ARQQ vs. ARKX
ARQQ (Arqit Quantum Inc.) is a stock, while ARKX (ARK Space Exploration & Innovation ETF) is Aerospace & Defense fund actively managed by ARK. Over the past 3 years, ARQQ returned -28.53%/yr vs 31.55%/yr for ARKX. At a 0.37 correlation, their price movements are largely independent.
Performance
ARQQ vs. ARKX - Performance Comparison
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Returns By Period
In the year-to-date period, ARQQ achieves a -37.84% return, which is significantly lower than ARKX's 16.56% return.
ARQQ
- 1D
- -0.66%
- 1M
- -1.66%
- YTD
- -37.84%
- 6M
- -52.03%
- 1Y
- -49.10%
- 3Y*
- -28.53%
- 5Y*
- —
- 10Y*
- —
ARKX
- 1D
- -1.94%
- 1M
- -2.96%
- YTD
- 16.56%
- 6M
- 17.78%
- 1Y
- 52.99%
- 3Y*
- 31.55%
- 5Y*
- 10.38%
- 10Y*
- —
ARQQ vs. ARKX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
ARQQ Arqit Quantum Inc. | -37.84% | -43.67% | 227.76% | -86.87% | -84.93% | 158.92% |
ARKX ARK Space Exploration & Innovation ETF | 16.56% | 48.46% | 26.67% | 24.37% | -34.27% | -11.04% |
Correlation
The correlation between ARQQ and ARKX is 0.61, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.61 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.44 |
Correlation (All Time) Calculated using the full available price history since Sep 7, 2021 | 0.37 |
Over the past year, ARQQ and ARKX have become more correlated (0.61) than their long-term average of 0.37, meaning their price movements have been converging.
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Return for Risk
ARQQ vs. ARKX — Risk / Return Rank
ARQQ
ARKX
ARQQ vs. ARKX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Arqit Quantum Inc. (ARQQ) and ARK Space Exploration & Innovation ETF (ARKX). 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.
| ARQQ | ARKX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.06 | ||
| Sortino ratioReturn per unit of downside risk | -2.36 | ||
| Omega ratioGain probability vs. loss probability | 0.98 | 1.26 | -0.28 |
| Calmar ratioReturn relative to maximum drawdown | -0.62 | 2.61 | -3.23 |
| Martin ratioReturn relative to average drawdown | -0.91 | 6.87 | -7.78 |
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Drawdowns
ARQQ vs. ARKX - Drawdown Comparison
The maximum ARQQ drawdown since its inception was -99.60%, which is greater than ARKX's maximum drawdown of -43.61%. Use the drawdown chart below to compare losses from any high point for ARQQ and ARKX.
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Drawdown Indicators
| ARQQ | ARKX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.60% | -43.61% | -55.99% |
Max Drawdown (1Y)Largest decline over 1 year | -79.78% | -20.42% | -59.36% |
Max Drawdown (3Y)Largest decline over 3 years | -89.76% | -25.47% | -64.29% |
Max Drawdown (5Y)Largest decline over 5 years | — | -43.61% | — |
Current DrawdownCurrent decline from peak | -98.57% | -10.49% | -88.08% |
Average DrawdownAverage peak-to-trough decline | -88.78% | -19.92% | -68.86% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 53.78% | 7.74% | +46.04% |
Volatility
ARQQ vs. ARKX - Volatility Comparison
Arqit Quantum Inc. (ARQQ) has a higher volatility of 35.65% compared to ARK Space Exploration & Innovation ETF (ARKX) at 12.77%. This indicates that ARQQ's price experiences larger fluctuations and is considered to be riskier than ARKX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ARQQ | ARKX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 35.65% | 12.77% | +22.88% |
Volatility (6M)Calculated over the trailing 6-month period | 64.49% | 26.51% | +37.98% |
Volatility (1Y)Calculated over the trailing 1-year period | 104.65% | 33.50% | +71.15% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 134.12% | 28.02% | +106.10% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 134.12% | 27.65% | +106.47% |
Dividends
ARQQ vs. ARKX - Dividend Comparison
Neither ARQQ nor ARKX has paid dividends to shareholders.
Frequently Asked Questions
ARQQ and ARKX have a correlation of 0.61, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ARQQ has higher volatility (35.65%) compared to ARKX (12.77%). In terms of maximum drawdown, ARQQ dropped -99.60% vs ARKX's -43.61%.
ARKX currently has the higher Sharpe Ratio (1.59 vs -0.47), 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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