• Amkor Technology average pre-tax profit margin for 2023 was 8.5%, a 30.78% decline from 2022.
• Amkor Technology average pre-tax profit margin for 2022 was 12.28%, a 21.46% decline from 2021.
• Amkor Technology average pre-tax profit margin for 2021 was 10.11%, a 50.9% increase from 2020.

Pre-tax profit margin can be defined as earnings before taxes as a portion of total revenue.