144 0001251708 XXXXXXXX LIVE 0000103145 VEECO INSTRUMENTS INC 000-16244 TERMINAL DRIVE PLAINVIEW NY 11803 516 677-0200 KIERNAN JOHN P Officer Common Wells Fargo Clearing Services

1 N. Jefferson Ave. St. Louis MO 63103

35000 1785869.72 61129640 08/10/2026 Nasdaq Common 03/13/2024 RSU Grant Issuer N 1604 03/22/2024 n/a Common 03/12/2024 RSU Grant Issuer N 2068 03/12/2024 n/a Common 03/18/2024 RSU Grant Issuer N 22539 03/18/2026 n/a Common 03/17/2024 RSU Grant Issuer N 2377 03/17/2024 n/a Common 01/02/2024 RSU Grant Issuer N 1095 01/02/2024 n/a Common 07/02/2023 RSU Grant Issuer N 1174 07/02/2023 n/a Common 03/17/2025 RSU Grant Issuer N 2377 03/17/2025 n/a Common 03/13/2026 RSU Grant Issuer N 1437 03/13/2025 n/a Common 03/14/2025 RSU Grant Issuer N 329 03/14/2025 n/a Y Shares were sold by the John & Elaine Kiernan Trust. John P. Kiernan is a trustee of the trust and is also an officer of VECO. 08/10/2026 05/11/2026 John P. Kiernan