In connection with the listing of the Board of Trade of the City of Chicago, Inc.’s (“CBOT” or “Exchange”) Options on 2-Year Eris SOFR Swap Futures, 5-Year Eris SOFR Swap Futures, and 10-Year Eris SOFR Swap Futures contracts (the “Contracts”) on trade date Monday, June 15, 2026 (see SER-9717 published on April 14, 2026), please note below and in Exhibit B of CBOT Submission No. 26-111. For the full text of this notice, please see link attached below.