U.S. Options

Market for Underlying Security Used for Openings on MIAX Options, MIAX PEARL and MIAX Emerald for Symbol UBNT (UI) Effective Tuesday, August 20, 2019

MIAX Emerald Single Side Protection (“SSP”) Risk Protection Feature

Complex Order Price Protection Pre-set Values

Complex Order Timers

Complex Liquidity Types for MIAX Emerald Market Makers

MIAX Emerald Complex Origin Types

Default Settings for MIAX Order Monitor for Complex Orders

Complex Auction Initiating Percentages