• Arthur J Gallagher average return on investment for 2023 was 7.02, a 4.36% decline from 2022.
• Arthur J Gallagher average return on investment for 2022 was 7.34, a 3.67% decline from 2021.
• Arthur J Gallagher average return on investment for 2021 was 7.62, a 4.03% decline 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.