Tily Gil C. 4

What Happened

• Tily Gil C., a director of Amkor Technology, sold 15,000 shares on 2026-05-11 at $77.30 per share, for total proceeds of $1,159,500. The Form 4 lists the transaction type as a sale (S), described as an open-market or private sale.

Key Details

• Transaction date: 2026-05-11; Price: $77.30; Shares sold: 15,000; Proceeds: $1,159,500.
• Form 4 filed: 2026-05-13 (appears to be timely — Form 4s are generally due within two business days).
• Shares owned after transaction: Not disclosed in the provided excerpt of the filing.
• Footnotes/plan notation: None provided in the supplied information (no 10b5-1, tax withholding, or other special codes noted).

Context

• This was a sale, which is often routine (e.g., diversification or liquidity) and does not by itself indicate the insider’s view of the company. Purchases typically carry more weight as a bullish signal. No additional context (like option exercise or gift) was included in the filing excerpt.