You can find original article here WealthManagement. Subscribe to our free daily WealthManagement newsletters. Beyond the Magnificent Seven: Unlocking Value in a Concentrated Stock Market “Periods of market concentration don’t always end in a selloff, but narrow leadership can precede weaker returns. The dot-com bubble is perhaps the clearest example. Between 1997 and 2000, the share of US market capitalization held by the 10 largest stocks surged to 24% from 15%, driven by soaring valuations in technology ...