Grant, Inc. had 40,000 shares of treasury stock ($10 par value) at December 31, 2010, which it acquired at $11 per share. On June 4, 2011, Grant issued 20,000 treasury shares to employees who exercised options under Grant's employee stock option plan. The market value per share was $13 at December 31, 2010, $15 at June 4, 2011, and $18 at December 31, 2011. The stock options had been granted for $12 per share. The cost method is used. What is the balance of the treasury stock on Grant's balance sheet at December 31, 2011?