Clearing House Advisory Notices
To Clearing Member Firms
From CME Clearing
Subject Corporate Event -Cypress Semiconductor Corporation (“CY”) - Effective Tuesday Sept 30, 2008
Notice Date 2008-10-01
Notice Number 08-260
Effective Date 2008-09-30
 
Cypress Semiconductor Corporation (“CY”) has announced a distribution of SunPower Corp. (“ SPWRB”) Common Shares. The distribution ratio is .2742 SPWRB Class B Common
Shares per CY Common Share. The record date is September 17, 2008; the mail date is September 29, 2008. The New York Stock Exchange (“NYSE”) has set September 30, 2008
as the ex-distribution of the distribution. The NYSE has determined due-bills for the SPWRB distribution must accompany each CY Share delivered after September 17, 2008 in
settlement of CY transactions made prior to the ex-date