CORPORATE EVENT: Kerr-McGee (KMG) 2 for 1 Stock Split 6/15/06

Clearing House Advisory Notices

To	Clearing Member Firms
From	Clearing House Department
Subject	CORPORATE EVENT: Kerr-McGee (KMG) 2 for 1 Stock Split 6/15/06
Notice Date	2006-06-14
Notice Number	06-148
Effective Date	2006-06-15
Kerr-McGee Corp. (KMG) has announced a 2 for 1 stock split. The ex-distribution date is June 15, 2006. Opening positions and start of day prices for June 15, 2006 will be based on final position and settlement prices from Wednesday, June 14, 2006. This corporate action will be coordinated with the Options Clearing Corporation. For the full text of this advisory . . .