Form 4 for ACLS AXCELIS TECHNOLOGIES INC

Accepted 2023-03-01 00:00:00 ET · period of report 2023-02-28 · accession 0001209191-23-014084 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2023-03-01	2023-02-28	ACLS	FALLON LYNNETTE C	Executive VP, HR, Legal	F - Tax	$0.00	-5,595	43.0K	-12%	$0

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2023-02-28	F	D	1,772	$0.00	44,449	D	—	—	(F2) These shares were withheld by the Company to cover the tax withholding obligations of the executive on the vesting of restricted stock units on February 28, 2023. (F3) Of the shares beneficially owned by the executive on February 28, 2023 after the vesting of the 2021 performance based restricted stock units, 27,496 shares were issuable on vesting of restricted stock units which are subject to forfeiture. This number includes 3,823 shares issuable under the executive's 2022 performance based restricted stock units, which also vested on February 28, 2023.
2	Common	Common Stock	2023-02-28	F	D	3,823	$0.00	43,036	D	—	—	(F2) These shares were withheld by the Company to cover the tax withholding obligations of the executive on the vesting of restricted stock units on February 28, 2023. (F5) Of the shares beneficially owned by the executive on February 28, 2023 after the vesting of shares issued on both the 2021 performance based restricted stock units and the 2022 performance based restricted stock units, 23,673 shares were issuable on vesting of restricted stock units which are subject to forfeiture.