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 30, 2026
Reporting period
Not applicable
Filed with the SEC
Jul 2, 2026
CEOTax withholding
Context
Classification
tax withholding
Code F — shares delivered to pay exercise price or tax liability
Planned / mechanical clue
Tax mechanics (code F)
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0001628280-26-046962
Filed / recorded
Jul 2, 2026, 8:37 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
Kevin K. Engel
Relationship
Director, Officer
Officer title
President and CEO
Security
Common Stock
Table
Non-derivative (Table I)
Transaction date
Jun 30, 2026
Transaction code
F
Shares / units
3,725
Price per share
$86.23
Acquired / disposed
Disposed (D)
Shares owned after
12,887
Ownership form
Direct
Amendment
No
Footnotes from the filing
The transaction represents shares withheld by Amkor Technology, Inc. (the "Issuer") in connection with the vesting of certain restricted stock units ("RSUs") granted to the Reporting Person on February 20, 2025 (the "Grant Date") pursuant to the Issuer's 2021 Equity Incentive Plan, as amended, and the related award agreement. These shares were withheld to satisfy the Reporting Person's tax withholding obligations. The Issuer will pay these taxes on behalf of the Reporting Person.
