Friday the 13th: Stock Market Scare or Myth?
March 13, 2026·1 day ago·via Seeking Alpha

Today marks Friday the 13th, sparking age-old superstitions about bad luck that some say haunt stock markets. Research shows mixed results: early studies from 1950-2007 find lower S&P 500 returns on these days compared to other Fridays, with average gains of 4.2% versus 12.8%, and heightened volatility around them. Yet recent analyses reveal stocks rise 57% of the time on Friday the 13th, outperforming random days at 52%, and S&P 500 gains average four times higher than usual in some data. Read more about this...
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