SEC Filing Summary for Gerald M. Blumenstock

Gerald M. Blumenstock, EVP of Research, Development & Engineering at AXCELIS TECHNOLOGIES INC, reported a sale of 1161 shares of Common Stock on May 21, 2026. The transaction was executed at a price of $152.70 per share, resulting in a post-transaction ownership of 20,493 shares. It is important to note that these shares were acquired upon vesting of restricted stock units and are subject to forfeiture, as indicated by footnote F1. The filing was made on May 22, 2026, under document type 4.