Large Order Execution Transactions (“LOX Orders”)

Effective on trade date Tuesday, April 9, 2019, and pending all relevant CFTC regulatory review periods, this Market Regulation Advisory Notice will supersede CME Market Regulation Advisory Notice RA1601-2 from February 12, 2016. It is being issued to permit the execution of spreads comprised of Standard and Poor's 500 Stock Price IndexTM options (“SP options”) and Standard and Poor’s 500 Stock Price Index™ futures (“SP futures”) (“SP options/futures spreads”) as LOX Orders. Specific information on the quantity requirements for LOX Orders is set forth in the answer to FAQ 3 of this Advisory Notice.

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