National Association of Securities Dealers Automated Quotations
When it began trading on February 8, 1971, it was the world's first electronic stock market. NASDAQ is now the largest U.S. electronic stock market. With approximately 3,200 companies, it lists more companies and, on average, trades more shares per day than any other stock exchange in the world. It is home to companies that are leaders across all areas of business including technology, retail, communications, financial services, transportation, media and biotechnology. NASDAQ is the primary market for trading NASDAQ-listed stocks.
The NASDAQ-100 Index includes 100 of the largest domestic and international non-financial companies listed on The Nasdaq Stock Market based on market capitalization. The Index reflects companies across major industry groups including computer hardware and software, telecommunications, retail/wholesale trade and biotechnology. It does not contain financial companies including investment companies. The NASDAQ-100 Index is calculated under a modified capitalization-weighted methodology
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