• Lam Research average return on investment for 2023 was 32.43, a 22.34% decline from 2022.
• Lam Research average return on investment for 2022 was 41.76, a 9.64% decline from 2021.
• Lam Research average return on investment for 2021 was 38.09, a 45.38% increase from 2020.

Roi - return on investment can be defined as an indicator of how profitable a company is relative to its assets invested by shareholders and long-term bond holders. Calculated by dividing a company's operating earnings by its long-term debt and shareholders equity.