CNK vs. IRDM
CNK (Cinemark Holdings, Inc.) and IRDM (Iridium Communications Inc.) are both stocks. Both are in the Communication Services sector — CNK in Entertainment, IRDM in Telecom Services. Over the past 10 years, CNK returned 1.50%/yr vs 19.28%/yr for IRDM. Their 0.24 correlation means their historical movements had little consistent relationship.
Performance
CNK vs. IRDM - Performance Comparison
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Returns By Period
In the year-to-date period, CNK achieves a 58.47% return, which is significantly lower than IRDM's 174.91% return. Over the past 10 years, CNK has underperformed IRDM with an annualized return of 1.50%, while IRDM has yielded a comparatively higher 19.28% annualized return.
CNK
- 1D
- 1.22%
- 1M
- 16.05%
- 6M
- 55.52%
- YTD
- 58.47%
- 1Y
- 43.27%
- 3Y*
- 30.07%
- 5Y*
- 19.14%
- 10Y*
- 1.50%
- ALL TIME*
- 6.31%
IRDM
- 1D
- -0.63%
- 1M
- -11.93%
- 6M
- 139.85%
- YTD
- 174.91%
- 1Y
- 100.89%
- 3Y*
- -1.08%
- 5Y*
- 3.66%
- 10Y*
- 19.28%
- ALL TIME*
- 9.85%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $102.97M | $89.37M | $73.61M | |
| $73.05M | $88.75M | $120.14M |
CNK vs. IRDM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CNK Cinemark Holdings, Inc. | 58.47% | -24.07% | 119.87% | 62.70% | -46.28% | -7.41% | -47.79% | -1.90% | 6.36% | -6.39% |
IRDM Iridium Communications Inc. | 174.91% | -38.51% | -28.09% | -19.10% | 24.49% | 5.00% | 59.60% | 33.55% | 56.36% | 22.92% |
Correlation
The correlation between CNK and IRDM is 0.07, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.07 |
Correlation (3Y) Balances recent behavior with more history. | 0.11 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.20 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.23 |
Correlation (All Time) Calculated using the full available price history since Mar 20, 2008 | 0.24 |
The correlation between CNK and IRDM shifts across timeframes, from 0.07 (1 year) to 0.24 (all time), reflecting how their relationship changes across market environments.
Fundamentals
CNK:
$4.27B
IRDM:
$5.02B
CNK:
$0.69
IRDM:
$0.88
CNK:
52.65
IRDM:
54.10
CNK:
1.29
IRDM:
5.71
CNK:
8.61
IRDM:
10.87
CNK:
$3.36B
IRDM:
$884.17M
CNK:
$316.50M
IRDM:
$622.40M
CNK:
$474.40M
IRDM:
$424.30M
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Return for Risk
CNK vs. IRDM — Risk / Return Rank
CNK
IRDM
CNK vs. IRDM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Cinemark Holdings, Inc. (CNK) and Iridium Communications Inc. (IRDM). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| CNK | IRDM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.56 | ||
| Sortino ratioReturn per unit of downside risk | -0.87 | ||
| Omega ratioGain probability vs. loss probability | 1.19 | 1.30 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 1.38 | 2.72 | -1.34 |
| Martin ratioReturn relative to average drawdown | 3.19 | 5.26 | -2.08 |
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Drawdowns
CNK vs. IRDM - Drawdown Comparison
The maximum CNK drawdown since its inception was -83.80%, which is greater than IRDM's maximum drawdown of -75.34%. Use the drawdown chart below to compare losses from any high point for CNK and IRDM.
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Drawdown Indicators
| CNK | IRDM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.80% | -75.34% | -8.46% |
Max Drawdown (1Y)Largest decline over 1 year | -27.65% | -36.41% | +8.76% |
Max Drawdown (3Y)Largest decline over 3 years | -38.38% | -67.49% | +29.11% |
Max Drawdown (5Y)Largest decline over 5 years | -62.23% | -75.34% | +13.11% |
Max Drawdown (10Y)Largest decline over 10 years | -83.80% | -75.34% | -8.46% |
Current DrawdownCurrent decline from peak | -8.20% | -25.01% | +16.81% |
Average DrawdownAverage peak-to-trough decline | -26.14% | -25.98% | -0.16% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.00% | 18.79% | -6.79% |
Volatility
CNK vs. IRDM - Volatility Comparison
The current volatility for Cinemark Holdings, Inc. (CNK) is 10.49%, while Iridium Communications Inc. (IRDM) has a volatility of 11.48%. This indicates that CNK experiences smaller price fluctuations and is considered to be less risky than IRDM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CNK | IRDM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 10.49% | 11.48% | -0.99% |
Volatility (6M)Calculated over the trailing 6-month period | 26.29% | 52.21% | -25.92% |
Volatility (1Y)Calculated over the trailing 1-year period | 40.28% | 65.77% | -25.49% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 43.30% | 47.12% | -3.82% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 56.04% | 46.29% | +9.75% |
Dividends
CNK vs. IRDM - Dividend Comparison
CNK's dividend yield for the trailing twelve months is around 0.96%, less than IRDM's 1.27% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CNK Cinemark Holdings, Inc. | 0.96% | 1.42% | 0.00% | 0.00% | 0.00% | 0.00% | 2.07% | 4.02% | 3.58% | 3.33% | 2.82% | 2.99% |
IRDM Iridium Communications Inc. | 1.27% | 3.34% | 1.90% | 1.26% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
CNK vs. IRDM - Financials Comparison
This section allows you to compare key financial metrics between Cinemark Holdings, Inc. and Iridium Communications Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
CNK vs. IRDM - Profitability Comparison
CNK - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Cinemark Holdings, Inc. reported a gross profit of -134.90M and revenue of 1.09B. Therefore, the gross margin over that period was -12.4%.
IRDM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Iridium Communications Inc. reported a gross profit of 173.92M and revenue of 225.24M. Therefore, the gross margin over that period was 77.2%.
CNK - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Cinemark Holdings, Inc. reported an operating income of 233.00M and revenue of 1.09B, resulting in an operating margin of 21.5%.
IRDM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Iridium Communications Inc. reported an operating income of 34.01M and revenue of 225.24M, resulting in an operating margin of 15.1%.
CNK - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Cinemark Holdings, Inc. reported a net income of 5.80M and revenue of 1.09B, resulting in a net margin of 0.5%.
IRDM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Iridium Communications Inc. reported a net income of 9.68M and revenue of 225.24M, resulting in a net margin of 4.3%.
Frequently Asked Questions
CNK and IRDM 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.
IRDM has higher volatility (11.48%) compared to CNK (10.49%). In terms of maximum drawdown, CNK dropped -83.80% vs IRDM's -75.34%.
IRDM currently has the higher Sharpe Ratio (1.51 vs 0.95), 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.
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