(Stock Dividend, Cash Dividend, and Treasury Stock) Mask Company has 30,000 shares of $10 par value common stock authorized and 20,000 shares issued and outstanding. On August 15, 2010, Mask purchased 1,000 shares of treasury stock for $18 per share. Mask uses the cost method to account for treasury stock. On September 14, 2010, Mask sold 500 shares of the treasury stock for $20 per share. In October 2010, Mask declared and distributed 1,950 shares as a stock dividend from unissued shares when the market value of the common stock was $21 per share. On December 20, 2010, Mask declared a $1 per share cash dividend, payable on January 10, 2011, to shareholders of record on December 31, 2010.