Amendments to Rule 98101. (“Contract Specification”) Regarding the Floating Price of the UxC Uranium U3O8 Futures Contract Commencing with the October 2024 Contract Month and Beyond and Rule 98102.E. (“Termination of Trading”)

Effective on trade date Monday, June 17, 2024 and commencing with the October 2024 contract month and beyond, the Commodity Exchange, Inc. (“COMEX” or “Exchange”) will amend Rule 970101. (“Contract Specifications”) of the UxC Uranium U3O8 Futures contract (the “Contract”) (see SER-9376 published on June 3, 2024) and Exhibit C and D of COMEX Submission No. 24-198. Specifically, the Exchange will utilize the arithmetic average of all weekly spot U3O8 prices published by UxC, LLC during each contract month in the Ux Weekly for the calculation of the Floating Price of the Contract commencing with the October 2024 contract month and beyond. Currently, only the month-end spot U3O8 price is utilized for the calculation of the Floating Price of the Contract.  Effective on trade date Monday, June 17, 2024 and commencing with the October 2024 contract month and beyond the Exchange will implement diminishing balances for the contract to coordinate with changes to the weekly calculation of the Floating Price.

Additionally, the Exchange is implementing administrative amendments to Rule 970102.E. (“Termination of Trading”) which shall apply to all contract months. Specifically, if the last Monday of the contract month is not an Exchange Business Day, trading shall terminate on the immediate prior Business Day.

For the full text of this notice, please see link attached below.