Skip to main content

Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

AMKR holding history

Amkor Technology, Inc. in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

AMKR overviewAll 13F holders of AMKRFull Q2 2026 holdings

Shares (Q2 2026)
49,051
Value
$4.23M
% of portfolio
0.1%
Quarters held
10
Since Q2 2022
Holdings of AMKR by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202649,051$4.23M0.1%+49,051NewHolders
Q4 20250$00.0%−11,611−100.0%Sold outHolders
Q3 202511,611$329.0K<0.1%−1,943−14.3%ReducedHolders
Q2 202513,554$284.0K<0.1%+13,554NewHolders
Q1 20250$00.0%−27,966−100.0%Sold outHolders
Q4 202427,966$718.0K<0.1%+27,966NewHolders
Q3 20240$00.0%−30,704−100.0%Sold outHolders
Q2 202430,704$1.23M<0.1%+17,818+138.3%AddedHolders
Q1 202412,886$415.0K<0.1%−28,519−68.9%ReducedHolders
Q4 202341,405$1.38M<0.1%+41,405NewHolders
Q2 20230$00.0%−12,960−100.0%Sold outHolders
Q1 202312,960$337.0K<0.1%+10,310+389.1%AddedHolders
Q4 20222,650$63.0K<0.1%+2,650NewHolders
Q3 20220$00.0%−1,744−100.0%Sold outHolders
Q2 20221,744$29.0K<0.1%+1,744NewHolders