According to the Stock Trader’s Almanac 2025 (page 90), the first trading day of June is the fourth weakest first trading day of all twelve months with DJIA gaining just 418.77 total points since 1998. Over the past 30 years, DJIA’s first trading day of June has produced gains 70.0% of the time with an average gain of 0.04% in all years. Sizable losses in 2002, 2011 and 2012 limit overall performance. S&P 500 has advanced 63.3% of the time. NASDAQ has been slightly weaker at 56.7%. Russell 2000 has advanced 63.3% with the best average performance of 0.21%. Following three straight losses from 2010 to 2012, DJIA has advanced on 10 of the last 12 first trading days of June with an average gain of 0.25%.
