TMUS vs TU: Correlation
How closely do T-Mobile US (TMUS) and Telus Corporation (TU) trade together? Their weekly returns over three years give a correlation of 0.36, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are TMUS and TU?
On 3 years of weekly data the TMUS/TU correlation comes out at 0.36, moderate. The relationship has been stable: the 1-year correlation (0.30) sits close to the 3-year figure. The 5-year figure is 0.40, and annualized covariance runs at 181.6 %².
By 3-year correlation, TU places #12 of the 31 assets tracked against TMUS. The trailing year gives TMUS the advantage: -28.0% versus -38.0%, a 10.0-point spread.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
TMUS vs TU: side by side
| TMUS (T-Mobile US) | TU (Telus Corporation) | |
|---|---|---|
| 1-year return | -28.0% | -38.0% |
| 5-year return | +34.8% | -44.5% |
| Volatility (ann.) | 24.6% | 20.3% |
| Beta vs S&P 500 | 0.36 | 0.21 |
| Max drawdown (3Y) | -37.1% | -40.6% |
| Market cap | $190.7B | $15.4B |
| P/E (trailing) | 18.8 | – |
| Dividend yield | 2.27% | 17.24% |
| Sector / category | Communication Services | US Listed |
Year-by-year returns
| Year | TMUS | TU |
|---|---|---|
| 2022 | +20.7% | -14.3% |
| 2023 | +15.0% | -2.4% |
| 2024 | +39.7% | -18.4% |
| 2025 | -6.6% | +0.7% |
| 2026 | -11.6% | -22.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are TMUS and TU good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.36 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between TMUS and TU?
As of 2026-08-27, the correlation of weekly returns between TMUS and TU is 0.36 over 3 years, 0.30 over 1 year and 0.40 over 5 years.
Is TU a good diversifier for TMUS?
Yes, to a useful degree: a correlation of 0.36 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.36 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/tmus-vs-tu.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/tmus-vs-tu/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: TMUS correlations · TU correlations
