Effective on trade date August 7, 2017, this Market Regulation Advisory Notice will supersede CME Group Market Regulation Advisory Notice RA1706-5 from July 7, 2017. Effective on August 7, 2017, CME Direct and CME ClearPort will accept the submission of block trades in CME and CBOT products from 6:00 p.m. Central Time (“CT”) through 5:45 p.m. CT each business day. No changes are being made to the current hours during which block trades in NYMEX and COMEX products may be submitted.
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