The Nasdaq Stock Market is an American stock exchange. It is the second-largest exchange in the world by market capitalization, behind only the New York Stock Exchange. The exchange platform is owned by Nasdaq, Inc., which also owns the Nasdaq Nordic (formerly known as OMX) and Nasdaq Baltic stock market network and several other US stock and options exchanges.

When it was founded, NASDAQ stood for the acronym of "National Association of Securities Dealers Automated Quotations". NASDAQ was founded in 1971 by the National Association of Securities Dealers (NASD), which divested itself of NASDAQ in a series of sales in 2000 and 2001. The Nasdaq Stock Market is owned and operated by Nasdaq, Inc., the stocks of which were listed on its own stock exchange marketing July 2, 2002, under the ticker symbol NDAQ

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