Buckeye Co. was established on January 1, 2011. On January 1, 2011, Sakura issued 100,000 common shares for $500,000. The par value of each share is $1. On July 15, Buckeye purchased back 2,000 of its own common shares at $6 each. On December 31, 2011, the stock market price of Buckeye's common shares was $9 each. What is the balance of Sakura's common stock account on Dec 31, 2011?