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Samsung Biologics Seasonality

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

Based on 11 calendar years of monthly closes, starting 2016.

By Month

MonthAverageMedian% PositiveBestWorst
January1.2%0.4%50%+4.1%7.9%
February0.4%+3.0%60%+8.7%15.4%
March+3.2%+1.2%70%+20.5%6.0%
April+0.1%0.8%50%+25.7%11.8%
May+4.5%0.4%40%+32.7%6.7%
June+2.6%+4.4%60%+29.0%12.5%
July+3.0%+2.1%60%+24.1%6.2%
August+1.8%0.4%33%+19.3%11.3%
September+5.8%+4.1%67%+29.6%27.4%
October2.5%1.3%44%+15.2%14.4%
November+3.9%+5.0%70%+15.5%7.4%
December+4.2%+4.9%70%+18.2%18.2%

By Calendar Year

YearReturn
2025+5.0%
2024+28.7%
2023+5.8%
2022+8.6%
20216.8%
2020+63.7%
2019+21.4%
20189.0%
2017+172.4%

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