AMKOR TECHNOLOGY INC (AMKR) Institutional Ownership and Insiders Activity

AMKOR TECHNOLOGY INC (AMKR) is widely held by institutional investors, with 1 tracked firm reporting positions valued at approximately $1.39M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Sequoia Financial Advisors is the largest disclosed holder, reporting approximately $1.39M in AMKR holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Sequoia Financial Advisors representing the majority of disclosed value.

Recent insider activity includes 19 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.