These figures are computed from 15 years of actual monthly closing prices. Past seasonal patterns are not a guarantee of future performance. See our methodology for how this is calculated, or visit the Academy to learn how to read seasonal data responsibly.
Sumitomo Mitsui seasonality — common questions
What is Sumitomo Mitsui's best month historically?
Historically, November has been Sumitomo Mitsui's strongest month, averaging +4.32% with a 73% win rate over 15 years of data. March has been the weakest at -2.58%.
Is Sumitomo Mitsui seasonal?
Sumitomo Mitsui shows a measurable seasonal pattern: its best and worst months differ by 6.90 percentage points on average. These figures come from 15 years of real monthly closing prices. Seasonality is a historical tendency, not a prediction.
How does Sumitomo Mitsui historically perform in August?
Sumitomo Mitsui is currently in August, which has historically averaged -1.16% with a 38% win rate. That has historically been a seasonally weak window.
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