Gerald M. Blumenstock - 15 Jun 2023 Form 4 Insider Report for AXCELIS TECHNOLOGIES INC (ACLS)

Role: EVP, Engineering
Signature: Lynnette C. Fallon, as attorney in fact for Gerald M. Blumenstock
Issuer symbol: ACLS
Transactions as of: 15 Jun 2023
Net transactions value: $0
Form type: 4
Filing time: 15 Jun 2023, 16:06:14 UTC
Previous filing: 12 Jun 2023
Next filing: 15 May 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ACLS	Common Stock	Award	$0	+4,182		$0.000000	4,182	15 Jun 2023	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	These shares are issuable on vesting of restricted stock units granted under the Company's 2012 Equity Incentive Plan. Assuming continuation of employment, 25% of these restricted stock units will vest on each of June 15, 2024, June 15, 2025, June 15, 2026 and June 15, 2027.
F2	Of the shares held after this grant on June 15, 2023, 4,182 were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.