Insider Stock Trading History of Coffield Dana


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 Coffield Dana since year 2005. The trader's CIK number is 1397101. At the time of this reporting, Coffield Dana is the CEO and President of Gran Tierra Energy, Inc. . (stock ticker symbol GTRE). See this page for all insider trading activities at Gran Tierra Energy, Inc. .


Stock purchases, sales, and option exercises reported by insider Coffield Dana since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2011-12-14 GTE Gran Tierra Energy, Inc. Sale 107,500 4.74 509,980
2011-12-13 GTE Gran Tierra Energy, Inc. Sale 200,000 5.03 1,005,800
2011-12-12 GTE Gran Tierra Energy, Inc. Sale 300,000 5.01 1,503,300
2011-12-08 GTE Gran Tierra Energy, Inc. Sale 100,000 5.24 524,099
2011-12-09 GTE Gran Tierra Energy, Inc. Sale 100,000 5.25 525,400
2010-09-10 GTE Gran Tierra Energy, Inc. Sale 27,300 6.01 164,073
2010-08-10 GTE Gran Tierra Energy, Inc. Sale 165,200 6.01 993,182

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 Coffield Dana (CEO and President of Gran Tierra Energy, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.