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Seagate 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+4.3%0.8%50%+48.0%20.8%
February+3.6%+5.5%67%+24.2%15.9%
March+1.8%+2.1%54%+39.8%16.6%
April+3.3%+0.4%54%+72.0%36.8%
May+3.7%+3.2%63%+30.6%23.8%
June+1.4%+3.5%58%+22.4%17.3%
July+1.4%+1.2%50%+31.5%21.7%
August0.3%0.2%48%+15.0%19.2%
September+2.7%+2.7%52%+41.0%20.5%
October0.2%2.9%43%+57.1%44.1%
November+4.5%+5.9%74%+30.6%37.8%
December+3.9%+2.9%61%+21.2%14.8%

By Calendar Year

YearReturn
2025+219.1%
2024+1.1%
2023+62.3%
202253.4%
2021+81.8%
2020+4.5%
2019+54.2%
20187.8%
2017+9.6%
2016+4.1%
201544.9%
2014+18.4%
2013+84.6%
2012+85.5%
2011+9.1%
201017.4%
2009+310.6%
200882.6%
20073.8%
2006+32.6%
2005+15.7%
20048.6%
2003+76.1%

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