Brian Hartigan, Invesco, joins 'Fast Money' to talk the Nasdaq-100 turning 40, what's ahead for tech investing and more.

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

At the open, the US indices all gapped a bit lower. However, since then we have seen a lot of recovery, and it looks like the ...

Stock futures are higher, as investors unpack more earnings and President Donald Trump's steel and aluminum tariff plans ...

The stock market is waiting anxiously for the next move on tariffs as China’s retaliation to levies from the U.S. has put ...

This fund has a lot going for it. But is the valuation too high? The post The pros and cons of buying Betashares Nasdaq 100 ...

Stock market rallies as Nvidia, Broadcom, and steel stocks surge. Can momentum continue, or will inflation concerns and Fed policy weigh on US indices?

QQQM invests in US large-cap companies, tracking its benchmark, the NASDAQ-100 index. See why I rate the fund a hold.

Follow along for live updates on stocks and other markets, including the Dow Jones Industrial Average, S&P 500 and Nasdaq Composite.

But that wasn't the case for all of them. While the Nasdaq-100 index advanced 2.2% in January, a handful of its constituents (including a market favorite) lost quite a bit of ground. Here they are ...