Prepare journal entries for the following selected transactions related to this company's stock during the current year:

$\backslash$table$[[$Mar$.1,$Purchased $10,000$ shares of treasury stock for $$18$ per share.,$],[$May$,5,$Sold $4,000$ shares of treasury stock for $$16$ per share.$],[$Oct$.,12,$Sold $2,000$ shares of treasury stock for $$19$ per share.$]]$