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.
BYD seasonality — common questions
What is BYD's best month historically?
Historically, September has been BYD's strongest month, averaging +7.75% with a 38% win rate over 15 years of data. August has been the weakest at -4.11%.
Is BYD seasonal?
BYD shows a measurable seasonal pattern: its best and worst months differ by 11.86 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 BYD historically perform in October?
BYD is currently in October, which has historically averaged +5.63% with a 44% win rate. That is a historically neutral window.
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