Nasdaq 100 Index

NASDAQ 100 Index

A stock index of the 100 largest companies by market capitalization traded on NASDAQ. The NASDAQ 100 Index includes publicly-traded companies from most sectors in the global economy, the major exception being financial services. Various exchange-traded funds follow the NASDAQ 100 Index. Its symbol on the NASDAQ ticker is QQQ. It is informally called the Cubes.

Nasdaq 100 Index

A market-capitalization-weighted index of the largest and most active nonfinancial domestic and international issues listed on the Nasdaq Stock Market. The index was launched in 1985 to represent Nasdaq's largest companies across major industry groups. See also QQQ.