Wealthiest 10% own 93% of stock market...
The market capitalization of the S&P 500 on Dec 29, 2023 was about $42 trillion, each point of the index worth about $8.80535 billion.
8.80535 billion x 4,769.83 SPX 12/29/23 = 42,000 billion.
One share of VFIAX on 12/29 cost $439.99.
Price on 3/9/2009 was $62.66.