Pedro purchases 50 shares of Piper Company stock on February 19, 2007, at a cost of $4,300. He sells

Pedro purchases 50 shares of Piper Company stock on February
19, 2007, at a cost of $4,300. He sells the 50 shares on July 2, 2010, for
$9,000. On March 14, 2010, Pedro purchases 100 shares of Troxel stock for
$9,700. He sells the Troxel shares on December 18, 2010, for $6,600. What is
the effect of the stock sales on Pedro’s 2010 income?