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CIK 0001047127 · Large accelerated filer

AMKOR TECHNOLOGY, INC.

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Ticker
AMKR
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
231722724
Phone
480-821-5000
Business address
2045 EAST INNOVATION CIRCLE, TEMPE, AZ, 85284
Former names
AMKOR TECHNOLOGY INC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$739,870
in 6 filings, $740K under 10b5-1 plans

Net −$739,870. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-11-14 Haghighi Farshad Executive Vice President Option exercise +395 8,749
2025-11-14 Haghighi Farshad Executive Vice President Shares withheld for taxes −395 $31.68 $13K 8,354
2025-11-14 Haghighi Farshad Executive Vice President Option exercise · Restricted Stock Units −66 1,814
2025-11-14 Haghighi Farshad Executive Vice President Option exercise · Restricted Stock Units −67 3,644
2025-11-14 Haghighi Farshad Executive Vice President Option exercise · Restricted Stock Units −269 14,577
2025-11-14 Haghighi Farshad Executive Vice President Option exercise · Restricted Stock Units −395 32,199
2025-11-14 Engel Kevin Executive Vice President Option exercise +30 11,351
2025-11-14 Engel Kevin Executive Vice President Shares withheld for taxes −30 $31.68 $950 11,321
2025-11-14 Engel Kevin Executive Vice President Option exercise +47 11,368
2025-11-14 Engel Kevin Executive Vice President Shares withheld for taxes −47 $31.68 $1K 11,321
2025-11-14 Engel Kevin Executive Vice President Option exercise +223 11,544
2025-11-14 Engel Kevin Executive Vice President Shares withheld for taxes −223 $31.68 $7K 11,321
2025-11-14 Engel Kevin Executive Vice President Option exercise +369 11,690
2025-11-14 Engel Kevin Executive Vice President Shares withheld for taxes −369 $31.68 $12K 11,321
2025-11-14 Engel Kevin Executive Vice President Option exercise · Restricted Stock Units −30 910
2025-11-14 Engel Kevin Executive Vice President Option exercise · Restricted Stock Units −47 2,736
2025-11-14 Engel Kevin Executive Vice President Option exercise · Restricted Stock Units −223 12,942
2025-11-14 Engel Kevin Executive Vice President Option exercise · Restricted Stock Units −369 32,225
2025-11-04 John T. Kim 2024 GRAT #1 dtd. 08/09/2024 Member of 10% owner group Gift −806,000 1,194,000
2025-11-04 John T. Kim 2024 GRAT #2 dtd. 08/09/2024 Member of 10% owner group Gift −40,750 59,250

Page 17 of 24 · 461 trades