• Pfizer average price/book ratio for 2023 was 1.9, a 32.86% increase from 2022.
• Pfizer average price/book ratio for 2022 was 2.83, a 4.39% decline from 2021.
• Pfizer average price/book ratio for 2021 was 2.96, a 22.82% decline from 2020.

Price/book ratio can be defined as