For that fee, a corporation is entitled to authorize up to 990 shares of stock. "Authorized shares" refers to the number of shares the corporation is allowed to issue under its certificate or articles of incorporation.Authorized shares represent the total number of shares a corporation can sell as stated in its charter. (1) Treasury shares;. (2) Issued as a share dividend or distribution;. The proposed change is applicable whether the corporation is authorized to issue one class of shares or is authorized to issue more than one class of shares. Authorized stock shares are the total number of shares that a corporation can issue. If outstanding shares are less than authorized shares, the difference (unissued stock) is what the company retains in its treasury. Upon determining the type of business entity you would like to form, our office can assist you in the filing process. No. Authorized shares are the maximum number of shares a corporation can sell, give away, etc.