India, Oct. 27 -- Financial experts, including Warren Buffett, often advise individual investors to spread their money across the broader US stock market instead of investing in just a few companies. An S&P 500 index fund helps investors do this by tracking some of the largest companies listed on US stock exchanges.

However, investors who own S&P 500 index funds may face new questions as two major developments emerge: SpaceX CEO Elon Musk is considering a possible merger with Tesla, and artificial intelligence (AI) company Anthropic has taken steps towards going public, CNBC reported.

Musk said he would consider combining SpaceX with Tesla during SpaceX's third-quarter earnings call last week. If the deal goes ahead, it could become the...