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.
BT Group seasonality — common questions
What is BT Group's best month historically?
Historically, November has been BT Group's strongest month, averaging +4.69% with a 67% win rate over 15 years of data. August has been the weakest at -3.88%.
Is BT Group seasonal?
BT Group shows a measurable seasonal pattern: its best and worst months differ by 8.57 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 BT Group historically perform in October?
BT Group is currently in October, which has historically averaged +0.93% with a 50% win rate. That is a historically neutral window.
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