• Simpson Manufacturing average gross margin for 2023 was 45.98%, a 0.67% decline from 2022.
• Simpson Manufacturing average gross margin for 2022 was 46.29%, a 0.88% decline from 2021.
• Simpson Manufacturing average gross margin for 2021 was 46.7%, a 3.94% 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.