• Lockheed Martin average gross margin for 2023 was 12.63%, a 3.44% decline from 2022.
• Lockheed Martin average gross margin for 2022 was 13.08%, a 1.51% decline from 2021.
• Lockheed Martin average gross margin for 2021 was 13.28%, a 0.9% 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.