Alexion Pharmaceuticals, Inc. (“ALXN") has announced a 2 for 1 stock split. The Ex-distribution Date is Monday, August 25, 2008. The Payable Date is August 22, 2008. The Record Date is August 12, 2008.
This corporate 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.