How to Buy Stocks in the S and P 500

Companies in the s and p 500 are collectively sitting on three trillion dollars of cash. They've all decided that the best thing they can do with their money is to invest it into the stock market. The average stock in the russell three thousand has lost more than 30 % so far this year. Tesla, alphabet, which owns google and amazon, have all announced stock splits. It makes no sense because a stock split doesn't have any mathematical impact.