Insider Stock Trading History of Cumpston William R


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 Cumpston William R since year 2005. The trader's CIK number is 1398342. At the time of this reporting, Cumpston William R is the VP, Systems Engineer of Infinera Corp . (stock ticker symbol INFN). See this page for all insider trading activities at Infinera Corp .


Stock purchases, sales, and option exercises reported by insider Cumpston William R since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2007-12-31 INFN Infinera Corp Sale 5,000 15.00 75,000
2007-12-31 INFN Infinera Corp Option Ex 5,000 2.00 10,000
2007-12-17 INFN Infinera Corp Sale 2,500 16.86 42,152
2007-12-17 INFN Infinera Corp Option Ex 2,500 2.00 5,000
2007-12-10 INFN Infinera Corp Sale 2,500 19.04 47,590
2007-12-10 INFN Infinera Corp Option Ex 2,500 2.00 5,000
2007-12-05 INFN Infinera Corp Sale 10,500 19.75 207,417
2007-12-05 INFN Infinera Corp Option Ex 10,500 2.00 21,000

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 Cumpston William R (VP, Systems Engineer of Infinera Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.