• Cboe Global Markets average price/book ratio for 2017 was 3.89, a 79.79% decline from 2016.
• Cboe Global Markets average price/book ratio for 2016 was 19.25, a 2.92% decline from 2015.
• Cboe Global Markets average price/book ratio for 2015 was 19.83, a 14.89% decline from 2014.

Price/book ratio can be defined as