Compensation award — excluded from discretionary-purchase analysis.
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 OwnershipAll the details
Dates, kept separate
Transaction date
Jun 12, 2026
Reporting period
Not applicable
Filed with the SEC
Jun 12, 2026
DirectorGrant / award
Context
Classification
grant award
Code A — grant or award
Planned / mechanical clue
Footnote references vesting of compensation awards
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0001628280-26-042891
Filed / recorded
Jun 12, 2026, 8:36 PM UTC
Added to OQRO
Oct 6, 2026, 4:40 PM UTC
Parser
form4-xml-v2
Data quality
Verified: identifiers matched exactly
Issuer
AMKOR TECHNOLOGY, INC.
Issuer CIK
1047127
Ticker
AMKR
Reporting person
Susan Y Kim
Relationship
Director, 10% owner, Other
Security
Common Stock
Table
Non-derivative (Table I)
Transaction date
Jun 12, 2026
Transaction code
A
Shares / units
9,893
Price per share
$0.00
Acquired / disposed
Acquired (A)
Shares owned after
6,120,387
Ownership form
Direct
Amendment
No
Footnotes from the filing
On May 15, 2025, the Reporting Person was granted 9,789 time-vested restricted stock units ("RSUs") pursuant to the Amkor Technology, Inc. (the "Issuer") 2021 Equity Incentive Plan, as amended, and the applicable award agreement. On May 13, 2026, the RSUs, plus an additional 104 dividend equivalent units ("DEUs"), which each represented an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued, vested. On June 12, 2026, the RSUs and DEUs converted into common stock of the Issuer on a one-for-one basis.
