Nvidia now makes up 8% of S&P 500, highest share for any stock since 1981

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Nvidia has climbed to about 8% of the S&P 500, the biggest share any single company has had in the index since 1981, according to data from CNBC. The only other stock to cross 7% was Apple in 2023. Even in the height of the 2000 dot-com bubble, Microsoft and General Electric never went past 4%. IBM’s peak in 1984 was about 6%, which now sits below Nvidia’s new record. This level means Nvidia’s daily price changes can sway the entire index more than any other company has in over four decades. The...