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CBOE Futures Exchange's Average Daily Volume Rose 54% In May - Year-To-Date Trading Volume Is 85% Ahead Of Last Year

Date 02/06/2008

The CBOE Futures Exchange, LLC (CFE), today announced that average daily volume during the month of May was 5,679 contracts, a rise of 54% over the 3,682 contracts per day during May 2007.Total trading volume at CFE during May was 119,271 contracts, an increase of 47% over the May 2007 volume of 81,006 contracts.Year-to-date, total trading volume at CFE stands at 509,210 contracts traded, 85% ahead of the 275,045 contracts traded through the first five months of 2007.

Monthly volume in VIX futures, which are based on the CBOE Volatility Index (ticker VX), totaled 113,407 contracts - 44% above the May 2007 volume of 78,716 contracts.Average daily volume in VIX futures during May 2008 was 5,400 contracts, 51% more than the average daily volume of 3,578 contracts from a year-ago.

Volume in futures on the CBOE DJIA Volatility Index (ticker DV) totaled 3,162 contracts during May, up 80% over the year-ago volume of 1,758 contracts traded.Volume in the CBOE Russell 2000 Volatility Index futures, RVX, (ticker VR) totaled 2,475 contracts traded for the month, 13% ahead of the previous month's volume of 2,185 contracts.

Total CBOE Futures Exchange open interest stood at 58,153 contracts at the end of May, 23% ahead of the same period a year-ago.

CBOE Futures Exchange
May 2008 Volume Summary

May 2008 Volume
% Change vs
May 2007
% Change vs
Apr 2008
Year-To-Date
Volume
% Changevs 2007
Exchange
119,271
+47%
+15%
509,210
+85%
Average Daily Volume
5,679
+54%
+21%
4,896
+83%
Open Interest
58,153
+23%
0%
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CFE currently offers futures on seven different contracts, including: the CBOE Volatility Index (VIX), CBOE DJIA Volatility Index (VXD), CBOE Nasdaq-100 Volatility Index (VXN), CBOE Russell 2000 Volatility Index (RVX), CBOE S&P 500 3-Month and 12-Month Variance (VT and VA, respectively), and the CBOE S&P 500 BuyWrite Index (BXM).

CFE, launched in March 2004, is a wholly-owned subsidiary of Chicago Board Options Exchange, Incorporated, offering an all-electronic, open access market model, with traders providing liquidity and making markets.CFE trades are cleared by triple-A rated Options Clearing Corporation (OCC).CBOE Futures Exchange is regulated by the Commodity Futures Trading Commission (CFTC).More information on CFE and its products, including contract specifications, can be found at: www.cboe.com/CFE.