Stock Preformance

The following table compares the performance of Tri-Valley Corporation’s common stock with the performance of the Standard & Poor’s 500 Composite Stock Index and the Amex Oil Index from December 31, 2001 through December 31, 2006. The table shows the appreciation of our common stock relative to two broad-based stock performance indices. The information is included for historical comparative purposes only and should not be considered indicative of future stock performance. The table and graph compares the yearly percentage change in the cumulative total stockholder return on $100 invested in our common stock with the cumulative total return of the two stock indices.

   As of December 31,       2001      2002      2003       2004       2005      2006