s and p 500 worst month in 1950 to 2023

The S&P 500 (GSPC) had its worst month between 1950 and 2023 in October 1987, returning -21.8%.

ASSET MONTH % RETURN
the S&P 500 (GSPC)
October 1987
-21.76%
the S&P 500 (GSPC)
October 2008
-16.79%
the S&P 500 (GSPC)
August 1998
-14.58%
the S&P 500 (GSPC)
March 2020
-13.1%
the S&P 500 (GSPC)
September 1974
-11.93%
the S&P 500 (GSPC)
November 1973
-11.39%
the S&P 500 (GSPC)
September 2002
-11%
the S&P 500 (GSPC)
February 2009
-10.69%
the S&P 500 (GSPC)
March 1980
-10.18%
the S&P 500 (GSPC)
December 2018
-10.16%
the S&P 500 (GSPC)
September 2008
-9.43%
the S&P 500 (GSPC)
August 1990
-9.43%
the S&P 500 (GSPC)
February 2001
-9.23%
the S&P 500 (GSPC)
October 1978
-9.16%
the S&P 500 (GSPC)
April 1970
-9.05%
the S&P 500 (GSPC)
August 1974
-9.03%
the S&P 500 (GSPC)
April 2022
-8.99%
the S&P 500 (GSPC)
September 2022
-8.92%
the S&P 500 (GSPC)
June 2022
-8.78%
the S&P 500 (GSPC)
February 2020
-8.7%
the S&P 500 (GSPC)
May 1962
-8.6%
the S&P 500 (GSPC)
June 2008
-8.55%
the S&P 500 (GSPC)
September 1986
-8.54%
the S&P 500 (GSPC)
January 2009
-8.54%
the S&P 500 (GSPC)
November 1987
-8.51%