CORPORATE EVENT: Union Pacific Corporation (“UNP")

Clearing House Advisory Notices

To	Clearing Member Firms
From	CME Clearing
Subject	CORPORATE EVENT: Union Pacific Corporation (“UNP")
Notice Date	2008-05-28
Notice Number	08-107
Effective Date	2008-05-29
Union Pacific Corporation ("UNP") has announced 2 for 1 stock split. The Ex-distribution Date is Thursday, May 29, 2008. The Payable Date is May 28, 2008. The Record Date is May 12, 2008. This corporate action will be coordinated with the Options Clearing Corporation. For the full text of this advisory...