OneChicago Reports September Volume

Date 03/10/2008

OneChicago, LLC today reported that 286,709 security futures contracts traded at the Exchange in September 2008. YTD volume stands at 3,353,373.

Open interest stood at 244,778 contracts in September 2008.

Each single stock futures (SSF) contract is equivalent to 100 shares of the underlying stock. The top five SSF contracts by volume in September were:

Verizon Communications, Inc.	VZ1C	10,035
Research In Motion Limited	RIMM1C	9,363
Gilead Sciences Incorporated	GILD1C	6,851
QUALCOMM, Inc.	QCOM1C	6,383
Freeport-McMoRan Copper and Gold	FCX1C	5,775

Click here to download the volume report.