Tatnall Christopher 4
4 · AXCELIS TECHNOLOGIES INC · Filed Mar 3, 2026
Research Summary
AI-generated summary of this filing
Axcelis (ACLS) EVP Christopher Tatnall Sells 1,121 Shares for Tax
What Happened
Christopher Tatnall, EVP Global Customer Operations at Axcelis Technologies (ACLS), had 1,121 shares forfeited on March 2, 2026 to satisfy tax withholding tied to the February 28, 2026 vesting of performance-based restricted stock units (2024 PRSUs). The shares were valued at $86.58 each (closing price on March 2, 2026) for a total value of $97,056. The filing reports the transaction as code F — payment of exercise price or tax liability (share withholding).
Key Details
- Transaction date: March 2, 2026 (filed March 3, 2026; filing appears timely).
- Shares forfeited/surrendered: 1,121 at $86.58 per share; total value reported $97,056 (F2 = closing price).
- Transaction code: F (payment of tax liability via share forfeiture).
- Footnote summary:
- F1: Forfeiture was to cover tax withholding on 2024 PRSUs granted May 2024; 150% of the target award was determined earned, with half vested 2/28/2025 and the remainder vested 2/28/2026.
- F3: After the vesting, the filing notes that 17,570 shares remain issuable on vesting of other restricted stock units held by the reporting person and are subject to forfeiture.
- Filing timeliness: Reported the day after the transaction (no late-filing flag indicated).
- The filing does not provide a total post-transaction share count for the reporting person.
Context
This was a routine share withholding to cover tax obligations on vested PRSUs (a common practice), not an open‑market sale intended to realize gains. Such withholding is administrative and should not be read as an insider purchase or a directional signal about the company.
Insider Transaction Report
- Tax Payment
Common Stock
[F2][F1][F3]2026-03-02$86.58/sh−1,121$97,056→ 23,183 total
Footnotes (3)
- [F1]This forfeiture of shares for tax withholding purposes relates to the vesting on February 28, 2026 of performance-based restricted stock units ("2024 PRSUs") granted to the executive in May 2024. Of the 2024 PRSUs granted, 150% were determined to be earned by the executive pursuant to a resolution of the Axcelis Technologies, Inc. Compensation Committee on February 13, 2025, with half of the earned shares vesting on February 28, 2025 and the remaining half of the earned shares vesting on February 28, 2026. The shares issued to the executive on the vesting were reduced by a number of shares having a value equal to the executive's tax withholding obligation with respect to the vested 2024 PRSUs.
- [F2]Represents the closing price of the Company's common stock on March 2, 2026, the date of the tax withholding.
- [F3]Of the shares held after the vesting of the remaining 2024 PRSUs, 17,570 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.