$CBOE SEC Filings

Filed On	Filing
14 Oct 2026	Form 4: Tomczyk Fredric J, Director Received 14,818 shares by exercise or conversion ($4.41M) · Gave up 14,818 shares to cover exercise price or tax ($4.41M)
29 Sep 2026	8-K: Entry into a Material Definitive Agreement; Regulation FD Disclosure CERTAIN INFORMATION HAS BEEN OMITTED FROM THIS EXHIBIT PURSUANT TO ITEM 601(B)(10) OF REGULATION S-K, BECAUSE IT IS BOTH NOT MATERIAL AND THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. [***] INDICATES THAT INFORMATION HA...
21 Aug 2026	Form 4: Fischer Heidi, EVP, Equities and Spot Markets Granted 2,900 Restricted Stock Units
21 Aug 2026	Form 4: Duinstra Boudewijn, EVP, CHIEF RISK OFFICER Granted 2,404 Restricted Stock Units
14 Aug 2026	Form 4: Froetscher Janet P, Director Sold 937 shares ($261K)
14 Aug 2026	Form 3: Duinstra Boudewijn, EVP, CHIEF RISK OFFICER No securities owned
12 Aug 2026	144
31 Jul 2026	10-Q
31 Jul 2026	8-K: Results of Operations and Financial Condition
28 Jul 2026	8-K: Entry into a Material Definitive Agreement; Creation of a Direct Financial Obligation
02 Jul 2026	Form 4: Tomczyk Fredric J, Director Gave up 337 shares to cover exercise price or tax ($83.5K)
26 Jun 2026	8-K: Entry into a Material Definitive Agreement; Creation of a Direct Financial Obligation
01 Jun 2026	Form 3: Fischer Heidi, EVP, Equities and Spot Markets No securities owned
21 May 2026	Form 4: Wilkinson Allen, SVP, CHIEF ACCOUNTING OFFICER Granted 166 Restricted Stock Units
20 May 2026	Form 4: Froetscher Janet P, Director Sold 1,223 shares ($438K)
18 May 2026	Form 4: Tomczyk Fredric J, Director Received 530 shares as a grant or award
18 May 2026	Form 4: Palmore Roderick A, Director Received 530 shares as a grant or award
18 May 2026	Form 4: Farrow William M Iii, Director Received 530 shares as a grant or award
18 May 2026	Form 4: Fitzpatrick Edward J., Director Received 530 shares as a grant or award
18 May 2026	Form 4: Fong Ivan K, Director Received 530 shares as a grant or award

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