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AI brief of an SEC Form 8-K · Amkor Technology (AMKR)

Amkor Technology: Director John Liu resigns from board, joins as executive VP

Neutral Impact 2 of 5 leadership Written later

Amkor Technology director John Liu resigned from the board on October 28, 2025, and the board reduced its size from eleven to ten directors. Liu is joining the company as Executive Vice President, Corporate Development and Strategy, effective November 3, 2025, so shareholders should note a board seat is vacated and a new senior executive role is starting.

Key points

  • John Liu resigned from the Board on October 28, 2025, and the filing states the resignation was not due to any disagreement with the company.
  • The board reduced its size from eleven to ten directors.
  • Liu joins Amkor as Executive Vice President, Corporate Development and Strategy on November 3, 2025.

The filing

CompanyAmkor Technology (AMKR)
Form8-K, current report
Filed with the SECNov 3, 2025, 9:06 AM ET
Accession number0001047127-25-000195

Items reported: 5.02 Director / Officer Change

Read the filing on SEC.gov ↗

Written by AI (Anthropic Claude, claude-haiku-5-5) on Nov 8, 2026, 1:17 AM ET, from the text of the filing and its press-release exhibits only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on November 03, 2025.

Briefs are written by AI from the filing text (each brief's own page names the model) and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the model's reading of the filing for shareholders, not a price forecast. Not investment advice.