Concentration in equity markets has reached unprecedented levels, particularly in the United States.(1) A select few mega-cap ...

Astoria Portfolio Advisors CEO John Davi warns the S&P 500 index tilts too far in favor of the so-called Magnificent Seven stocks: Apple, Microsoft, Nvidia, Amazon, Meta Platforms, Alphabet and Tesla.

In many ways, these have been tough days for Tesla. Falling sales. Squeezed profit margins. Proposed changes in US government policy that could cost the company billions.