In 2021, Southwestern Corporation completed the treasury stock transactions listed below. February 2: Reacquired 60,000 shares at $11.00. March May 17: Sold 10,000 shares at $13.50. 17: Sold 15,000 shares at $7.50. 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. (If no entry is required for a transaction/event, select "No journal entry required" in the first account field.)