Microsoft, Apple, Nvidia, Alphabet, Amazon, and Meta account for 30% of the S&P 500 Index, up from ~26% at the start of the year, after a surge driven by Nvidia (Bloomberg)

Bloomberg:
Microsoft, Apple, Nvidia, Alphabet, Amazon, and Meta account for 30% of the S&P 500 Index, up from ~26% at the start of the year, after a surge driven by Nvidia  —  - The six companies had a weighting of 26% at the start of 2024  — Surge has been driven by Nvidia, which is up 130% this year