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Axcelis Technologies director Gregory B. Graves reported selling 3,225 shares of common stock on May 19, 2026 in two open-market transactions. He sold 2,625 shares at a weighted-average price of $141.4051 per share and 600 shares at a weighted-average price of $142.5146 per share. The prices reflect multiple trades within narrow ranges around those averages. Following these sales, he continues to hold shares, including 2,110 shares issuable upon vesting of restricted stock units granted under the 2012 Equity Incentive Plan, which remain subject to forfeiture.
Axcelis Technologies director John T. Kurtzweil reported an open-market sale of 3,500 shares of common stock on May 19, 2026 at a weighted-average price of $138.7917 per share. After the sale, he directly holds 32,990 shares, including 1,440 shares issuable upon vesting of restricted stock units that remain subject to forfeiture.
Axcelis Technologies director Jeanne Quirk executed an open-market sale of 1,789 shares of Common Stock at $140.22 per share. After this transaction, she directly holds 11,400 shares, including 1,440 shares issuable upon vesting of restricted stock units granted under the 2012 Equity Incentive Plan that remain subject to forfeiture.
Axcelis Technologies VP Corporate Controller Todd Sutton reported a routine tax-withholding event related to restricted stock units. On May 18, 2026, 184 shares of common stock were forfeited to cover taxes from RSUs that vested on May 16, 2026 at a price of $146.24 per share. After this event, Sutton held 8,360 shares directly, including 4,582 shares issuable upon future vesting of restricted stock units under the 2012 Equity Incentive Plan.
Axcelis Technologies EVP Global Operations Robert John Mahoney reported routine share dispositions tied to equity compensation. A total of 312 shares of common stock were withheld on May 18, 2026 to cover tax obligations arising from the May 16, 2026 vesting of restricted stock units granted in May 2022. The withholding price matched the common stock’s closing price of $146.24 per share. These transactions were tax-withholding events, not open-market purchases or sales.
Axcelis Technologies executive Greg Redinbo reported routine tax-withholding transactions, not open-market trades. On tax-withholding related to the May 16, 2026 vesting of restricted stock units granted in May 2022, 190 shares of common stock were forfeited at a price of $146.24 per share to cover his tax liability. Footnotes note that tens of thousands of additional shares are issuable upon future vesting of restricted stock units under the 2012 Equity Incentive Plan and remain subject to forfeiture.
Axcelis Technologies President and CEO Russell Low reported a routine tax-related share disposition. On May 18, 2026, 711 shares of common stock were withheld at $146.24 per share to satisfy tax obligations from the vesting of restricted stock units granted in May 2022.
After this event, Low directly held 154,900 shares. Footnotes state that 106,691 of the shares held after the May 16, 2026 vesting date are issuable upon future vesting of restricted stock units under the 2012 Equity Incentive Plan and remain subject to forfeiture.
ACLS affiliate files a Form 144 to sell common stock. The filing lists 1,166 shares of Common stock associated with restricted stock vesting under a registered plan on 05/15/2026. The Form 144 notice was recorded on 05/20/2026, and the sale is described as tied to restricted stock vesting under a registered plan.
Axcelis Technologies VP Corporate Controller Todd Sutton reported routine equity compensation and related tax withholding transactions in common stock. On May 15, 2026, he received a grant of 1,168 restricted stock units under the 2012 Equity Incentive Plan, which will vest in three equal annual installments starting in 2027. On the same date, a total of 441 shares of common stock were forfeited at $155.18 per share to satisfy tax withholding obligations tied to previously granted restricted stock units. Following these events, Sutton directly held 8,544 shares of Axcelis common stock.
Axcelis Technologies senior vice president and interim CFO David Ryzhik received a 3,115-share award of common stock on May 15, 2026, at no cash cost, in the form of restricted stock units scheduled to vest in three equal annual installments on May 15, 2027, 2028, and 2029. On the same date, 226 shares were withheld and forfeited at $155.18 per share to cover tax obligations from a prior restricted stock unit vesting. After these equity events, he held 10,031 shares of common stock directly, with footnotes indicating that many additional shares are issuable upon future vesting and subject to forfeiture, and the transactions were not reported as conducted under a Rule 10b5-1 trading plan.