Designated Members and Contact List

Pursuant to Interpretation and Policy .01 of BYX, BZX, EDGA, and EDGX Rule 2.4, for purposes of identifying Designated Participants under the applicable designation criteria (discussed below), the Exchanges will measure volume executed on the respective Exchange during a single designated calendar quarter for a given year. The Exchanges will also individually notify all Designated MWCB Participants annually.

For the 2026 Testing Year, Q1 2026 is the designated calendar quarter for identifying Designated MWCB Participants.