Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 43 non-open-market transactions below 12 months to the week close of 2026-10-23

Price change vs the latest weekly close (updated to the current quote in your browser when available), split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

43 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 6, 2021 CBOE S 10b5-1 3,678 $110.00 $404,580 32,411 Direct -10.19% Disposed 209.5% (price as of )
Jan. 12, 2021 CBOE S 10b5-1 3,678 $100.00 $367,800 32,771 Direct -10.09% Disposed 240.4% (price as of )
Jan. 11, 2021 CBOE S 10b5-1 2,362 $97.20 $229,586 37,765 Direct -5.89% Disposed 250.2% (price as of )
Jan. 11, 2021 CBOE S 10b5-1 1,316 $98.01 $128,981 36,449 Direct -3.48% Disposed 247.3% (price as of )
May 22, 2019 CBOE S 4,300 $106.71 $458,853 43,661 Direct -8.97% Disposed 219.0% (price as of )

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
May 13, 2021 CBOE Restricted Stock Units Common Stock (1,760) · · 1,760 Acquired
Feb. 19, 2021 CBOE Restricted Stock Units Common Stock (852) · · 852 Disposed
Feb. 19, 2021 CBOE Restricted Stock Units Common Stock (1,053) · · 1,053 Disposed
Feb. 19, 2021 CBOE Restricted Stock Units Common Stock (878) · · 878 Disposed
Feb. 19, 2021 CBOE Restricted Stock Units Common Stock (3,978) · · 3,978 Acquired
Feb. 28, 2020 CBOE Restricted Stock Units Common Stock (2,073) · · 2,073 Disposed
Feb. 28, 2020 CBOE Restricted Stock Units Common Stock (6,219) · · 6,219 Disposed
Feb. 19, 2020 CBOE Restricted Stock Units Common Stock (851) · · 851 Disposed
Feb. 19, 2020 CBOE Restricted Stock Units Common Stock (1,052) · · 1,052 Disposed
Feb. 19, 2020 CBOE Restricted Stock Units Common Stock (2,636) · · 2,636 Acquired
Feb. 28, 2019 CBOE Restricted Stock Units Common Stock (2,073) · · 2,073 Disposed
Feb. 19, 2019 CBOE Restricted Stock Units Common Stock (851) · · 851 Disposed
Feb. 19, 2019 CBOE Restricted Stock Units Common Stock (3,158) · · 3,158 Acquired
Feb. 19, 2019 CBOE Restricted Stok Units Common Stock (3,158) · · 3,158 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 5 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
May 20, 2019 CBOE Common Stock 55,633 Direct
March 6, 2018 CBOE Common Stock 41,939 Direct
March 6, 2018 CBOE Restricted Stock Units→ Common Stock (6,219) 6,219 Direct
March 6, 2018 CBOE Restricted Stock Units→ Common Stock (4,146) 4,146 Direct
March 6, 2018 CBOE Restricted Stock Units→ Common Stock (2,554) 2,554 Direct