The Chicago Board Options Exchange (CBOE) announced that it experienced the busiest trading day in its 35-year history today as a reported 9,728,519 contracts changed hands.This surpassed the previous record of 9,244,732 contracts set on August 16, 2007. Today's volume record follows on the heels of yesterday's total - almost 8.6 million contracts - the third best in CBOE's history.
Though no individual contracts surpassed previous daily volume records, the S&P 500 Index options contract (SPX) added a reported 1.9 million contracts today, just less than the two-million-contract volume record set on August 16, 2007.