CRDL vs. ARKQ

Last updated Aug 1, 2026

CRDL (Cardiol Therapeutics Inc Class A) is a stock, while ARKQ (ARK Autonomous Technology & Robotics ETF) is Robotics fund actively managed by ARK. Over the past 5 years, CRDL returned -10.81%/yr vs 7.45%/yr for ARKQ. Their 0.30 correlation means their historical movements had little consistent relationship.

Performance

CRDL vs. ARKQ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Cardiol Therapeutics Inc Class A (CRDL) and ARK Autonomous Technology & Robotics ETF (ARKQ). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CRDL achieves a 33.15% return, which is significantly higher than ARKQ's 0.36% return.

CRDL

• 1D: 4.96%
• 1M: 20.95%
• 6M: 33.59%
• YTD: 33.15%
• 1Y: -7.97%
• 3Y*: 5.39%
• 5Y*: -10.81%
• 10Y*: —
• ALL TIME*: -13.35%

ARKQ

• 1D: 0.96%
• 1M: -10.06%
• 6M: -7.14%
• YTD: 0.36%
• 1Y: 21.95%
• 3Y*: 25.50%
• 5Y*: 7.45%
• 10Y*: 19.53%
• ALL TIME*: 16.64%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
ARKQ ARK Autonomous Technology & Robotics ETF	$16.90M	$14.85M	$24.73M
CRDL Cardiol Therapeutics Inc Class A	$1.01M	$1.10M	$670.12K

CRDL vs. ARKQ - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
CRDL Cardiol Therapeutics Inc Class A	33.15%	-25.48%	51.80%	65.33%	-72.43%	-15.14%	-38.35%	-5.49%
ARKQ ARK Autonomous Technology & Robotics ETF	0.36%	48.81%	33.88%	40.70%	-46.75%	1.74%	107.20%	20.19%

Correlation

The correlation between CRDL and ARKQ is 0.40, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.40
Correlation (3Y) Balances recent behavior with more history.	0.31
Correlation (5Y) Shows whether the relationship held over a longer period.	0.34
Correlation (All Time) Calculated using the full available price history since Jan 15, 2019	0.30

Return for Risk

CRDL vs. ARKQ — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

CRDL

CRDL Risk / Return Rank: 34
CRDL Sharpe Ratio Rank: 35
CRDL Sortino Ratio Rank: 36
CRDL Omega Ratio Rank: 36
CRDL Calmar Ratio Rank: 31
CRDL Martin Ratio Rank: 32

ARKQ

ARKQ Risk / Return Rank: 25
ARKQ Sharpe Ratio Rank: 24
ARKQ Sortino Ratio Rank: 26
ARKQ Omega Ratio Rank: 25
ARKQ Calmar Ratio Rank: 26
ARKQ Martin Ratio Rank: 26

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

CRDL vs. ARKQ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Cardiol Therapeutics Inc Class A (CRDL) and ARK Autonomous Technology & Robotics ETF (ARKQ). 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.

	CRDL	ARKQ	Difference
Sharpe ratio: Return per unit of total volatility	-0.22	0.55	-0.77
Sortino ratio: Return per unit of downside risk	0.13	0.97	-0.84
Omega ratio: Gain probability vs. loss probability	1.02	1.11	-0.10
Calmar ratio: Return relative to maximum drawdown	-0.38	0.79	-1.17
Martin ratio: Return relative to average drawdown	-0.61	2.13	-2.74

CRDL vs. ARKQ - Sharpe Ratio Comparison

The current CRDL Sharpe Ratio is -0.22, which is lower than the ARKQ Sharpe Ratio of 0.55. The chart below compares the historical Sharpe Ratios of CRDL and ARKQ, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

CRDL vs. ARKQ - Drawdown Comparison

The maximum CRDL drawdown since its inception was -92.71%, which is greater than ARKQ's maximum drawdown of -59.89%. Use the drawdown chart below to compare losses from any high point for CRDL and ARKQ.

Drawdown Indicators

	CRDL	ARKQ	Difference
Max Drawdown Largest peak-to-trough decline	-92.71%	-59.89%	-32.82%
Max Drawdown (1Y) Largest decline over 1 year	-39.14%	-23.82%	-15.32%
Max Drawdown (3Y) Largest decline over 3 years	-72.73%	-30.76%	-41.97%
Max Drawdown (5Y) Largest decline over 5 years	-90.72%	-55.71%	-35.01%
Max Drawdown (10Y) Largest decline over 10 years	—	-59.89%	—
Current Drawdown Current decline from peak	-79.48%	-19.99%	-59.49%
Average Drawdown Average peak-to-trough decline	-69.21%	-17.19%	-52.02%
Ulcer Index Depth and duration of drawdowns from previous peaks	28.12%	8.86%	+19.26%

Volatility

CRDL vs. ARKQ - Volatility Comparison

Cardiol Therapeutics Inc Class A (CRDL) has a higher volatility of 19.68% compared to ARK Autonomous Technology & Robotics ETF (ARKQ) at 9.78%. This indicates that CRDL's price experiences larger fluctuations and is considered to be riskier than ARKQ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CRDL	ARKQ	Difference
Volatility (1M) Calculated over the trailing 1-month period	19.68%	9.78%	+9.90%
Volatility (6M) Calculated over the trailing 6-month period	42.48%	26.83%	+15.65%
Volatility (1Y) Calculated over the trailing 1-year period	66.24%	34.68%	+31.56%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	87.05%	32.85%	+54.20%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	86.49%	30.13%	+56.36%

Dividends

CRDL vs. ARKQ - Dividend Comparison

CRDL has not paid dividends to shareholders, while ARKQ's dividend yield for the trailing twelve months is around 0.27%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ARKQ ARK Autonomous Technology & Robotics ETF	0.27%	0.27%	0.00%	0.00%	0.00%	0.80%	0.86%	0.00%	2.86%	1.54%	0.00%	0.98%
CRDL Cardiol Therapeutics Inc Class A	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both CRDL and ARKQ in my portfolio?

CRDL and ARKQ have a correlation of 0.40, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CRDL or ARKQ?

CRDL has higher volatility (19.68%) compared to ARKQ (9.78%). In terms of maximum drawdown, CRDL dropped -92.71% vs ARKQ's -59.89%.

Which has better risk-adjusted returns?

ARKQ currently has the higher Sharpe Ratio (0.55 vs -0.22), 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.