Amkor Technology, Inc. number of employees

Amkor Technology, Inc. reported 30,800 employees at December 31, 2025 in its latest annual report, up 2,500 (8.8%) on the year before. Revenue per employee was $217,792.

Headcount by year

Fiscal year end	Employees	Change	Revenue per employee	Source
December 31, 2025	30,800	+2,500 (8.8%)	$217,792	10-K, filed February 20, 2026
December 31, 2024	28,300	—	$223,240	10-K, filed February 21, 2025

What the annual reports say

As of December 31, 2025, Amkor employed 30,800 employees, of whom approximately 95%, 4% and 1% resided in the Asia-Pacific region, Europe and the United States, respectively. 2025 annual report
As of December 31, 2024, Amkor employed 28,300 employees, of whom approximately 96%, 3% and 1% resided in the Asia-Pacific region, Europe and the United States, respectively. 2024 annual report

Headcount as the company states it in Item 1 of its annual report (some count full-time equivalents or exclude part-time and temporary staff), at the date it gives. Years where the report states no clear total are left out rather than estimated. Changes can reflect acquisitions and disposals as well as hiring and job cuts.

Compare with peers

Head to head: AMKR vs ON

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Figures from Amkor Technology, Inc.'s SEC filings (10-K and 10-Q), retrieved October 29, 2026. How we read and check them: methodology and data sources. Not investment advice. Back to Amkor Technology, Inc.