Traders work on the floor of the New York Stock Exchange, November 16, 2010.Brendan McDermid/Reuters Exit the stock rally now as the S&P 500 index could tumble about 22{b56f7a0c6479bc075d08fb7619591a4c4023144d1b4aceb7f3fe2776303deb2f}, according to the chief market strategist at FS Investments. The benchmark index is up about 8{b56f7a0c6479bc075d08fb7619591a4c4023144d1b4aceb7f3fe2776303deb2f} so far in 2023 on […]