The NASDAQ-100 is widely followed as a measure mainly of the big tech and social media stocks that make up the index.
The S&P 500's concentration and Nasdaq 100's valuation levels are reminiscent of past bubbles. Read what warrants a more ...
Fact checked by Stella Osoba Passive investing has often been a proven winner in the long term, but investors still need to ...
In the chart ... the Nasdaq 100 crashes, it crashes hard, as the dotcom bubble proved. The Bottom Line The Nasdaq 100 and S&P 500 have both made great investments over the past 20 years.