Veeco SVP reports PRSU vesting and tax share surrender

Veeco Instruments senior vice president Adrian Devasahayam reported equity-related transactions tied mainly to compensation.

Rhea-AI Filing Summary

Veeco Instruments senior vice president Adrian Devasahayam reported equity-related transactions tied mainly to compensation. On March 20, 2026, 26,910 performance-based restricted stock units vested after the company achieved 172.5% of the three-year total shareholder return goals, converting into the same number of common shares.

To cover tax obligations from this vesting, 10,144 shares were surrendered back to Veeco at $31.00 per share rather than sold on the open market. Devasahayam also acquired 373 shares through the Veeco Employee Stock Purchase Plan at $25.959 per share. Following these transactions, he directly holds 132,522.208 Veeco common shares.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Devasahayam Adrian

Role SVP - PRODUCT LINE DEVELOPMENT

Type	Security	Shares	Price	Value
Exercise	Common Stock	26,910	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	10,144	$31.00	$314K
Grant/Award	Common Stock	373	$25.959	$10K

Holdings After Transaction: Common Stock — 132,522.208 shares (Direct)

Footnotes (3)

1. F1. On March 13, 2023, the reporting person was granted the contingent right to receive 15,600 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.
2. F2. Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.
3. F3. Represents 373 shares purchased under the Veeco Employee Stock Purchase Plan on March 20, 2026.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did Veeco (VECO) SVP Adrian Devasahayam report?

Adrian Devasahayam reported vesting of 26,910 performance-based restricted stock units, surrender of 10,144 shares to cover taxes, and purchase of 373 shares through Veeco’s Employee Stock Purchase Plan, all dated March 20, 2026.

Were any of Adrian Devasahayam’s Veeco (VECO) transactions open-market sales?

No open-market sales were reported. 10,144 shares were surrendered to Veeco to satisfy tax withholding obligations on vested restricted stock, which is a non-market disposition, not a sale into the public market.

What performance level triggered the Veeco (VECO) PRSU vesting for Adrian Devasahayam?

The performance-based restricted stock units vested at a 172.5% achievement level. This level was based on Veeco’s three-year total shareholder return versus Russell 2000 companies, resulting in 26,910 common shares being delivered to Devasahayam.

How many Veeco (VECO) shares does Adrian Devasahayam hold after these Form 4 transactions?

After the reported equity events, Adrian Devasahayam directly holds 132,522.208 shares of Veeco common stock. This figure reflects the net position following PRSU vesting, tax-withholding surrender, and shares acquired through the employee stock purchase plan.

What is the nature of the 10,144 Veeco (VECO) shares disposed by Adrian Devasahayam?

The 10,144 shares were surrendered to Veeco to cover tax withholding obligations tied to restricted stock vesting. This tax-withholding disposition is a standard administrative step and does not represent an open-market sale to third-party investors.

How did Adrian Devasahayam acquire additional Veeco (VECO) shares besides PRSU vesting?

In addition to PRSU vesting, Devasahayam acquired 373 Veeco shares through the company’s Employee Stock Purchase Plan at $25.959 per share, as of March 20, 2026, increasing his direct ownership stake.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/24/2026 - 04:30 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Devasahayam Adrian

(Last) (First) (Middle)

C/O VEECO INSTRUMENTS INC.

1 TERMINAL DRIVE

(Street)

PLAINVIEW NEW YORK 11803

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
VEECO INSTRUMENTS INC [ VECO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP - PRODUCT LINE DEVELOPMENT

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/20/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/20/2026		M		26,910(1)	A	$0	142,293.208	D
Common Stock	03/20/2026		F		10,144(2)	D	$31	132,149.208	D
Common Stock	03/20/2026		A	V	373(3)	A	$25.959	132,522.208	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. On March 13, 2023, the reporting person was granted the contingent right to receive 15,600 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.

2. Represents securities surrendered to Veeco to satisfy tax withholding obligations due upon the vesting of restricted stock.

3. Represents 373 shares purchased under the Veeco Employee Stock Purchase Plan on March 20, 2026.

	/s/ Kirk W. Mackey, Attorney-in-Fact	03/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)