Nasdaq-100 This index is created and maintained by the NASDAQ stock exchange. This index is based on market capitalization and reviewed on a quarterly basis. There are multiple criteria that a security must meet for initial eligibility for inclusion to this index. Some of the criteria are as follows: the security's U.S. listing must be exclusively on The NASDAQ Stock Market; the security must be of a non-financial company; the security must have average daily trading volume of at least 200,000 shares; the security may not be issued by an issuer currently in bankruptcy proceedings; the security must have "seasoned" on NASDAQ or another recognized market (generally, a company is considered to be seasoned if it has been listed on a market for at least two years); Some of the criteria that a security must meet for continued eligibility for inclusion into the Nasdaq-100 index are as follows: the security's U.S. listing must be exclusively on The NASDAQ Stock Market; the security must be of a non-financial company; the security may not be issued by an issuer currently in bankruptcy proceedings; the security must have average daily trading volume of at least 200,000 shares (measured annually during the ranking review process); the security must have an adjusted market capitalization equal to or exceeding 0.10% of the aggregate adjusted market capitalization of the Index at each month-end. In the event a company does not meet this criterion for two consecutive month-ends, it will be removed from the Index effective after the close of trading on the third Friday of the following month; Visit the Nasdaq-100 webpage for complete details about this index.