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.
T-Mobile seasonality — common questions
What is T-Mobile's best month historically?
Historically, February has been T-Mobile's strongest month, averaging +4.44% with a 63% win rate over 15 years of data. October has been the weakest at -0.58%.
Is T-Mobile seasonal?
T-Mobile shows a measurable seasonal pattern: its best and worst months differ by 5.02 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 T-Mobile historically perform in August?
T-Mobile is currently in August, which has historically averaged +0.02% with a 50% win rate. That is a historically neutral window.
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