A Christopher Isaacson

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
CBOE $204.89 6,000 39,855 2024-09-03 Filing
CBOE $175.00 6,000 51,855 2024-06-21 Filing
CBOE $182.23 3,850 45,102 2023-12-01 Filing
CBOE $149.08 3,850 54,599 2023-09-01 Filing
CBOE $133.98 3,850 61,349 2023-06-05 Filing
CBOE $132.94 615 Officer 51,433 2021-11-05 Filing
CBOE $132.24 1,385 Officer 52,048 2021-11-05 Filing
CBOE $129.92 100 Officer 56,433 2021-08-20 Filing
CBOE $129.21 1,600 Officer 56,533 2021-08-20 Filing
CBOE $128.26 800 Officer 58,133 2021-08-20 Filing
CBOE $115.24 300 Officer 58,933 2021-05-14 Filing
CBOE $114.45 623 Officer 59,233 2021-05-14 Filing
CBOE $113.58 1,577 Officer 59,856 2021-05-14 Filing
CBOE $118.87 10,000 Officer 60,644 2019-11-15 Filing
CBOE $121.71 2,082 Officer 64,644 2019-08-15 Filing
CBOE $121.40 5,818 Officer 66,726 2019-08-15 Filing
CBOE $120.08 2,100 Officer 72,544 2019-08-15 Filing
CBOE $104.93 10,000 Officer 64,644 2019-05-29 Filing
CBOE $106.48 8,719 Officer 70,000 2018-11-27 Filing
CBOE $100.03 8,720 Officer 77,500 2018-08-30 Filing