Effective on April 16, 2026, and pending all relevant CFTC regulatory review periods, Chicago Mercantile Exchange Inc. (“CME”), in its capacities as both a designated contract market (“DCM”) and a derivatives clearing organization (“DCO” or “CME Clearing”), The Board of Trade of the City of Chicago, Inc. (“CBOT”), New York Mercantile Exchange, Inc. (“NYMEX”) and Commodity Exchange, Inc. (“COMEX”) in their capacities as DCMs, (each an “Exchange” and collectively, the “Exchanges”) will amend CME, CBOT, NYMEX/COMEX Rule 816 to include specified minimum Base Guaranty Fund requirements for Clearing Members eligible to clear (i) Event Contract Swaps; or (ii) transactions entered into during Supplemental Trading Hours (“STH”) (the “Rule Amendments”).

The Rule Amendments provide that CME Clearing will further delineate the minimum Base Guaranty Fund deposit requirements for Event Contract Swaps and Base products offered during STH, such that Clearing Members eligible to clear Event Contract Swaps will be subject to a $1 million minimum Base Guaranty Fund deposit and Clearing Members that have separately been approved to participate in STH will be subject to a $1 million minimum Base Guaranty Fund deposit.

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