ARKX vs. ROKT
Compare and contrast key facts about ARK Space Exploration & Innovation ETF (ARKX) and SPDR S&P Kensho Final Frontiers ETF (ROKT).
ARKX and ROKT are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. ARKX is an actively managed fund by ARK. It was launched on Mar 30, 2021. ROKT is a passively managed fund by State Street that tracks the performance of the S&P Kensho Final Frontiers Index. It was launched on Oct 22, 2018.
Performance
ARKX vs. ROKT - Performance Comparison
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ARKX vs. ROKT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
ARKX ARK Space Exploration & Innovation ETF | 3.21% | 48.46% | 26.67% | 24.37% | -34.27% | -7.14% |
ROKT SPDR S&P Kensho Final Frontiers ETF | 20.37% | 50.56% | 27.89% | 14.41% | -0.81% | 0.01% |
Returns By Period
In the year-to-date period, ARKX achieves a 3.21% return, which is significantly lower than ROKT's 20.37% return.
ARKX
- 1D
- 1.91%
- 1M
- -7.49%
- YTD
- 3.21%
- 6M
- 3.53%
- 1Y
- 68.32%
- 3Y*
- 28.79%
- 5Y*
- 7.42%
- 10Y*
- —
ROKT
- 1D
- 2.91%
- 1M
- -4.77%
- YTD
- 20.37%
- 6M
- 33.50%
- 1Y
- 92.60%
- 3Y*
- 36.67%
- 5Y*
- 21.01%
- 10Y*
- —
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ARKX vs. ROKT - Expense Ratio Comparison
ARKX has a 0.75% expense ratio, which is higher than ROKT's 0.45% expense ratio.
Return for Risk
ARKX vs. ROKT — Risk / Return Rank
ARKX
ROKT
ARKX vs. ROKT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ARK Space Exploration & Innovation ETF (ARKX) and SPDR S&P Kensho Final Frontiers ETF (ROKT). 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.
| ARKX | ROKT | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.98 | 3.17 | -1.20 |
Sortino ratioReturn per unit of downside risk | 2.60 | 3.82 | -1.21 |
Omega ratioGain probability vs. loss probability | 1.32 | 1.52 | -0.20 |
Calmar ratioReturn relative to maximum drawdown | 3.36 | 6.94 | -3.58 |
Martin ratioReturn relative to average drawdown | 9.46 | 26.49 | -17.03 |
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
| ARKX | ROKT | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.98 | 3.17 | -1.20 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.27 | 0.96 | -0.69 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.30 | 0.77 | -0.47 |
Correlation
The correlation between ARKX and ROKT is 0.85, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
ARKX vs. ROKT - Dividend Comparison
ARKX has not paid dividends to shareholders, while ROKT's dividend yield for the trailing twelve months is around 0.33%.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
ARKX ARK Space Exploration & Innovation ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
ROKT SPDR S&P Kensho Final Frontiers ETF | 0.33% | 0.41% | 0.57% | 0.62% | 0.54% | 1.79% | 0.48% | 0.74% | 0.16% |
Drawdowns
ARKX vs. ROKT - Drawdown Comparison
The maximum ARKX drawdown since its inception was -43.61%, roughly equal to the maximum ROKT drawdown of -43.16%. Use the drawdown chart below to compare losses from any high point for ARKX and ROKT.
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Drawdown Indicators
| ARKX | ROKT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -43.61% | -43.16% | -0.45% |
Max Drawdown (1Y)Largest decline over 1 year | -20.42% | -13.36% | -7.06% |
Max Drawdown (5Y)Largest decline over 5 years | -43.61% | -23.46% | -20.15% |
Current DrawdownCurrent decline from peak | -14.96% | -4.77% | -10.19% |
Average DrawdownAverage peak-to-trough decline | -20.49% | -6.86% | -13.63% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.25% | 3.50% | +3.75% |
Volatility
ARKX vs. ROKT - Volatility Comparison
ARK Space Exploration & Innovation ETF (ARKX) and SPDR S&P Kensho Final Frontiers ETF (ROKT) have volatilities of 11.25% and 10.90%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ARKX | ROKT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.25% | 10.90% | +0.35% |
Volatility (6M)Calculated over the trailing 6-month period | 25.62% | 22.79% | +2.83% |
Volatility (1Y)Calculated over the trailing 1-year period | 34.73% | 29.33% | +5.40% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 27.20% | 21.91% | +5.29% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.20% | 24.80% | +2.40% |