• Weyerhaeuser average gross margin for 2023 was 23.8%, a 37.76% decline from 2022.
• Weyerhaeuser average gross margin for 2022 was 38.24%, a 1.62% decline from 2021.
• Weyerhaeuser average gross margin for 2021 was 38.87%, a 77.98% 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.