538

F2 · shares: Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.

SEC source: 0001415889-25-009022 · form4-03262025_040301.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,799

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 · shares: On March 17, 2022, the reporting person was granted the contingent right to receive 26,000 performance-based restricted stock units ("PRSUs"). This contingent right is subject to the reporting person's continued service with the Company and the achievement of three-year performance criteria, which is based on the Company's total shareholder return relative to other companies in the Russell 2000 as specified in the award agreement (the "Criteria"). Each PRSU represents the contingent right to receive one share of Veeco common stock. The award, if earned, could range from 50% to 200% of the granted PRSUs based on the achievement of the Criteria. The common stock award reflected in this filing represents achievement at the 88.3%, which was realized.

SEC source: 0001415889-25-008399 · form4-03182025_040301.xml · nonDerivative · entry 3

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,841

F2 · shares: Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.

SEC source: 0001415889-25-008399 · form4-03182025_040301.xml · derivative · entry 7

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,167

Underlying: common stock · 4,083 shares

Expires not disclosed

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.expiration_date: These restricted stock units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001415889-25-008399 · form4-03182025_040301.xml · derivative · entry 6

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,000

Underlying: common stock · 26,000 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Veeco common stock.

F4 · derivative.exercise_date: On March 14, 2025, the reporting person was granted the contingent right to receive 26,000 performance-based restricted stock units ("PRSUs"). This contingent right is subject to the reporting person's continued service with the Company and the achievement of three-year performance criteria, which is based on the Company's total shareholder return relative to other companies in the Russell 2000 as specified in the award agreement (the "Criteria"). Each PRSU represents the contingent right to receive one share of Veeco common stock. The award, if earned, could range from 50% to 200% of the granted PRSUs based on the achievement of the Criteria. If the Criteria are not achieved, the award will be forfeited. Subject to having been earned, vested shares will be delivered to the reporting person on the date specified in the award agreement, but in no case earlier than the third anniversary of the grant date.

F4 · derivative.expiration_date: On March 14, 2025, the reporting person was granted the contingent right to receive 26,000 performance-based restricted stock units ("PRSUs"). This contingent right is subject to the reporting person's continued service with the Company and the achievement of three-year performance criteria, which is based on the Company's total shareholder return relative to other companies in the Russell 2000 as specified in the award agreement (the "Criteria"). Each PRSU represents the contingent right to receive one share of Veeco common stock. The award, if earned, could range from 50% to 200% of the granted PRSUs based on the achievement of the Criteria. If the Criteria are not achieved, the award will be forfeited. Subject to having been earned, vested shares will be delivered to the reporting person on the date specified in the award agreement, but in no case earlier than the third anniversary of the grant date.

SEC source: 0001415889-25-008399 · form4-03182025_040301.xml · derivative · entry 5

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,000

Underlying: common stock · 14,000 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Veeco common stock.

F1 · derivative.exercise_date: These restricted stock units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

F1 · derivative.expiration_date: These restricted stock units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001415889-25-008399 · form4-03182025_040301.xml · nonDerivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,131

F2 · shares: Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.

SEC source: 0001415889-25-008399 · form4-03182025_040301.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,187

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 · shares: These restricted stock units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001415889-25-008103 · form4-03142025_040303.xml · derivative · entry 4

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,150

Underlying: common stock · 3,150 shares

Expires not disclosed

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.expiration_date: These shares were acquired pursuant to a restricted stock award under the Veeco Instructions Inc. 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to one-third of such shares on each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued service through such dates.

SEC source: 0001415889-25-008103 · form4-03142025_040303.xml · nonDerivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,104

F2 · shares: Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.

SEC source: 0001415889-25-008103 · form4-03142025_040303.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,817

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 · shares: These shares were acquired pursuant to a restricted stock award under the Veeco Instructions Inc. 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to one-third of such shares on each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued service through such dates.

SEC source: 0001415889-25-007522 · form4-03102025_040301.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 70,142

SEC source: 0001415889-25-003565 · form4-02112025_040201.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 72,642

SEC source: 0001415889-25-001386 · form4-01132025_040101.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 75,142

SEC source: 0001415889-24-028829 · form4-12102024_041201.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 77,642

SEC source: 0001415889-24-026611 · form4-11122024_041121.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 80,142

SEC source: 0001415889-24-025031 · form4-10112024_041001.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 82,642

F1 · price: Reflects average weighted purchase price. Actual purchase prices ranged from $32.24 to $32.88 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.

SEC source: 0001415889-24-023214 · form4-09112024_080924.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · By Family Trust

Disclosed balance after: 85,142

F1 · price: Reflects average weighted purchase price. Actual purchase prices ranged from $28.715 to $29.46 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.

SEC source: 0001415889-24-021293 · form4-08142024_040801.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 87,642

F1 · shares: The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 29, 2024.

F2 · price: Reflects average weighted purchase price. Actual purchase prices ranged from $35.98 to $36.76 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.

SEC source: 0001415889-24-019519 · form4-07122024_040702.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 94,809

F1 · shares: The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 29, 2024.

F2 · price: Reflects average weighted purchase price. Actual purchase prices ranged from $47.91 to $48.94 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.

SEC source: 0001415889-24-016439 · form4-06112024_110605.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,167

F1 · shares: The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 29, 2024.

F2 · price: Reflects average weighted purchase price. Actual purchase prices ranged from $42.22 to $43.82 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.

SEC source: 0001415889-24-008758 · form4-03202024_040301.xml · nonDerivative · entry 3

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,350

F1 · shares: Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.

SEC source: 0001415889-24-008758 · form4-03202024_040301.xml · nonDerivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,311

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 · shares: On March 12, 2021, the reporting person was granted the contingent right to receive 22,750 performance-based restricted stock units ("PRSUs"). This contingent right was subject to the reporting person's continued service with the Company and the achievement of three-year performance criteria, which was based on the Company's total shareholder return relative to other companies in the Russell 2000 as specified in the award agreement (the "Criteria"). Each PRSU represented the contingent right to receive one share of Veeco common stock. The award, if earned, could range from 50% to 200% of the granted PRSUs based on the achievement of the Criteria. The common stock award reflected in this filing represents achievement at the 200% level, which was realized.

SEC source: 0001415889-24-008758 · form4-03202024_040301.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,811

F1 · shares: Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.

SEC source: 0001415889-24-008288 · form4-03182024_040301.xml · derivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,750

Underlying: common stock · 22,750 shares

Expires not disclosed

F3 · derivative.exercise_price: On March 14, 2024, the reporting person was granted the contingent right to receive 22,750 performance-based restricted stock units ("PRSUs"). This contingent right is subject to the reporting person's continued service with the Company and the achievement of three-year performance criteria, which is based on the Company's total shareholder return relative to other companies in the Russell 2000 as specified in the award agreement (the "Criteria"). Each PRSU represents the contingent right to receive one share of Veeco common stock. The award, if earned, could range from 50% to 200% of the granted PRSUs based on the achievement of the Criteria. If the Criteria are not achieved, the award will be forfeited. Subject to having been earned, vested shares will be delivered to the reporting person on the date specified in the award agreement, but in no case earlier than the third anniversary of the grant date.

F3 · derivative.exercise_date: On March 14, 2024, the reporting person was granted the contingent right to receive 22,750 performance-based restricted stock units ("PRSUs"). This contingent right is subject to the reporting person's continued service with the Company and the achievement of three-year performance criteria, which is based on the Company's total shareholder return relative to other companies in the Russell 2000 as specified in the award agreement (the "Criteria"). Each PRSU represents the contingent right to receive one share of Veeco common stock. The award, if earned, could range from 50% to 200% of the granted PRSUs based on the achievement of the Criteria. If the Criteria are not achieved, the award will be forfeited. Subject to having been earned, vested shares will be delivered to the reporting person on the date specified in the award agreement, but in no case earlier than the third anniversary of the grant date.

F3 · derivative.expiration_date: On March 14, 2024, the reporting person was granted the contingent right to receive 22,750 performance-based restricted stock units ("PRSUs"). This contingent right is subject to the reporting person's continued service with the Company and the achievement of three-year performance criteria, which is based on the Company's total shareholder return relative to other companies in the Russell 2000 as specified in the award agreement (the "Criteria"). Each PRSU represents the contingent right to receive one share of Veeco common stock. The award, if earned, could range from 50% to 200% of the granted PRSUs based on the achievement of the Criteria. If the Criteria are not achieved, the award will be forfeited. Subject to having been earned, vested shares will be delivered to the reporting person on the date specified in the award agreement, but in no case earlier than the third anniversary of the grant date.

SEC source: 0001415889-24-008288 · form4-03182024_040301.xml · derivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,250

Underlying: common stock · 12,250 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Veeco common stock.

F2 · derivative.exercise_date: These restricted stock units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

F2 · derivative.expiration_date: These restricted stock units (RSUs) were acquired pursuant to an award under the Veeco Instruments 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to 1/3 of such RSUs on each of the first, second and third anniversaries of the date of grant. Vested shares of Veeco common stock will be delivered to the reporting person on the vesting date.

SEC source: 0001415889-24-007998 · form4-03142024_040302.xml · derivative · entry 5

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,300

Underlying: common stock · 3,150 shares

Expires not disclosed

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.expiration_date: These shares were acquired pursuant to a restricted stock award under the Veeco Instructions Inc. 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to one-third of such shares on each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued service through such dates.

SEC source: 0001415889-24-007998 · form4-03142024_040302.xml · nonDerivative · entry 3

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,101

F1 · shares: Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.

SEC source: 0001415889-24-007998 · form4-03142024_040302.xml · nonDerivative · entry 2

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,647

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 · shares: These shares were acquired pursuant to a restricted stock award under the Veeco Instructions Inc. 2019 Stock Incentive Plan and are subject to certain restrictions. These restrictions will lapse with respect to one-third of such shares on each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued service through such dates.

SEC source: 0001415889-24-007998 · form4-03142024_040302.xml · nonDerivative · entry 1

KIERNAN JOHN P · CIK 0001251708 · SVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,497

F1 · shares: Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.