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insider business definition
- A person who, because of his or her position within a firm, has access to proprietary information unavailable to the general public. Although the term obviously includes corporate officers, it also may extend to relatives of these officers or to employees of other firms having a special relationship with the firm in question. See also 10b5-1 plan.
- Officially, an officer, a director, or the owner of 10% or more of a firm's securities.
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