Corporate Events Safeco Corporation (“SAF”)

Clearing House Advisory Notices

To	Clearing Member Firms
From	CME Clearing
Subject	Corporate Events Safeco Corporation (“SAF”)
Notice Date	2008-09-23
Notice Number	08-239
Effective Date	2008-09-24
On July 29, 2008, Shareholders of Safeco Corporation (“SAF”) voted concerning the proposed merger with a subsidiary of Liberty Mutual Insurance Company. The merger was approved and subsequently consummated on September 22, 2008. As a result, each existing SAF Common Share will be converted into the right to receive $68.25 net cash per share. This action will be coordinated with the Options Clearing Corporation. For the full text of this advisory...