CRDL vs. BLOK

Last updated Jun 4, 2026

CRDL (Cardiol Therapeutics Inc Class A) is a stock, while BLOK (Amplify Transformational Data Sharing ETF) is Technology Equities fund actively managed by Amplify. Over the past 5 years, CRDL returned -16.24%/yr vs 11.96%/yr for BLOK. At a 0.26 correlation, their price movements are largely independent.

Performance

CRDL vs. BLOK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Cardiol Therapeutics Inc Class A (CRDL) and Amplify Transformational Data Sharing ETF (BLOK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CRDL achieves a 17.43% return, which is significantly higher than BLOK's 16.21% return.

CRDL

• 1D: -2.61%
• 1M: -15.79%
• YTD: 17.43%
• 6M: 18.62%
• 1Y: -14.50%
• 3Y*: 18.79%
• 5Y*: -16.24%
• 10Y*: —

BLOK

• 1D: -2.62%
• 1M: 7.72%
• YTD: 16.21%
• 6M: 7.24%
• 1Y: 30.79%
• 3Y*: 51.34%
• 5Y*: 11.96%
• 10Y*: —

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

CRDL vs. BLOK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
CRDL Cardiol Therapeutics Inc Class A	17.43%	-25.48%	51.80%	65.33%	-72.43%	-15.14%	-38.35%	-5.49%
BLOK Amplify Transformational Data Sharing ETF	16.21%	32.64%	53.12%	99.62%	-62.36%	30.76%	90.17%	19.96%

Correlation

The correlation between CRDL and BLOK is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.39
Correlation (3Y) Calculated over the trailing 3-year period	0.23
Correlation (5Y) Calculated over the trailing 5-year period	0.28
Correlation (All Time) Calculated using the full available price history since Jan 16, 2019	0.26

The correlation between CRDL and BLOK shifts across timeframes, from 0.23 (3 years) to 0.39 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

CRDL vs. BLOK — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

CRDL

CRDL Risk / Return Rank: 32
CRDL Sharpe Ratio Rank: 32
CRDL Sortino Ratio Rank: 35
CRDL Omega Ratio Rank: 34
CRDL Calmar Ratio Rank: 29
CRDL Martin Ratio Rank: 31

BLOK

BLOK Risk / Return Rank: 21
BLOK Sharpe Ratio Rank: 23
BLOK Sortino Ratio Rank: 23
BLOK Omega Ratio Rank: 23
BLOK Calmar Ratio Rank: 20
BLOK Martin Ratio Rank: 18

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

CRDL vs. BLOK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Cardiol Therapeutics Inc Class A (CRDL) and Amplify Transformational Data Sharing ETF (BLOK). 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.

	CRDL	BLOK	Difference
Sharpe ratio Return per unit of total volatility	-0.21	0.81	-1.02
Sortino ratio Return per unit of downside risk	0.19	1.30	-1.11
Omega ratio Gain probability vs. loss probability	1.02	1.16	-0.14
Calmar ratio Return relative to maximum drawdown	-0.37	0.87	-1.23
Martin ratio Return relative to average drawdown	-0.54	1.90	-2.44
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CRDL vs. BLOK - Sharpe Ratio Comparison

The current CRDL Sharpe Ratio is -0.21, which is lower than the BLOK Sharpe Ratio of 0.81. The chart below compares the historical Sharpe Ratios of CRDL and BLOK, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	CRDL	BLOK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.21	0.81	-1.02
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.19	0.28	-0.47
Sharpe Ratio (All Time) Calculated using the full available price history	-0.17	0.48	-0.66

Drawdowns

CRDL vs. BLOK - Drawdown Comparison

The maximum CRDL drawdown since its inception was -92.71%, which is greater than BLOK's maximum drawdown of -73.33%. Use the drawdown chart below to compare losses from any high point for CRDL and BLOK.

Drawdown Indicators

	CRDL	BLOK	Difference
Max Drawdown Largest peak-to-trough decline	-92.71%	-73.33%	-19.38%
Max Drawdown (1Y) Largest decline over 1 year	-39.87%	-35.64%	-4.23%
Max Drawdown (3Y) Largest decline over 3 years	-72.73%	-35.64%	-37.09%
Max Drawdown (5Y) Largest decline over 5 years	-90.72%	-73.33%	-17.39%
Current Drawdown Current decline from peak	-81.91%	-10.16%	-71.75%
Average Drawdown Average peak-to-trough decline	-68.97%	-26.08%	-42.89%
Ulcer Index Depth and duration of drawdowns from previous peaks	27.03%	16.23%	+10.80%

Volatility

CRDL vs. BLOK - Volatility Comparison

Cardiol Therapeutics Inc Class A (CRDL) and Amplify Transformational Data Sharing ETF (BLOK) have volatilities of 10.42% and 10.59%, 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.

Volatility by Period

	CRDL	BLOK	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.42%	10.59%	-0.17%
Volatility (6M) Calculated over the trailing 6-month period	41.95%	28.55%	+13.40%
Volatility (1Y) Calculated over the trailing 1-year period	70.39%	38.29%	+32.10%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	87.04%	42.36%	+44.68%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	87.07%	38.97%	+48.10%

Dividends

CRDL vs. BLOK - Dividend Comparison

CRDL has not paid dividends to shareholders, while BLOK's dividend yield for the trailing twelve months is around 0.62%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
BLOK Amplify Transformational Data Sharing ETF	0.62%	0.72%	6.00%	1.15%	0.00%	14.31%	1.88%	2.05%	1.30%
CRDL Cardiol Therapeutics Inc Class A	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 BLOK in my portfolio?

CRDL and BLOK have a correlation of 0.39, 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 BLOK?

BLOK has higher volatility (10.59%) compared to CRDL (10.42%). In terms of maximum drawdown, CRDL dropped -92.71% vs BLOK's -73.33%.

Which has better risk-adjusted returns?

BLOK currently has the higher Sharpe Ratio (0.81 vs -0.21), 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.