Tzu Yin Chiu

Companies

• Axcelis TechnologiesBoard member May 16, 2018 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 ACLS11,843 shares²$1.3M at $111.93May 15, 2026

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

Recent filings

• May 15, 2026Granted 1,440 shares of Axcelis Technologies²
• May 15, 2025Granted 3,586 shares of Axcelis Technologies³
• May 15, 2024Granted 1,662 shares of Axcelis Technologies⁴
• May 15, 2024Granted 1,162 shares of Axcelis Technologies⁵
• May 16, 2023Sold 15,000 shares at $129.50 of Axcelis Technologies⁶
• May 15, 2023Granted 1,282 shares of Axcelis Technologies⁷
• May 9, 2023Sold 10,000 shares at $118.50 of Axcelis Technologies⁸
• Feb 1, 2023Sold 1,700 shares at $127.12 of Axcelis Technologies⁹
• May 16, 2022Granted 2,689 shares of Axcelis Technologies¹⁰