A couple of years ago, I moved to Fidelity. I had significant cash resources waiting for investment. I didn't ask the right questions and found that they had parked my money in a liquid fund where the returns were woefully low compared to their other funds. About a year later, I found out that
Comparing a portfolio's average loss to the S&P's average loss provides performance information, but remember that it is only showing the comparison to the portfolio average.
Individual stocks fall more or less than the average. This is the definition of average.
