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Mizuho Financial Seasonality

Historical month-by-month and year-by-year returns

Based on 24 calendar years of monthly closes, starting 2003.

By Month

MonthAverageMedian% PositiveBestWorst
January+0.2%1.6%43%+18.3%19.3%
February2.1%2.4%30%+36.2%18.2%
March+1.7%+0.7%54%+47.9%34.2%
April+1.8%+3.3%54%+20.1%11.4%
May+2.3%+1.6%54%+36.5%15.0%
June+1.0%0.9%46%+13.8%14.7%
July+1.1%0.6%50%+34.3%12.9%
August+1.5%1.7%43%+72.4%21.9%
September0.6%+0.4%54%+12.3%47.5%
October+2.6%+3.6%61%+17.8%11.5%
November+3.6%+3.6%65%+18.9%10.3%
December+2.5%+2.6%65%+19.0%15.5%

By Calendar Year

YearReturn
2025+57.5%
2024+59.4%
2023+33.3%
2022+30.8%
2021+12.4%
202015.2%
20199.4%
201812.6%
20172.4%
2016+2.2%
2015+6.1%
201411.4%
2013+19.7%
2012+59.1%
201127.2%
20109.7%
200922.9%
200854.4%
200742.8%
20069.4%
2005+92.4%
2004+58.9%
2003+224.4%

These are historical patterns, not a forecast — past calendar-month performance does not predict future returns.