Stock Trading History of Koska Robert

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Koska Robert since year 2005. The trader's CIK number is 1318763. At the time of this reporting, Koska Robert is the SVP WW Commercial Ops of Cepheid . (stock ticker symbol CPHD). See this page for all insider trading activities at Cepheid .

Stock purchases, sales, and option exercises reported by insider *Koska Robert* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-07-11	CPHD	Cepheid	Sale	1,998	30.00	59,940
2008-07-11	CPHD	Cepheid	Option Exercise	1,998	10.74	21,458
2008-07-14	CPHD	Cepheid	Sale	219	30.00	6,570
2008-07-14	CPHD	Cepheid	Option Exercise	219	10.74	2,352
2008-05-30	CPHD	Cepheid	Sale	3,750	25.95	97,312
2008-02-28	CPHD	Cepheid	Sale	49,150	30.03	1,475,845
2008-02-28	CPHD	Cepheid	Option Exercise	49,150	10.74	527,871

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Koska Robert (SVP WW Commercial Ops of Cepheid at the time of this reporting) see the Securities and Exchange Commission (SEC) website.