Top 4 S&P 500 Companies Are Each Now Larger Than the Entire $3.5 Trillion Russell 2000

Each of the top 4 S&P 500 companies is now larger than the entire Russell 2000 Index, which has a total market cap of $3.5 trillion.
Nvidia ($NVDA), with a $5.7 trillion market cap, exceeds the small-cap index by $2.2 trillion.
Apple ($AAPL), with its $4.9 trillion market cap, is worth $1.4 trillion more than the Russell 2000.
Alphabet ($GOOGL) and Microsoft ($MSFT) are valued at $4.2 trillion and $3.8 trillion, respectively, also surpassing the Russell 2000's market cap.
These 4 big tech stocks are now collectively valued at $18.6 trillion, accounting for 26% of the S&P 500's total market cap.
Meanwhile, the Russell 2000 represents about 7% of the total U.S. equity market, despite containing nearly 2,000 companies.