What is the term for an individual who holds value within an organization through ownership?

The correct term for an individual who holds value within an organization through ownership is "Shareholder." A shareholder is specifically someone who owns shares in a company, which represents a claim on part of the company’s assets and earnings. This ownership provides them with certain rights, such as receiving dividends and voting on important company matters.

While the other terms may seem related, they have distinct meanings. An investor generally refers to anyone who allocates resources, usually money, to generate a profit but does not specifically denote ownership of shares. A stakeholder is a broader term that encompasses anyone with an interest or concern in a business, which can include employees, customers, and communities, not just those who have a financial ownership interest. A partner usually refers to individuals who are part of a partnership, sharing in profits and losses, but this arrangement is different from owning shares in a corporation. Thus, "Shareholder" is the most precise answer to the question regarding ownership within an organization.