ATEX vs. TMUS

Last updated Jun 4, 2026

ATEX (Anterix Inc.) and TMUS (T-Mobile US, Inc.) are both stocks. Both operate in the Telecom Services industry within the Communication Services sector. Over the past 10 years, ATEX returned 11.91%/yr vs 15.83%/yr for TMUS. At a 0.18 correlation, their price movements are largely independent.

Performance

ATEX vs. TMUS - Performance Comparison

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

Returns By Period

In the year-to-date period, ATEX achieves a 206.55% return, which is significantly higher than TMUS's -9.72% return. Over the past 10 years, ATEX has underperformed TMUS with an annualized return of 11.91%, while TMUS has yielded a comparatively higher 15.83% annualized return.

ATEX

• 1D: 0.03%
• 1M: 38.32%
• YTD: 206.55%
• 6M: 232.94%
• 1Y: 150.82%
• 3Y*: 27.09%
• 5Y*: 5.96%
• 10Y*: 11.91%

TMUS

• 1D: -3.91%
• 1M: -6.16%
• YTD: -9.72%
• 6M: -12.08%
• 1Y: -24.20%
• 3Y*: 13.09%
• 5Y*: 5.60%
• 10Y*: 15.83%

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

ATEX vs. TMUS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ATEX Anterix Inc.	206.55%	-28.82%	-7.95%	3.57%	-45.25%	56.28%	-12.98%	15.57%	16.48%	42.35%
TMUS T-Mobile US, Inc.	-9.72%	-6.58%	39.70%	15.02%	20.71%	-13.99%	71.96%	23.28%	0.16%	10.43%

Correlation

The correlation between ATEX and TMUS is -0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.07
Correlation (3Y) Calculated over the trailing 3-year period	0.10
Correlation (5Y) Calculated over the trailing 5-year period	0.16
Correlation (10Y) Calculated over the trailing 10-year period	0.20
Correlation (All Time) Calculated using the full available price history since Feb 4, 2015	0.18

The correlation between ATEX and TMUS shifts across timeframes, from -0.07 (1 year) to 0.20 (10 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap ATEX : $1.25B TMUS : $199.97B
EPS ATEX : $4.35 TMUS : $9.41
PE Ratio ATEX : 15.39 TMUS : 19.28
PS Ratio ATEX : 287.05 TMUS : 2.25
PB Ratio ATEX : 5.30 TMUS : 3.58
Total Revenue (TTM) ATEX : $4.36M TMUS : $90.53B
Gross Profit (TTM) ATEX : $4.36M TMUS : $34.92B
EBITDA (TTM) ATEX : $30.48M TMUS : $28.22B

Return for Risk

ATEX vs. TMUS — Risk / Return Rank

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

ATEX

ATEX Risk / Return Rank: 89
ATEX Sharpe Ratio Rank: 95
ATEX Sortino Ratio Rank: 92
ATEX Omega Ratio Rank: 89
ATEX Calmar Ratio Rank: 88
ATEX Martin Ratio Rank: 83

TMUS

TMUS Risk / Return Rank: 7
TMUS Sharpe Ratio Rank: 5
TMUS Sortino Ratio Rank: 7
TMUS Omega Ratio Rank: 9
TMUS Calmar Ratio Rank: 8
TMUS Martin Ratio Rank: 8

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.

ATEX vs. TMUS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Anterix Inc. (ATEX) and T-Mobile US, Inc. (TMUS). 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.

	ATEX	TMUS	Difference
Sharpe ratio Return per unit of total volatility	3.06	-0.97	+4.03
Sortino ratio Return per unit of downside risk	3.55	-1.36	+4.91
Omega ratio Gain probability vs. loss probability	1.42	0.85	+0.57
Calmar ratio Return relative to maximum drawdown	4.05	-0.85	+4.90
Martin ratio Return relative to average drawdown	7.99	-1.40	+9.39
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ATEX vs. TMUS - Sharpe Ratio Comparison

The current ATEX Sharpe Ratio is 3.06, which is higher than the TMUS Sharpe Ratio of -0.97. The chart below compares the historical Sharpe Ratios of ATEX and TMUS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	ATEX	TMUS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.06	-0.97	+4.03
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.14	0.24	-0.10
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.24	0.61	-0.37
Sharpe Ratio (All Time) Calculated using the full available price history	0.09	0.20	-0.11

Drawdowns

ATEX vs. TMUS - Drawdown Comparison

The maximum ATEX drawdown since its inception was -72.27%, smaller than the maximum TMUS drawdown of -86.29%. Use the drawdown chart below to compare losses from any high point for ATEX and TMUS.

Drawdown Indicators

	ATEX	TMUS	Difference
Max Drawdown Largest peak-to-trough decline	-72.27%	-86.29%	+14.02%
Max Drawdown (1Y) Largest decline over 1 year	-37.49%	-28.62%	-8.87%
Max Drawdown (3Y) Largest decline over 3 years	-57.35%	-31.99%	-25.36%
Max Drawdown (5Y) Largest decline over 5 years	-72.27%	-31.99%	-40.28%
Max Drawdown (10Y) Largest decline over 10 years	-72.27%	-31.99%	-40.28%
Current Drawdown Current decline from peak	0.00%	-31.99%	+31.99%
Average Drawdown Average peak-to-trough decline	-38.78%	-25.95%	-12.83%
Ulcer Index Depth and duration of drawdowns from previous peaks	18.96%	17.33%	+1.63%

Volatility

ATEX vs. TMUS - Volatility Comparison

Anterix Inc. (ATEX) has a higher volatility of 12.44% compared to T-Mobile US, Inc. (TMUS) at 6.53%. This indicates that ATEX's price experiences larger fluctuations and is considered to be riskier than TMUS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ATEX	TMUS	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.44%	6.53%	+5.91%
Volatility (6M) Calculated over the trailing 6-month period	36.92%	19.07%	+17.85%
Volatility (1Y) Calculated over the trailing 1-year period	49.73%	24.92%	+24.81%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	43.42%	23.85%	+19.57%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	49.95%	26.07%	+23.88%

Dividends

ATEX vs. TMUS - Dividend Comparison

ATEX has not paid dividends to shareholders, while TMUS's dividend yield for the trailing twelve months is around 2.17%.

Position	TTM	2025	2024	2023
ATEX Anterix Inc.	0.00%	0.00%	0.00%	0.00%
TMUS T-Mobile US, Inc.	2.17%	1.80%	1.28%	0.41%

Financials

Frequently Asked Questions

Can I hold both ATEX and TMUS in my portfolio?

ATEX and TMUS have a correlation of -0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ATEX or TMUS?

ATEX has higher volatility (12.44%) compared to TMUS (6.53%). In terms of maximum drawdown, ATEX dropped -72.27% vs TMUS's -86.29%.

Which has better risk-adjusted returns?

ATEX currently has the higher Sharpe Ratio (3.06 vs -0.97), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.