2026-11-13 11:13:16
S&P 500 Averages 0.112% Gain on Friday the 13th Since 1970, Study Shows
According to research site Edge or Myth, S&P 500 averaged a 0.112% gain on Friday the 13th since 1970, outperforming other Fridays' average 0.038% return. However, this outperformance largely stems from a single 9.29% surge on March 13, 2020. Excluding that day, the average return drops to 0.015%, u