Repurchased shares by the company that the company takes action to ensure the shares cease to exist. 

Shares of stock sold to shareholders. 

The number of shares issued/sold to shareholders less shares repurchased by the company.

Consideration received for shares in excess of the stated value on the stock certificate and enumerated by the Articles of Incorporation.

Number of shares the Articles of Incorporation set to be the maximum number to be issued. This does not mean that all shares are actually issued. 

Shares sold then repurchased back by the company.

The specific stated dollar value indicated on the share certificate and set by the Articles of Incorporation.