Conner purchased 300 shares of Zinco stock for $30,000 in 2008. On May 23, 2012, Conner sold all the stock to his daughter Alice for $20,000, its then fair market value. Conner realized no other gain or loss during 2012. On July 26, 2012, Alice sold the 300 shares of Zinco for $25,000. What amount of the loss from the sale of Zinco stock can Conner deduct in 2012?