← PNL404 · Western DigitalEnglish · 한국어 · 日本語

Western Digital Seasonality

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

Based on 49 calendar years of monthly closes, starting 1978.

By Month

MonthAverageMedian% PositiveBestWorst
January+15.2%+9.8%73%+116.6%27.7%
February0.8%1.1%46%+26.0%30.3%
March+2.0%1.7%48%+65.3%30.8%
April+4.2%+4.5%63%+60.6%28.0%
May+2.4%+3.5%56%+34.2%31.8%
June3.9%2.9%31%+27.8%30.8%
July0.3%3.6%44%+38.2%27.3%
August+4.0%+2.2%53%+61.7%27.0%
September2.5%3.1%38%+49.4%39.8%
October+0.9%2.3%45%+57.5%30.2%
November+4.5%+6.8%67%+40.6%45.8%
December+4.1%+6.1%60%+33.1%25.0%

By Calendar Year

YearReturn
2025+282.2%
2024+13.9%
2023+66.0%
202251.6%
2021+17.7%
202012.7%
2019+71.7%
201853.5%
2017+17.0%
2016+13.2%
201545.8%
2014+31.9%
2013+97.5%
2012+37.3%
20118.7%
201023.2%
2009+285.6%
200862.1%
2007+47.7%
2006+9.9%
2005+71.7%
20048.1%
2003+84.5%
2002+1.9%
2001+157.2%
200041.8%
199972.2%
19985.9%
199743.7%
1996+218.2%
1995+6.7%
1994+83.6%
1993+5.8%
1992+228.6%
199146.2%
199041.8%
198943.2%
19889.2%
198712.2%
1986+76.2%
1985+21.7%
19844.2%
1983+94.6%
198230.2%
198132.9%
1980+229.2%
1979+60.0%

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