Amkor Technology, Inc. (NASDAQ:AMKR) is one of Billionaire Ken Fisher’s 15 Most Notable Moves for 2026. Amkor Technology, Inc. (NASDAQ:AMKR) has consistently featured in the 13F portfolio of Fisher Asset Management for the past three years. However, the fund has steadily been building up the initial stake, bought in late 2022. Back then, it was just around 50,000 shares purchased at an average price of $23.17. In six of the last seven quarters, the fund has bought up more shares of the company. The latest ...