The Invesco QQQ Trust ( QQQ -1.26%) tracks the Nasdaq-100, and it's a popular exchange-traded fund (ETF) for many ...

Although most stocks made forward progress in January, a few of them bucked the bigger trend for understandable reasons.

The NASDAQ-100 is widely followed as a measure mainly of the big tech and social media stocks that make up the index.

The recent three-week slide in the Nasdaq 100 has almost wiped out its post ... which represents a gauge of the real excess earnings return of the S&P 500 relative to the yield of a long-term ...

The total return index values for the NASDAQ Composite Index, NASDAQ-100 Index, and NASDAQ Biotechnology Index were synchronized to the value of original corresponding indexes at the close on ...

The Nasdaq-100 should not be confused with the Nasdaq Composite® Index. The Nasdaq Composite Index represents every company ...