Stock Trading History of Chen Steven T

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 Chen Steven T since year 2005. The trader's CIK number is 1374158. At the time of this reporting, Chen Steven T is the SVP Lic & Business Devlopment of Tessera Technologies Inc (stock ticker symbol TSRA).

Stock purchases, sales, and option exercises reported by insider *Chen Steven T* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-02-01	TSRA	Tessera Technologies Inc	Option Exercise	2,083	27.50	57,282
2008-02-01	TSRA	Tessera Technologies Inc	Sale	2,083	43.05	89,676
2007-07-03	TSRA	Tessera Technologies Inc	Sale	12,440	42.06	523,211
2007-07-03	TSRA	Tessera Technologies Inc	Option Exercise	12,440	27.50	342,100
2007-10-05	TSRA	Tessera Technologies Inc	Sale	15,382	40.11	616,972
2007-10-05	TSRA	Tessera Technologies Inc	Option Exercise	15,382	27.50	423,005
2007-10-01	TSRA	Tessera Technologies Inc	Sale	3,125	38.00	118,750
2007-10-01	TSRA	Tessera Technologies Inc	Option Exercise	3,125	27.50	85,937
2007-02-26	TSRA	Tessera Technologies Inc	Sale	794	43.31	34,389

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 Chen Steven T (SVP Lic & Business Devlopment of Tessera Technologies Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.