JK
Insider
John T Kim
10% ownerJohn T Kim (10% owner) filed 1 Form 4 report in the trailing twelve months (0 purchases, 1 sale), most often in Amkor Technology, Inc. (AMKR). The largest single filing was $484.9M of AMKR (10,000,000 sh × $48.49, as filed), executed Feb 12.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
1
0 buys · 1 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$484.9M
shares × price, as filed
Last traded
Feb 12
Filed Feb 17
Median ADV $299.5M across their filed names
Open performance→Volume by month
Buys $28.6M
Sells $484.9M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Technology
1 filing
Sector per market data · by filing · past 12 months
Most traded names
AMKRRecent filings
AMKRSALE
Amkor Technology, Inc.
View filing →
$484.9M10,000,000 sh × $48.49
Exec Feb 12
Filed Feb 17 · 5:30 PM ET AMKRPURCHASE Amkor Technology, Inc. View filing → $9.6M
441,589 sh × $21.85
Exec Aug 1 2025
Filed Aug 5 2025 · 7:16 PM ET AMKRPURCHASE Amkor Technology, Inc. View filing → $19.0M
869,565 sh × $21.85
Exec Feb 24 2025
Filed Feb 26 2025 · 5:30 PM ET