• Amcor average gross margin for 2023 was 18.74%, a 3% increase from 2022.
• Amcor average gross margin for 2022 was 19.32%, a 7.47% decline from 2021.
• Amcor average gross margin for 2021 was 20.88%, a 0.92% decline from 2020.

Gross margin can be defined as a company's total sales revenue minus its cost of goods sold, divided by the total sales revenue, expressed as a percentage.