A Company Reported the Following Stockholders' Equity on January 1

A company reported the following stockholders' equity on January 1 of the current year:
$$\begin{array} { | l | l | l | } \hline \begin{array} { l } \text { Common stock, } \$ 10 \text { par, } 1,000,000 \text { shares } \\\text { authorized, } 250,000 \text { shares issued } \ldots \ldots \ldots \ldots \ldots \ldots \ldots\end{array} & \$ 2,500,000 \\\hline \text { Paid-in capital in excess of par, common } \ldots \ldots \ldots \ldots \ldots \ldots & 1,260,000 \\\hline \text { Retained earnings } \ldots \ldots \ldots \ldots \ldots \ldots \ldots \ldots \ldots \ldots \ldots \ldots \ldots & 1,675,000 \\\hline \text { Total stockholders' equity } \ldots \ldots \ldots \ldots \ldots \ldots \ldots \ldots \ldots \ldots & \$ 5,435,000 \\\hline\end{array}$$
Prepare journal entries for the following selected transactions related to this company's stock during the current year:
$$\begin{array} { | l r | l | } \hline \text { Mar. } & 1 & \text { Purchased } 10,000 \text { shares of treasury stock for } \$ 18 \text { per share. } \\\hline \text { May } & 5 & \text { Sold } 4,000 \text { shares of treasury stock for } \$ 16 \text { per share. } \\\hline \text { Oct. } & 12 & \text { Sold } 2,000 \text { shares of treasury stock for } \$ 19 \text { per share. } \\\hline\end{array}$$