CME也否认了：
CME Group Issued the Following Statement Regarding Market Events on May 6
CHICAGO, May 7 /PRNewswire-FirstCall/ -- CME Group has issued the following
statement:
"CME Group markets functioned properly yesterday despite significant market
activity due to global macroeconomic conditions and apparent problems that
resulted in the cancellation or 'busting' of securities transactions by The
Nasdaq Stock Market and the NYSE Arca in coordination with all other UTP
Exchanges.
Upon review of yes
