InsidersTradesSigma
Total declarations
Company
▲ Purchases (2 ops.)
▼ Sales (5 ops.)
Insider track record
CEODisclosed buys
2
Disclosed sells
5
T+90 hit rate
67%
T+90 mean return
+12.7%
Across 15 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by KIM JOHN T, Executive. Insider active across 1 company, notably Amkor Technology, INC.. Cumulatively, 24 reports have been published. Breakdown: 2 buys · 5 sells. Total volume traded: €903.9m. Activity tracked since 3 May 2021. The latest transaction was filed on 12 February 2026 (Cession). Regulator: SEC (Form 4). The full history is openly available.
Declarations24 total
10,000,000 shares@ US$48.492.34% mcap45.6% of flowCommon StockSEC:0001158926-26-000003:0
10,000,000 shares@ US$48.4945.6% of flowCommon StockSEC:0001158926-26-000003
725,000 shares0Common StockSEC:0001158926-25-000014
725,000 shares0Common StockSEC:0001158926-25-000014:0
438,002 shares0Common StockSEC:0001158926-25-000009
438,002 shares0Common StockSEC:0001158926-25-000009:0
280,001 shares0Common StockSEC:0001158926-25-000009:1
441,589 shares@ US$21.850.9% of flowCommon StockSEC:0001158926-25-000009:2
Ideal exit: 28 Apr 2026 (T+270)
869,565 shares@ US$21.851.9% of flowCommon StockSEC:0001158926-25-000004:0
Ideal exit: 21 Nov 2025 (T+270)
274,000 shares0Common StockSEC:0001158926-25-000002:0
2,100,000 shares0Common StockSEC:0001158926-24-000002:0
972,920 shares0Common StockSEC:0001209191-23-059789:0
2,000,000 shares0Common StockSEC:0001209191-23-055588:0
498,232 shares0Common StockSEC:0001209191-23-043875:0
443,811 shares0Common StockSEC:0001209191-23-043574:0
384,000 shares@ US$25.281.0% of flowCommon StockSEC:0001209191-23-012911:0
1,051,880 shares0Common StockSEC:0000899243-22-038927:0
80,000 sharesCommon StockSEC:0000899243-22-010588:0
626,192 shares@ US$24.700.076% mcap1.5% of flowCommon StockSEC:0000899243-22-002798:0
626,192 shares@ US$24.700.076% mcap3.0% of flowCommon StockSEC:0000899243-22-002798
1,187,087 shares@ US$24.680.15% mcap2.9% of flowCommon StockSEC:0000899243-22-000442:0
1,187,087 shares@ US$24.680.15% mcap5.8% of flowCommon StockSEC:0000899243-22-000442
20,000 shares@ US$6.460.0% of flowCommon StockSEC:0000899243-21-017983
20,000 shares@ US$6.460.0006% mcap0.0% of flowCommon StockSEC:0000899243-21-017983:0
24 of 24 declarations
About KIM JOHN T
John T. Kim is an Executive at Amkor Technology, Inc. Although his specific role is not detailed, he contributes to the leadership and strategy of the company. His expertise in the technology sector is an asset for Amkor.
