01Products & pricingETF and index options offset 73% of October's single-stock decline—and more than all of September'sTwo OCC monthly reconciliations show a shift in the balance of US options activity. Across September and October together, ETF and index growth still exceeded the contraction in equity options.11 Nov 2026Analysis9 min read
02Financial resultsCboe index-options volume sets October record while multi-listed options volume fallsOctober data show a 25% annual rise in Cboe index-options ADV to 6.889m contracts, contrasting with a 10.3% decline in multi-listed options.7 Nov 2026News3 min read
03Regulation & enforcementCboe prepares linked SPX and SPXO order handling for November launchThe October filing adds a route for complex orders and shared risk limits as Cboe prepares AM-settled weekly options.21 Oct 2026News2 min read