Does rising concentration of the U.S. equity market have implications for investors?

In this video, we examine the causes of index concentration, the levels of concentration relative to global markets, and how this environment affects the success of active managers. We answer the following questions:

  • What causes index concentration?
  • How concentrated has the U.S. equity market become? How does this index concentration compare to other equity markets?
  • What are the implications of concentration for active managers?