During the observance, which occurs during the trading session, it is asked that all trading on the Exchange voluntarily cease.
OneChicago is a joint venture of the Chicago Board Options Exchange Incorporated® (CBOE®), Chicago Mercantile Exchange Inc. (CME) and the Chicago Board of Trade (CBOT®). All products are electronically traded on the CBOEdirect® match engine and accessible through the CBOEdirect and GLOBEX® platforms. All security futures can be traded out of either a securities or a futures account.
