In 2021, Southwestern Corporation completed the treasury stock transactions listed below. February 2: Reacquired 66,000 shares at $11.60. March 17: Sold 16,000 shares at $13.80. May 17: Sold 21,000 shares at $7.80. Southwestern had issued 100,000 shares of its $1 par common stock for $10 several months ago. Required: Prepare the journal entries to record the above transactions, using the cost method.