A Christopher Isaacson

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
CBOE $100.02 8,720 Officer 77,500 2018-06-06 Filing
CBOE $124.42 7,019 Officer 88,067 2017-12-01 Filing
CBOE $100.61 7,020 Officer 90,877 2017-09-01 Filing
CBOE $89.21 7,316 Officer 90,877 2017-06-12 Filing