Robert John Mahoney

Companies

• Axcelis TechnologiesEVP Global Operations Dec 22, 2025 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Axcelis Technologies ACLS14,410 shares²$1.6M at $111.93Jun 2, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Jun 2, 2026Sold 1,155 shares at $155.24 of Axcelis Technologies²
• May 18, 2026Shares withheld for tax 130 shares at $146.24 of Axcelis Technologies³
• May 18, 2026Shares withheld for tax 182 shares at $146.24 of Axcelis Technologies³
• May 15, 2026Shares withheld for tax 61 shares at $155.18 of Axcelis Technologies⁴
• May 15, 2026Shares withheld for tax 170 shares at $155.18 of Axcelis Technologies⁴
• May 15, 2026Shares withheld for tax 173 shares at $155.18 of Axcelis Technologies⁴
• May 15, 2026Shares withheld for tax 372 shares at $155.18 of Axcelis Technologies⁴
• May 15, 2026Granted 1,947 shares of Axcelis Technologies⁴
• May 15, 2026Granted 1,947 shares of Axcelis Technologies⁴
• May 12, 2026Sold 2,258 shares at $161.00 of Axcelis Technologies⁵
• Mar 2, 2026Shares withheld for tax 573 shares at $86.58 of Axcelis Technologies⁶
• Jan 15, 2026Granted 1,734 shares of Axcelis Technologies⁷