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Stock Trading History of Chamness 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 Chamness Robert since year 2005. The trader's CIK number is 1259126. At the time of this reporting, Chamness Robert is the Chief Legal Officer of Digimarc Corp . (stock ticker symbol DMRC). See this page for all insider trading activities at Digimarc Corp .

Stock purchases, sales, and option exercises reported by insider *Chamness Robert* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-08-01	DMRC	Digimarc Corp	Option Exercise	30,000	13.00	390,000
2008-07-30	DMRC	Digimarc Corp	Option Exercise	108,000	7.98	861,840
2007-06-05	DMRC	Digimarc Corp	Sale	7,000	9.89	69,230

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 Chamness Robert (Chief Legal Officer of Digimarc Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.