InsiderTrades

Form 4 for ACLS AXCELIS TECHNOLOGIES INC

Accepted 2025-04-22 00:00:00 ET · period of report 2025-04-21 · accession 0001415889-25-011152 · 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
2025-04-22 2025-04-21 ACLS Tatnall Christopher EVP Gbl Customer Ops F - Tax $45.23 -907 12.7K -7% -$41.0K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-04-21 F D 907 $45.23 12,660 D — — (F2) Represents the closing price of a share of the Company's common stock on April 21, 2025, the date shares were withheld by the Company to cover the tax withholding obligations of the executive on the vesting of RSUs on April 18, 2025. (F3) Of the shares held as of April 21, 2025, 8,754 shares were issuable on vesting of RSUs granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.