Equity Market Concentration – Market Capitalization of 10 Largest Companies as Share of S&P 500 Total
Equity Market Concentration – Market Capitalization of 10 Largest Companies as Share of S&P 500 Total The market used to be a mirror. Now it’s a loudspeaker. Ten mega-caps drive 40% of the S&P 500, lifting valuations and amplifying every move. It feels fine on the way up. Painful in selloffs. Image: Goldman Sachs Global…