SEC Form 4 · accession 0002101601-26-000012
AXCELIS TECHNOLOGIES INC · ACLS
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Robert John Mahoney
Officer — EVP Global Operations
Period of report
Jun 2, 2026
Accepted (ET)
Jun 3, 2026 · 5:05 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001113232
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Jun 2, 2026 | S | 1,155 | $155.24 | D | 14,410 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Of the shares held after this sale on June 2, 2026, 12,578 shares were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture.