The articles of incorporation must set forth any classes of shares and series of shares within a class, and the number of shares of each class and series, The number of shares can be 1 share or 1,000,000 shares.Enter the number of stock shares your corporation will be authorized to issue. Every state will require that you indicate how many shares of stock the corporation will be authorized to issue. Stock Shares: Enter the number of shares of stock the corporation is authorized to issue. Must be at least one.