Insider Stock Trading History of Amaral Walter


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 Amaral Walter since year 2005. The trader's CIK number is 1275962. At the time of this reporting, Amaral Walter is the Senior V.P. and CFO of Sirf Technology Holdings Inc . (stock ticker symbol SIRF). See this page for all insider trading activities at Sirf Technology Holdings Inc .


Stock purchases, sales, and option exercises reported by insider Amaral Walter since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2006-02-06 SIRF Sirf Technology Holdings Inc Option Ex 32,000 5.22 166,912
2006-02-06 SIRF Sirf Technology Holdings Inc Sale 32,000 36.89 1,180,448
2006-02-06 SIRF Sirf Technology Holdings Inc Option Ex 71,500 4.77 340,983
2006-02-06 SIRF Sirf Technology Holdings Inc Sale 71,500 36.24 2,591,374
2006-02-06 SIRF Sirf Technology Holdings Inc Option Ex 113,406 4.99 565,442
2006-02-06 SIRF Sirf Technology Holdings Inc Sale 113,406 36.04 4,087,038

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 Amaral Walter (Senior V.P. and CFO of Sirf Technology Holdings Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.