Chiu Tzu Yin Insider Trading -- Recent SEC Form 4 Transactions

Chiu Tzu Yin (CIK 1738290) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-18). Recent activity: Buy ACLS (1,440 shares), Buy ACLS (3,586 shares). Source: SEC Form 4.

DateCompanyRoleTypeSharesValue
2026-05-18AXCELIS TECHNOLOGIES INC (ACLS)DirectorBuy1,440$0
2025-05-15AXCELIS TECHNOLOGIES INC (ACLS)DirectorBuy3,586$0

Source: SEC Form 4 filings · as of 2026-05-18