WATSON DAVID N 4

What Happened
David N. Watson, a director of Amkor Technology, Inc. (AMKR), was issued 18.156 derivative units on March 31, 2026 reported as a grant/award (transaction code A). The filing lists an acquisition price of $0.00 and a reported value of $0. These units are dividend-equivalent units (DEUs) that represent additional restricted stock units (RSUs).

Key Details

• Transaction date: 2026-03-31; Form 4 filed: 2026-04-02 (filing appears timely).
• Transaction type/code: Grant/Award (A) — derivative award (DEUs representing RSUs).
• Shares/units acquired: 18.156; reported price: $0.00; reported value: $0.
• Shares owned after transaction: not specified in the provided filing details.
• Footnote F1: These 18.156 DEUs were accrued upon the March 31, 2026 dividend with respect to time-vested RSUs granted to the reporting person; each DEU represents an additional RSU subject to the same provisions as the underlying RSU.

Context
DEUs are dividend-equivalent units that convert into additional RSUs and are typically part of compensation plans — not an open-market purchase or sale. Such awards are common and do not, by themselves, indicate the director’s buy/sell sentiment.