VECO

SEC source: 0001497582-26-000003 · form4-03052026_040301.xml · nonDerivative · entry 1

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 439,543

F1 · price: Reflects average weighted purchase price. Actual purchase prices ranged from $30.95 to $31.51 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: 0001809296-25-000003 · form4-12122025_041201.xml · nonDerivative · entry 1

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,154.525

SEC source: 0001497582-25-000012 · form4-12052025_041217.xml · nonDerivative · entry 1

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 464,543

SEC source: 0001497582-25-000009 · form4-12022025_041201.xml · nonDerivative · entry 1

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 489,543

SEC source: 0001811702-25-000007 · form4-10032025_041001.xml · nonDerivative · entry 1

Devasahayam Adrian · CIK 0001811702 · SVP - PRODUCT LINE DEVELOPMENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 78,269.208

SEC source: 0001497582-25-000006 · form4-10032025_041001.xml · nonDerivative · entry 1

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 514,543

SEC source: 0001811702-25-000005 · form4-09242025_090918.xml · nonDerivative · entry 1

Devasahayam Adrian · CIK 0001811702 · SVP - PRODUCT LINE DEVELOPMENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 82,120.208

SEC source: 0001811702-25-000003 · form4-09162025_040907.xml · nonDerivative · entry 1

Devasahayam Adrian · CIK 0001811702 · SVP - PRODUCT LINE DEVELOPMENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 86,134.208

SEC source: 0001415889-25-023970 · form4-09092025_040901.xml · nonDerivative · entry 1

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 470,671

SEC source: 0001415889-25-024102 · form4a-09102025_080934.xml · nonDerivative · entry 1

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 539,543

F1 · balance_after: This amendment is filed to correct an inadvertent error in the number of shares reported Box 5 in the previous filing. No additional shares were disposed of that were not reported as a disposition on the original Form 4 filed on September 9, 2025.

SEC source: 0001415889-25-019055 · form4-07022025_040703.xml · nonDerivative · entry 1

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,154.525

F1 · shares: Represents 925.926 shares purchased under the Veeco Employee Stock Purchase Plan on June 30, 2025.

SEC source: 0001415889-25-019054 · form4-07022025_040701.xml · nonDerivative · entry 1

Devasahayam Adrian · CIK 0001811702 · SVP - PRODUCT LINE DEVELOPMENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,180.208

F1 · shares: Represents 925.926 shares purchased under the Veeco Employee Stock Purchase Plan on June 30, 2025.

SEC source: 0001415889-25-019041 · form4-07022025_040701.xml · nonDerivative · entry 1

Porshnev Peter · CIK 0001805363 · SVP, UNIFIED ENGINEERING

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 142,353.306

F1 · shares: Represents 925.926 shares purchased under the Veeco Employee Stock Purchase Plan on June 30, 2025.

SEC source: 0001415889-25-016233 · form4-06092025_040602.xml · nonDerivative · entry 1

Devasahayam Adrian · CIK 0001811702 · SVP - PRODUCT LINE DEVELOPMENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 89,254.282

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: 0001415889-25-012522 · form4-05092025_040501.xml · nonDerivative · entry 1

BAYLESS KATHLEEN A · CIK 0001230569 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,635

F1 · shares: These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2026 Annual Meeting of stockholders and (ii) the first anniversary of the award date.

SEC source: 0001415889-25-012523 · form4-05092025_040502.xml · nonDerivative · entry 1

JACKSON KEITH D · CIK 0001228890 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,209

F1 · shares: These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2026 Annual Meeting of stockholders and (ii) the first anniversary of the award date.

SEC source: 0001415889-25-012518 · form4-05092025_040501.xml · nonDerivative · entry 1

RAYMOND MARY JANE · CIK 0001192758 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,022

F1 · shares: These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2026 Annual Meeting of stockholders and (ii) the first anniversary of the award date.

SEC source: 0001415889-25-012515 · form4-05092025_040504.xml · nonDerivative · entry 1

St Dennis Thomas · CIK 0001339595 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,152

F1 · shares: These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2026 Annual Meeting of stockholders and (ii) the first anniversary of the award date.

SEC source: 0001415889-25-012514 · form4-05092025_040501.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,009

F1 · shares: These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2026 Annual Meeting of stockholders and (ii) the first anniversary of the award date.

SEC source: 0001415889-25-012511 · form4-05092025_040503.xml · nonDerivative · entry 1

Nicolaides Lena · CIK 0001371144 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,527

F1 · shares: These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2026 Annual Meeting of stockholders and (ii) the first anniversary of the award date.

SEC source: 0001415889-25-012510 · form4-05092025_040501.xml · nonDerivative · entry 1

DAMORE RICHARD A · CIK 0001206641 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 153,350

F1 · shares: These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2026 Annual Meeting of stockholders and (ii) the first anniversary of the award date.

SEC source: 0001415889-25-012486 · form4-05092025_040501.xml · nonDerivative · entry 1

Chand Sujeet · CIK 0001388884 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,134

F1 · shares: These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2026 Annual Meeting of stockholders and (ii) the first anniversary of the award date.

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: 0001415889-25-009029 · form4-03262025_040303.xml · nonDerivative · entry 2

Porshnev Peter · CIK 0001805363 · SVP, UNIFIED ENGINEERING

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 141,427.38

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

SEC source: 0001415889-25-009029 · form4-03262025_040303.xml · nonDerivative · entry 1

Porshnev Peter · CIK 0001805363 · SVP, UNIFIED ENGINEERING

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 147,504.38

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 16,250 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% level, which was realized.

SEC source: 0001415889-25-009028 · form4-03262025_040301.xml · nonDerivative · entry 2

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 495,671

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

SEC source: 0001415889-25-009028 · form4-03262025_040301.xml · nonDerivative · entry 1

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 594,545

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 78,000 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% level, which was realized.

SEC source: 0001415889-25-009023 · form4-03262025_040304.xml · nonDerivative · entry 2

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,228.599

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

SEC source: 0001415889-25-009023 · form4-03262025_040304.xml · nonDerivative · entry 1

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,722.599

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 16,250 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% level, which was realized.

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: 0001415889-25-009020 · form4-03262025_040301.xml · nonDerivative · entry 2

Devasahayam Adrian · CIK 0001811702 · SVP - PRODUCT LINE DEVELOPMENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 100,264.282

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

SEC source: 0001415889-25-009020 · form4-03262025_040301.xml · nonDerivative · entry 1

Devasahayam Adrian · CIK 0001811702 · SVP - PRODUCT LINE DEVELOPMENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,437.282

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 16,250 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% level, which was realized.

SEC source: 0001415889-25-008404 · form4-03182025_040301.xml · nonDerivative · entry 3

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 525,671

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

SEC source: 0001415889-25-008405 · form4-03182025_040303.xml · nonDerivative · entry 3

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,373.599

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 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: 0001415889-25-008396 · form4-03182025_040304.xml · nonDerivative · entry 3

Porshnev Peter · CIK 0001805363 · SVP, UNIFIED ENGINEERING

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 133,155.38

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

SEC source: 0001415889-25-008395 · form4-03182025_040301.xml · nonDerivative · entry 3

Devasahayam Adrian · CIK 0001811702 · SVP - PRODUCT LINE DEVELOPMENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,088.282

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

SEC source: 0001415889-25-008404 · form4-03182025_040301.xml · derivative · entry 6

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,334

Underlying: common stock · 15,166 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: 0001415889-25-008404 · form4-03182025_040301.xml · derivative · entry 5

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,000

Underlying: common stock · 91,000 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 91,000 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 91,000 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: 0001415889-25-008404 · form4-03182025_040301.xml · derivative · entry 4

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,000

Underlying: common stock · 49,000 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: 0001415889-25-008404 · form4-03182025_040301.xml · nonDerivative · entry 2

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 531,770

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

SEC source: 0001415889-25-008404 · form4-03182025_040301.xml · nonDerivative · entry 1

Miller William John · CIK 0001497582 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 538,377

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: 0001415889-25-008405 · form4-03182025_040303.xml · derivative · entry 6

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,334

Underlying: common stock · 2,666 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 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: 0001415889-25-008405 · form4-03182025_040303.xml · derivative · entry 5

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,600

Underlying: common stock · 15,600 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 15,600 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 15,600 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: 0001415889-25-008405 · form4-03182025_040303.xml · derivative · entry 4

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,400

Underlying: common stock · 8,400 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: 0001415889-25-008405 · form4-03182025_040303.xml · nonDerivative · entry 2

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,082.599

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

SEC source: 0001415889-25-008405 · form4-03182025_040303.xml · nonDerivative · entry 1

Wilkerson Susan · CIK 0001809296 · SVP, GLOBAL SALES & SERVICE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,819.599

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: 0001415889-25-008399 · 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.