On August 7, 2008, the stock symbol "ATVID" will change to "ATVI." The OneChicago ATVI1C futures symbol will not change.
ATVI1C will stay the same.
CME Clearing Code ATV remains the same.
This action will be coordinated with the Options Clearing Corporation.
If you have any questions regarding the information provided in the document, please call CME Clearing Risk Management hotline at (312) 648-3888.
CME Group is the world's leading and most diverse derivatives marketplace. The company is comprised of four Designated Contract Markets (DCMs). Further information on each exchange's rules and product listings can be found by clicking on the links to CME, CBOT, NYMEX and COMEX.