On May 18, 2011, Sara purchased 30 shares of ABC stock for $210, and on October 29, 2011, she purchased 90 additional shares for $900. On November 28, 2011, she sold 48 shares, which could not be specifically identified, for $576, and on December 8, 2011, she sold another 25 shares for $150. What is her recognized gain or loss?