IDCC vs. TMUS

Last updated Jun 3, 2026

IDCC (InterDigital, 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, IDCC returned 18.11%/yr vs 16.30%/yr for TMUS. At a 0.27 correlation, their price movements are largely independent.

Performance

IDCC vs. TMUS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in InterDigital, Inc. (IDCC) 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, IDCC achieves a -18.29% return, which is significantly lower than TMUS's -6.04% return. Over the past 10 years, IDCC has outperformed TMUS with an annualized return of 18.11%, while TMUS has yielded a comparatively lower 16.30% annualized return.

IDCC

• 1D: 0.26%
• 1M: -10.84%
• YTD: -18.29%
• 6M: -22.97%
• 1Y: 20.81%
• 3Y*: 46.93%
• 5Y*: 27.76%
• 10Y*: 18.11%

TMUS

• 1D: 1.12%
• 1M: -3.17%
• YTD: -6.04%
• 6M: -9.21%
• 1Y: -20.85%
• 3Y*: 14.60%
• 5Y*: 6.77%
• 10Y*: 16.30%

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

IDCC vs. TMUS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IDCC InterDigital, Inc.	-18.29%	66.05%	81.06%	123.67%	-29.25%	20.49%	14.28%	-16.11%	-11.23%	-15.34%
TMUS T-Mobile US, Inc.	-6.04%	-6.58%	39.70%	15.02%	20.71%	-13.99%	71.96%	23.28%	0.16%	10.43%

Correlation

The correlation between IDCC and TMUS is -0.18, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.18
Correlation (3Y) Calculated over the trailing 3-year period	0.00
Correlation (5Y) Calculated over the trailing 5-year period	0.14
Correlation (10Y) Calculated over the trailing 10-year period	0.24
Correlation (All Time) Calculated using the full available price history since Apr 20, 2007	0.27

The correlation between IDCC and TMUS shifts across timeframes, from -0.18 (1 year) to 0.27 (all time), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap IDCC : $9.14B TMUS : $208.10B
EPS IDCC : $10.51 TMUS : $9.41
PE Ratio IDCC : 24.65 TMUS : 20.06
PEG Ratio IDCC : 0.31 TMUS : 0.30
PS Ratio IDCC : 10.89 TMUS : 2.34
PB Ratio IDCC : 8.28 TMUS : 3.72
Total Revenue (TTM) IDCC : $828.92M TMUS : $90.53B
Gross Profit (TTM) IDCC : $537.64M TMUS : $34.92B
EBITDA (TTM) IDCC : $508.15M TMUS : $28.22B

Return for Risk

IDCC vs. TMUS — Risk / Return Rank

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

IDCC

IDCC Risk / Return Rank: 54
IDCC Sharpe Ratio Rank: 56
IDCC Sortino Ratio Rank: 52
IDCC Omega Ratio Rank: 52
IDCC Calmar Ratio Rank: 53
IDCC Martin Ratio Rank: 55

TMUS

TMUS Risk / Return Rank: 11
TMUS Sharpe Ratio Rank: 7
TMUS Sortino Ratio Rank: 9
TMUS Omega Ratio Rank: 10
TMUS Calmar Ratio Rank: 13
TMUS Martin Ratio Rank: 14

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.

IDCC vs. TMUS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for InterDigital, Inc. (IDCC) 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.

	IDCC	TMUS	Difference
Sharpe ratio Return per unit of total volatility	0.45	-0.85	+1.30
Sortino ratio Return per unit of downside risk	0.93	-1.15	+2.09
Omega ratio Gain probability vs. loss probability	1.13	0.87	+0.26
Calmar ratio Return relative to maximum drawdown	0.56	-0.72	+1.28
Martin ratio Return relative to average drawdown	1.46	-1.19	+2.65
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IDCC vs. TMUS - Sharpe Ratio Comparison

The current IDCC Sharpe Ratio is 0.45, which is higher than the TMUS Sharpe Ratio of -0.85. The chart below compares the historical Sharpe Ratios of IDCC 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

	IDCC	TMUS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.45	-0.85	+1.30
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.79	0.29	+0.50
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.51	0.63	-0.12
Sharpe Ratio (All Time) Calculated using the full available price history	0.18	0.20	-0.02

Drawdowns

IDCC vs. TMUS - Drawdown Comparison

The maximum IDCC drawdown since its inception was -93.83%, which is greater than TMUS's maximum drawdown of -86.29%. Use the drawdown chart below to compare losses from any high point for IDCC and TMUS.

Drawdown Indicators

	IDCC	TMUS	Difference
Max Drawdown Largest peak-to-trough decline	-93.83%	-86.29%	-7.54%
Max Drawdown (1Y) Largest decline over 1 year	-36.48%	-28.51%	-7.97%
Max Drawdown (3Y) Largest decline over 3 years	-36.48%	-31.88%	-4.60%
Max Drawdown (5Y) Largest decline over 5 years	-51.21%	-31.99%	-19.22%
Max Drawdown (10Y) Largest decline over 10 years	-64.94%	-31.99%	-32.95%
Current Drawdown Current decline from peak	-34.39%	-29.22%	-5.17%
Average Drawdown Average peak-to-trough decline	-45.29%	-25.95%	-19.34%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.94%	17.24%	-3.30%

Volatility

IDCC vs. TMUS - Volatility Comparison

InterDigital, Inc. (IDCC) has a higher volatility of 11.54% compared to T-Mobile US, Inc. (TMUS) at 5.31%. This indicates that IDCC'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

	IDCC	TMUS	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.54%	5.31%	+6.23%
Volatility (6M) Calculated over the trailing 6-month period	35.99%	18.70%	+17.29%
Volatility (1Y) Calculated over the trailing 1-year period	46.23%	24.63%	+21.60%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	35.56%	23.79%	+11.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	35.48%	26.05%	+9.43%

Dividends

IDCC vs. TMUS - Dividend Comparison

IDCC's dividend yield for the trailing twelve months is around 1.04%, less than TMUS's 2.09% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IDCC InterDigital, Inc.	1.04%	0.74%	0.85%	1.34%	2.83%	1.95%	2.31%	2.57%	2.11%	1.64%	0.99%	1.63%
TMUS T-Mobile US, Inc.	2.09%	1.80%	1.28%	0.41%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

IDCC vs. TMUS - Profitability Comparison

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

IDCC - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, InterDigital, Inc. reported a gross profit of 0.00 and revenue of 205.42M. Therefore, the gross margin over that period was 0.0%.

TMUS - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, T-Mobile US, Inc. reported a gross profit of 0.00 and revenue of 23.11B. Therefore, the gross margin over that period was 0.0%.

IDCC - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, InterDigital, Inc. reported an operating income of 82.26M and revenue of 205.42M, resulting in an operating margin of 40.1%.

TMUS - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, T-Mobile US, Inc. reported an operating income of 4.50B and revenue of 23.11B, resulting in an operating margin of 19.5%.

IDCC - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, InterDigital, Inc. reported a net income of 75.33M and revenue of 205.42M, resulting in a net margin of 36.7%.

TMUS - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, T-Mobile US, Inc. reported a net income of 2.50B and revenue of 23.11B, resulting in a net margin of 10.8%.

Frequently Asked Questions

Can I hold both IDCC and TMUS in my portfolio?

IDCC and TMUS have a correlation of -0.18, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IDCC or TMUS?

IDCC has higher volatility (11.54%) compared to TMUS (5.31%). In terms of maximum drawdown, IDCC dropped -93.83% vs TMUS's -86.29%.

Which has better risk-adjusted returns?

IDCC currently has the higher Sharpe Ratio (0.45 vs -0.85), 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.