Mega-cap tech ( $AAPL $MSFT $AMZN $GOOGL $META ) outperformance and earnings growth show that mega-cap tech has outperformed the S&P 500 by 28pp in 2023.
But as we show in Mega-cap Tech Stocks Market Share of the S&P 500 is Now 22%, but can it Hold? past performance is no guarantee of future results.