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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
2025-06-25 WATSON DAVID N Director Grant or award · Restricted Stock Units +38.53 9,827.53
2025-05-15 WATSON DAVID N Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-15 Tily Gil C. Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-15 Morse Robert Randolph Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-15 McCourt MaryFrances Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-15 LIU JOHN D Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-15 Liao Daniel JL Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-15 CHURCHILL WINSTON J Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-15 Carolin Roger Anthony Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-15 ALEXANDER DOUGLAS A Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-15 KIM SUSAN Y Director Grant or award · Restricted Stock Units +9,789 9,789
2025-05-14 WATSON DAVID N Director Option exercise +6,017 102,980
2025-05-14 WATSON DAVID N Director Option exercise · Restricted Stock Units −6,017.03 0
2025-05-14 Tily Gil C. Director Option exercise +6,017 143,806
2025-05-14 Tily Gil C. Director Option exercise · Restricted Stock Units −6,017.03 0
2025-05-14 Morse Robert Randolph Director Option exercise +6,017 117,355
2025-05-14 Morse Robert Randolph Director Option exercise · Restricted Stock Units −6,017.03 0
2025-05-14 McCourt MaryFrances Director Option exercise +6,017 55,918
2025-05-14 McCourt MaryFrances Director Option exercise · Restricted Stock Units −6,017.03 0
2025-05-14 LIU JOHN D Director Option exercise +2,983 2,983

Page 22 of 24 · 461 trades