Insider trade

Director sold ~$976K of AMKR shares in the open market

Traded Feb 24, 2026 · Filed Feb 26, 2026

Why it stands out

A board member of Amkor Technology sold $976K of Amkor Technology shares. Nobody planned it ahead of time.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Director$500K–$1M

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$976,000

Shares × reported transaction price

Timing vs results

15 days after results of Feb 9, 2026, 62 days before results of Apr 27, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Planned / mechanical clue

None found in footnotes

Only flagged when a footnote says so; never inferred

After	Stock	S&P 500	Difference
7 days	−13.0%	−2.0%	−11.0%
30 days	−13.7%	−7.9%	−5.9%
90 days	+47.6%	+10.0%	+37.6%
180 days	+1.2%	+11.7%	−10.5%

Past results only. Not a forecast.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $48.80 to $48.86. The Reporting Person hereby undertakes to provide, upon request, to the staff of the Securities and Exchange Commission, Amkor Technology, Inc. (the "Issuer"), or any security holder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4.

7mo ago

Derivative exercise or conversion — not an open-market buy.

Scheduled in advance7mo ago

7mo ago

Derivative exercise or conversion — not an open-market buy.