Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 7 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

7 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
June 18, 2010 CBOE P 300 $29.00 $8,700 7,847 Direct +3.98% Acquired 1073.9% (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.

Annual statements (Form 5) Transactions and holdings reported once a year on SEC Form 5 — exempt or late-reported trades, gifts and small acquisitions.

09

Transactions (4)

DateTickerSecurityCodeShares PriceValueOwned afterExercise priceExpirationA/D
June 13, 2011 CBOE Class A-2 Common Stock D 35,000 · · 0 Indirect · · Disposed
June 13, 2011 CBOE Unrestricted Common Stock A 35,000 · · 70,000 Indirect · · Acquired
Dec. 15, 2010 CBOE Class A-1 Common Stock J 35,000 · · 0 Indirect · · Disposed
Dec. 15, 2010 CBOE Unrestricted Common Stock J 35,000 · · 35,000 Indirect · · Acquired

Holdings (2)

DateTickerSecuritySharesExercise priceExpirationOwnership
Feb. 14, 2012 CBOE Unrestricted Common Stock 7,847 · · Direct
Feb. 14, 2011 CBOE Unrestricted Common Stock 7,847 · · Direct