• Ameren average price/book ratio for 2023 was 1.81, a 13.81% increase from 2022.
• Ameren average price/book ratio for 2022 was 2.1, a 3.96% decline from 2021.
• Ameren average price/book ratio for 2021 was 2.02, a 4.66% increase from 2020.

Price/book ratio can be defined as