Insider

in·sid·er   (ĭn-sī'dər)    n.   An accepted member of a group. One who has special knowledge or access to confidential information.

Insider

Any person who has knowledge of, or access to, valuable nonpublic information about a corporation.

Investopedia Commentary

Examples of an insider are the directors and officers of a company. The stockholders who own more than 10% of equity in a company are also insiders.

Related Links

Uncovering Insider Trading
Putting Management Under The Microscope
Can Insiders Help You Make Better Trades?
When Insiders Buy, Should Investors Join Them?

See also: Insider Information, Insider Trading

insider

1. 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.

2. Officially, an officer, a director, or the owner of 10% or more of a firm's securities. See also Form 3.

Main Entry: in·sid·er
Function: noun
: a person who is in a position of power or has access to confidential information: as a : one (as an officer, director, employee, relative, or owner of more than 10% of the corporation's stock) who is in a position to have special knowledge of the affairs of or to influence the decisions of a company b : an individual (as a relative or an influential party) or entity (as a corporate affiliate) having a close relationship with a debtor such that transactions are not made at arm's length and are subject to closer scrutiny than the transactions of those dealing at arm's length