Investors keep pushing the S&P 500 index to fresh all-time highs that leave it looking both expensive and top-heavy, with just 22 stocks in the index comprising half of its weighting, according to ...

Much of the index's performance has been driven by a handful of massive companies. Investing in Invesco's S&P 500 Equal Weight ETF could be a smart move right now. Here's an alternative you need to ...

The S&P 500 finished the month of October on a positive note, ultimately finishing up 2.3% from September. Read more here.

The S&P 500 was created in 1957 to track the performance of America’s 500 largest companies, offering investors broad exposure to the U.S. economy. But somewhere along the way, it slowly transformed ...