Guillaume Marie Jean Rutten sold $531K of Amkor Technology (AMKR)

Executed Jan 15, disclosed Jan 20, 5 days later.

Value, as filed

$531K

10,000 sh × $53.14

Executed

Jan 15

the trade date, as filed

Disclosed

Jan 20

5 days after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

purchases only

Returns are measured on stock purchases only.

The filer

Guillaume Marie Jean Rutten President and CEO profile →

Guillaume Marie Jean Rutten (President and CEO) filed 8 Form 4 reports in the trailing twelve months (0 purchases, 8 sales), most often in Amkor Technology, Inc. (AMKR). The largest single filing was $3.7M of AMKR (50,000 sh × $74.28, as filed), executed May 8.

The name

AMKR

Amkor Technology, Inc. AMKR · Technology · 55 filings in 24 months ticker →

Technology · Amkor Technology, Inc. provides outsourced semiconductor packaging and test services in the United States, Japan, Europe, and the Asia Paci…

More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→

Other filings by Guillaume Marie Jean Rutten in AMKR

AMKRSALE Amkor Technology, Inc. $2.7M
50,000 sh across 2 lots
Exec Aug 5
Filed Aug 7 · 4:36 PM ET AMKRSALE Amkor Technology, Inc. $3.7M
50,000 sh × $74.28
Exec May 8
Filed May 12 · 5:30 PM ET AMKRSALE Amkor Technology, Inc. $976K
20,000 sh × $48.80
Exec Feb 24
Filed Feb 26 · 5:30 PM ET AMKRSALE Amkor Technology, Inc. $459K
10,000 sh × $45.89
Exec Feb 17
Filed Feb 18 · 5:30 PM ET AMKRSALE Amkor Technology, Inc. $448K
10,000 sh × $44.80
Exec Dec 15 2025
Filed Dec 17 2025 · 5:30 PM ET AMKRSALE Amkor Technology, Inc. $317K
10,000 sh × $31.68
Exec Nov 17 2025
Filed Nov 19 2025 · 5:30 PM ET AMKRSALE Amkor Technology, Inc. $307K
10,000 sh × $30.74
Exec Oct 15 2025
Filed Oct 17 2025 · 5:30 PM ET AMKRSALE Amkor Technology, Inc. $300K
10,000 sh × $30.00
Exec Sep 23 2025
Filed Sep 23 2025 · 5:30 PM ET