• West Pharmaceutical Services average price/book ratio for 2023 was 9.53, a 5.89% decline from 2022.
• West Pharmaceutical Services average price/book ratio for 2022 was 9, a 32.38% increase from 2021.
• West Pharmaceutical Services average price/book ratio for 2021 was 13.31, a 30.75% decline from 2020.

Price/book ratio can be defined as