• CME Group average price/book ratio for 2023 was 2.47, a 6.47% increase from 2022.
• CME Group average price/book ratio for 2022 was 2.32, a 5.31% increase from 2021.
• CME Group average price/book ratio for 2021 was 2.45, a 25% decline from 2020.

Price/book ratio can be defined as