
How 3 Stocks Drove 49% of the S&P 500’s Gains in 1H 2024
The top 10 stocks in the S&P 500 have grown so large that they now represent 35% of the total index because of this concentration investors in the popular index will sink or swim largely based on the performance of those companies. For the first half of 2024 investors benefitted because the top 3 stocks Nvidia, Alphabet and Microsoft collectively were up 49% which accounted for 49% of the index's return. The index as a whole was up 14.5%.