Amkor Technology, INC Form 4 insider transactions

Agnes C. Kim, a member of Amkor Technology's 10% owner group, reported the acquisition of 1,738,000 shares directly and 2,711,000 shares indirectly through her spouse from grantor retained annuity trusts, effective July 30, 2025.

Mark N. Rogers, Amkor Technology's EVP & General Counsel, sold 15,000 shares of common stock for approximately $353,727 on July 31, 2025.

Amkor Technology's President and CEO, Guillaume Marie Jean Rutten, acquired 8,691 shares of common stock through the exercise of restricted stock units, representing the first vesting installment of a larger grant.

Amkor Technology's Chief Financial Officer, Megan Faust, reported the vesting of restricted stock units and a subsequent disposition of shares to cover tax obligations.

Amkor Technology's Executive Vice President, Kevin Engel, reported the scheduled vesting of 8,691 restricted stock units and the subsequent disposition of 3,725 shares for tax withholding purposes on June 30, 2025.

Douglas A. Alexander, a Director at Amkor Technology, Inc., has accrued additional restricted stock units through dividend equivalent units following a dividend payment on June 25, 2025.

Amkor Technology Director Winston J. Churchill acquired additional restricted stock units through dividend equivalent units, increasing his beneficial ownership.

Amkor Technology, Inc. Director Roger Anthony Carolin has reported the accrual of additional restricted stock units (RSUs) through dividend equivalent units (DEUs) on June 25, 2025, increasing his beneficial ownership.

Amkor Technology Director John D. Liu has accrued 38.5269 additional restricted stock units through dividend equivalent units following a dividend payment on June 25, 2025.

Amkor Technology Director Daniel Liao acquired 38.5269 additional restricted stock units on June 25, 2025, through dividend equivalent units.

Amkor Technology, Inc. Director MaryFrances McCourt has increased her beneficial ownership of the company's common stock through the accrual of dividend equivalent units on her existing restricted stock units.

Susan Y. Kim, a Director and 10% Owner of Amkor Technology, Inc., filed a Form 4 detailing her direct and extensive indirect beneficial ownership of over 60 million common shares and the accrual of dividend equivalent units on her restricted stock units.

Robert Randolph Morse, a director at Amkor Technology, Inc., reports the acquisition of dividend equivalent units related to restricted stock units.

Amkor Technology, Inc. Director Gil C. Tily accrued 38.5269 dividend equivalent units on June 25, 2025, increasing his beneficial ownership of restricted stock units.

Amkor Technology, Inc. Director David N. Watson reported the accrual of 38.5269 dividend equivalent units on his time-vested restricted stock units.

Director David N. Watson reports acquisition and disposal of Amkor Technology stock units related to vesting of restricted stock units.

Director Gil C. Tily reports acquisition and disposal of Amkor Technology stock and restricted stock units.

Director Robert Morse reports acquisition and disposal of Amkor Technology stock units related to vesting of restricted stock units.

MaryFrances McCourt, a director of Amkor Technology, reports the vesting and conversion of restricted stock units (RSUs) into common stock, as well as the grant of additional RSUs.

Director John D. Liu reports transactions involving Amkor Technology stock, including the vesting of restricted stock units and the grant of new units.

Director Daniel Liao reports acquisition and disposal of Amkor Technology stock units related to vesting of restricted stock units.

Director Winston J. Churchill reports acquisition and disposal of Amkor Technology stock units related to vesting restricted stock units.

Director Roger Carolin reports acquisition and disposal of Amkor Technology stock units related to vesting restricted stock units.

Director Douglas A. Alexander reports acquisition and disposal of Amkor Technology stock units related to vesting of restricted stock units.

Susan Y. Kim, a director at Amkor Technology, reported transactions involving restricted stock units and common stock, including the vesting of RSUs and new grants.

Susan Y. Kim, a director and member of a 10% owner group of Amkor Technology, Inc., filed a Form 4 detailing changes in her beneficial ownership of the company's common stock and restricted stock units.

Director John D. Liu reports the acquisition of dividend equivalent units related to restricted stock units of Amkor Technology.

Director Daniel Liao reports the acquisition of dividend equivalent units related to restricted stock units of Amkor Technology.

Director Robert Morse reports the acquisition of dividend equivalent units related to previously granted restricted stock units in Amkor Technology.

Director Winston J. Churchill reports the acquisition of dividend equivalent units (DEUs) in Amkor Technology, Inc. related to previously granted restricted stock units.