1966 stock market chart by month

The S&P 500 (GSPC) had its best month in 1966 in October 1966, returning 4.8%.

ASSETMONTH% RETURN
the S&P 500 (GSPC)
January 1966
0.49%
the S&P 500 (GSPC)
February 1966
-1.79%
the S&P 500 (GSPC)
March 1966
-2.18%
the S&P 500 (GSPC)
April 1966
2.05%
the S&P 500 (GSPC)
May 1966
-5.41%
the S&P 500 (GSPC)
June 1966
-1.61%
the S&P 500 (GSPC)
July 1966
-1.35%
the S&P 500 (GSPC)
August 1966
-7.66%
the S&P 500 (GSPC)
September 1966
-0.7%
the S&P 500 (GSPC)
October 1966
4.75%
the S&P 500 (GSPC)
November 1966
0.31%
the S&P 500 (GSPC)
December 1966
-0.15%