TMUS vs. TDS

Last updated Apr 1, 2026

Compare and contrast key facts about T-Mobile US, Inc. (TMUS) and Telephone and Data Systems, Inc. (TDS).

Performance

TMUS vs. TDS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T-Mobile US, Inc. (TMUS) and Telephone and Data Systems, Inc. (TDS). The values are adjusted to include any dividend payments, if applicable.

TMUS vs. TDS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TMUS T-Mobile US, Inc.	3.94%	-6.58%	39.70%	15.02%	20.71%	-13.99%	71.96%	23.28%	0.16%	10.43%
TDS Telephone and Data Systems, Inc.	33.22%	20.73%	89.02%	86.26%	-45.27%	12.04%	-24.32%	-19.98%	19.58%	-1.46%

Fundamentals

Market Cap TMUS : $234.69B TDS : $4.95B
EPS TMUS : $9.76 TDS : -$0.05
PS Ratio TMUS : 2.68 TDS : 1.64
PB Ratio TMUS : 3.96 TDS : 0.94
Total Revenue (TTM) TMUS : $88.31B TDS : $2.98B
Gross Profit (TTM) TMUS : $38.07B TDS : $1.47B
EBITDA (TTM) TMUS : $28.41B TDS : $828.61M

Returns By Period

In the year-to-date period, TMUS achieves a 3.94% return, which is significantly lower than TDS's 33.22% return. Over the past 10 years, TMUS has outperformed TDS with an annualized return of 18.69%, while TDS has yielded a comparatively lower 9.10% annualized return.

TMUS

• 1D: -1.83%
• 1M: -3.25%
• YTD: 3.94%
• 6M: -11.40%
• 1Y: -19.91%
• 3Y*: 14.68%
• 5Y*: 11.34%
• 10Y*: 18.69%

TDS

• 1D: 0.74%
• 1M: -5.83%
• YTD: 33.22%
• 6M: 39.35%
• 1Y: 41.46%
• 3Y*: 77.09%
• 5Y*: 22.45%
• 10Y*: 9.10%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

TMUS vs. TDS — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

TMUS

TMUS Risk / Return Rank: 16
TMUS Sharpe Ratio Rank: 11
TMUS Sortino Ratio Rank: 13
TMUS Omega Ratio Rank: 13
TMUS Calmar Ratio Rank: 21
TMUS Martin Ratio Rank: 21

TDS

TDS Risk / Return Rank: 77
TDS Sharpe Ratio Rank: 74
TDS Sortino Ratio Rank: 78
TDS Omega Ratio Rank: 76
TDS Calmar Ratio Rank: 79
TDS Martin Ratio Rank: 80

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

TMUS vs. TDS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T-Mobile US, Inc. (TMUS) and Telephone and Data Systems, Inc. (TDS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	TMUS	TDS	Difference
Sharpe ratio Return per unit of total volatility	-0.74	0.98	-1.72
Sortino ratio Return per unit of downside risk	-0.86	1.95	-2.81
Omega ratio Gain probability vs. loss probability	0.88	1.25	-0.36
Calmar ratio Return relative to maximum drawdown	-0.63	2.15	-2.78
Martin ratio Return relative to average drawdown	-1.15	5.70	-6.85
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TMUS vs. TDS - Sharpe Ratio Comparison

The current TMUS Sharpe Ratio is -0.74, which is lower than the TDS Sharpe Ratio of 0.98. The chart below compares the historical Sharpe Ratios of TMUS and TDS, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	TMUS	TDS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.74	0.98	-1.72
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.48	0.35	+0.13
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.72	0.17	+0.55
Sharpe Ratio (All Time) Calculated using the full available price history	0.21	0.11	+0.10

Correlation

The correlation between TMUS and TDS is 0.39, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

TMUS vs. TDS - Dividend Comparison

TMUS's dividend yield for the trailing twelve months is around 1.81%, less than TDS's 24.73% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
TMUS T-Mobile US, Inc.	1.81%	1.80%	1.28%	0.41%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
TDS Telephone and Data Systems, Inc.	24.73%	0.39%	0.91%	4.03%	6.86%	3.47%	3.66%	2.60%	1.97%	2.23%	2.05%	2.18%

Drawdowns

TMUS vs. TDS - Drawdown Comparison

The maximum TMUS drawdown since its inception was -86.29%, roughly equal to the maximum TDS drawdown of -88.89%. Use the drawdown chart below to compare losses from any high point for TMUS and TDS.

Drawdown Indicators

	TMUS	TDS	Difference
Max Drawdown Largest peak-to-trough decline	-86.29%	-88.89%	+2.60%
Max Drawdown (1Y) Largest decline over 1 year	-30.79%	-19.69%	-11.10%
Max Drawdown (5Y) Largest decline over 5 years	-31.99%	-72.54%	+40.55%
Max Drawdown (10Y) Largest decline over 10 years	-31.99%	-78.98%	+46.99%
Current Drawdown Current decline from peak	-21.70%	-11.45%	-10.25%
Average Drawdown Average peak-to-trough decline	-25.93%	-47.54%	+21.61%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.90%	7.41%	+9.49%

Volatility

TMUS vs. TDS - Volatility Comparison

The current volatility for T-Mobile US, Inc. (TMUS) is 5.94%, while Telephone and Data Systems, Inc. (TDS) has a volatility of 7.58%. This indicates that TMUS experiences smaller price fluctuations and is considered to be less risky than TDS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TMUS	TDS	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.94%	7.58%	-1.64%
Volatility (6M) Calculated over the trailing 6-month period	17.26%	29.87%	-12.61%
Volatility (1Y) Calculated over the trailing 1-year period	27.02%	42.36%	-15.34%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.62%	63.76%	-40.14%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.87%	52.56%	-26.69%

Financials

TMUS vs. TDS - Profitability Comparison

The chart below illustrates the profitability comparison between T-Mobile US, Inc. and Telephone and Data Systems, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

TMUS - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, T-Mobile US, Inc. reported a gross profit of 0.00 and revenue of 24.33B. Therefore, the gross margin over that period was 0.0%.

TDS - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Telephone and Data Systems, Inc. reported a gross profit of 8.17M and revenue of 330.71M. Therefore, the gross margin over that period was 2.5%.

TMUS - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, T-Mobile US, Inc. reported an operating income of 3.40B and revenue of 24.33B, resulting in an operating margin of 14.0%.

TDS - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Telephone and Data Systems, Inc. reported an operating income of 8.17M and revenue of 330.71M, resulting in an operating margin of 2.5%.

TMUS - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, T-Mobile US, Inc. reported a net income of 2.10B and revenue of 24.33B, resulting in a net margin of 8.6%.

TDS - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Telephone and Data Systems, Inc. reported a net income of 56.47M and revenue of 330.71M, resulting in a net margin of 17.1%.