CNK vs. ROKU
CNK (Cinemark Holdings, Inc.) and ROKU (Roku, Inc.) are both stocks. Both operate in the Entertainment industry within the Communication Services sector. Over the past 5 years, CNK returned 7.16%/yr vs -17.42%/yr for ROKU. At a 0.22 correlation, their price movements are largely independent.
Performance
CNK vs. ROKU - Performance Comparison
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Returns By Period
In the year-to-date period, CNK achieves a 33.43% return, which is significantly higher than ROKU's 15.76% return.
CNK
- 1D
- 3.60%
- 1M
- 14.49%
- YTD
- 33.43%
- 6M
- 29.97%
- 1Y
- -0.99%
- 3Y*
- 21.82%
- 5Y*
- 7.16%
- 10Y*
- 0.26%
ROKU
- 1D
- 2.77%
- 1M
- 0.95%
- YTD
- 15.76%
- 6M
- 32.84%
- 1Y
- 70.43%
- 3Y*
- 27.27%
- 5Y*
- -17.42%
- 10Y*
- —
CNK vs. ROKU - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CNK Cinemark Holdings, Inc. | 33.43% | -24.07% | 119.87% | 62.70% | -46.28% | -7.41% | -47.79% | -1.90% | 6.36% | -3.43% |
ROKU Roku, Inc. | 15.76% | 45.94% | -18.90% | 125.21% | -82.16% | -31.27% | 147.96% | 337.01% | -40.83% | 120.34% |
Correlation
The correlation between CNK and ROKU is 0.12, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.12 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.16 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.30 |
Correlation (All Time) Calculated using the full available price history since Sep 29, 2017 | 0.22 |
The correlation between CNK and ROKU shifts across timeframes, from 0.12 (1 year) to 0.30 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
CNK:
$3.53B
ROKU:
$18.97B
CNK:
$1.34
ROKU:
$1.34
CNK:
22.95
ROKU:
94.03
CNK:
1.21
ROKU:
3.82
CNK:
9.27
ROKU:
7.10
CNK:
$3.22B
ROKU:
$4.97B
CNK:
$1.05B
ROKU:
$2.19B
CNK:
$544.10M
ROKU:
$280.30M
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Return for Risk
CNK vs. ROKU — Risk / Return Rank
CNK
ROKU
CNK vs. ROKU - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Cinemark Holdings, Inc. (CNK) and Roku, Inc. (ROKU). 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.
| CNK | ROKU | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.61 | ||
| Sortino ratioReturn per unit of downside risk | -1.86 | ||
| Omega ratioGain probability vs. loss probability | 1.03 | 1.27 | -0.24 |
| Calmar ratioReturn relative to maximum drawdown | -0.03 | 2.56 | -2.59 |
| Martin ratioReturn relative to average drawdown | -0.06 | 7.27 | -7.32 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| CNK | ROKU | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | -0.03 | 1.59 | -1.61 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.16 | -0.26 | +0.43 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.00 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.12 | 0.29 | -0.17 |
Drawdowns
CNK vs. ROKU - Drawdown Comparison
The maximum CNK drawdown since its inception was -83.80%, smaller than the maximum ROKU drawdown of -91.91%. Use the drawdown chart below to compare losses from any high point for CNK and ROKU.
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Drawdown Indicators
| CNK | ROKU | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.80% | -91.91% | +8.11% |
Max Drawdown (1Y)Largest decline over 1 year | -32.40% | -27.69% | -4.71% |
Max Drawdown (3Y)Largest decline over 3 years | -38.38% | -51.65% | +13.27% |
Max Drawdown (5Y)Largest decline over 5 years | -64.29% | -91.91% | +27.62% |
Max Drawdown (10Y)Largest decline over 10 years | -83.80% | — | — |
Current DrawdownCurrent decline from peak | -22.70% | -73.81% | +51.11% |
Average DrawdownAverage peak-to-trough decline | -26.20% | -52.80% | +26.60% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 17.83% | 9.72% | +8.11% |
Volatility
CNK vs. ROKU - Volatility Comparison
Cinemark Holdings, Inc. (CNK) has a higher volatility of 13.40% compared to Roku, Inc. (ROKU) at 9.07%. This indicates that CNK's price experiences larger fluctuations and is considered to be riskier than ROKU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CNK | ROKU | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 13.40% | 9.07% | +4.33% |
Volatility (6M)Calculated over the trailing 6-month period | 30.40% | 31.64% | -1.24% |
Volatility (1Y)Calculated over the trailing 1-year period | 39.62% | 44.62% | -5.00% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 43.84% | 66.62% | -22.78% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 55.95% | 73.39% | -17.44% |
Dividends
CNK vs. ROKU - Dividend Comparison
CNK's dividend yield for the trailing twelve months is around 1.14%, while ROKU has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CNK Cinemark Holdings, Inc. | 1.14% | 1.42% | 0.00% | 0.00% | 0.00% | 0.00% | 2.07% | 4.02% | 3.58% | 3.33% | 2.82% | 2.99% |
ROKU Roku, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
CNK vs. ROKU - Financials Comparison
This section allows you to compare key financial metrics between Cinemark Holdings, Inc. and Roku, 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. ROKU - Profitability Comparison
CNK - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Cinemark Holdings, Inc. reported a gross profit of 134.90M and revenue of 643.10M. Therefore, the gross margin over that period was 21.0%.
ROKU - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Roku, Inc. reported a gross profit of 564.94M and revenue of 1.25B. Therefore, the gross margin over that period was 45.2%.
CNK - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Cinemark Holdings, Inc. reported an operating income of 23.50M and revenue of 643.10M, resulting in an operating margin of 3.7%.
ROKU - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Roku, Inc. reported an operating income of 51.77M and revenue of 1.25B, resulting in an operating margin of 4.2%.
CNK - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Cinemark Holdings, Inc. reported a net income of -6.40M and revenue of 643.10M, resulting in a net margin of -1.0%.
ROKU - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Roku, Inc. reported a net income of 85.70M and revenue of 1.25B, resulting in a net margin of 6.9%.
Frequently Asked Questions
CNK and ROKU have a correlation of 0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CNK has higher volatility (13.40%) compared to ROKU (9.07%). In terms of maximum drawdown, CNK dropped -83.80% vs ROKU's -91.91%.
ROKU currently has the higher Sharpe Ratio (1.59 vs -0.03), 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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