A shareholder or stockholder is an individual or company (including a corporation) that legally owns one or more shares of stock in a joint stock company. A company's shareholders collectively own that company. Thus, such companies strive to enhance shareholder value. Stockholders are granted special privileges depending on the class of stock, including the right to vote (usually one vote per share owned, but sometimes this isn't the case) on matters such as elections to the board of directors,… (More on Stockholder)