ARKF vs. BLOK

Last updated Jul 12, 2026

ARKF (ARK Fintech Innovation ETF) and BLOK (Amplify Blockchain Technology ETF) are both Blockchain funds. Both are actively managed. Over the past 5 years, ARKF returned -4.67%/yr vs 10.86%/yr for BLOK. Their correlation of 0.80 suggests significant overlap in exposure. ARKF charges 0.75%/yr vs 0.70%/yr for BLOK.

Performance

ARKF vs. BLOK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ARK Fintech Innovation ETF (ARKF) and Amplify Blockchain Technology ETF (BLOK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ARKF achieves a -12.60% return, which is significantly lower than BLOK's 10.28% return.

ARKF

• 1D: 0.43%
• 1M: 6.99%
• 6M: -14.94%
• YTD: -12.60%
• 1Y: -18.30%
• 3Y*: 23.44%
• 5Y*: -4.67%
• 10Y*: —

BLOK

• 1D: -1.20%
• 1M: -2.03%
• 6M: 1.60%
• YTD: 10.28%
• 1Y: 8.03%
• 3Y*: 38.93%
• 5Y*: 10.86%
• 10Y*: —

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

ARKF vs. BLOK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
ARKF ARK Fintech Innovation ETF	-12.60%	28.67%	34.34%	93.27%	-65.07%	-17.82%	108.03%	20.45%
BLOK Amplify Blockchain Technology ETF	10.28%	32.64%	53.12%	99.62%	-62.36%	30.76%	90.17%	15.82%

Correlation

The correlation between ARKF and BLOK is 0.81, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.81
Correlation (3Y) Calculated over the trailing 3-year period	0.83
Correlation (5Y) Calculated over the trailing 5-year period	0.82
Correlation (All Time) Calculated using the full available price history since Feb 4, 2019	0.80

The correlation between ARKF and BLOK has been stable across timeframes, ranging from 0.80 to 0.83 - a consistent structural relationship.

ARKF vs. BLOK - Sectors Allocation Comparison

Sectors	ARKF	BLOK
Technology	41.7%	32.8%
Financial Services	25.0%	56.1%
Consumer Cyclical	12.8%	6.5%
Communication Services	8.9%	3.6%
Healthcare	0.2%	-
Basic Materials	-	-
Consumer Defensive	-	-
Energy	-	-
Industrials	-	1.6%
Real Estate	-	0.0%
Utilities	-	-

Return for Risk

ARKF vs. BLOK — Risk / Return Rank

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

ARKF

ARKF Risk / Return Rank: 5
ARKF Sharpe Ratio Rank: 5
ARKF Sortino Ratio Rank: 5
ARKF Omega Ratio Rank: 5
ARKF Calmar Ratio Rank: 5
ARKF Martin Ratio Rank: 5

BLOK

BLOK Risk / Return Rank: 13
BLOK Sharpe Ratio Rank: 13
BLOK Sortino Ratio Rank: 14
BLOK Omega Ratio Rank: 13
BLOK Calmar Ratio Rank: 12
BLOK Martin Ratio Rank: 12

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.

ARKF vs. BLOK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ARK Fintech Innovation ETF (ARKF) and Amplify Blockchain Technology 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.

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.

	ARKF	BLOK	Difference
Sharpe ratio: Return per unit of total volatility	-0.57	0.18	-0.75
Sortino ratio: Return per unit of downside risk	-0.63	0.52	-1.14
Omega ratio: Gain probability vs. loss probability	0.93	1.06	-0.14
Calmar ratio: Return relative to maximum drawdown	-0.50	0.20	-0.70
Martin ratio: Return relative to average drawdown	-0.85	0.42	-1.27

ARKF vs. BLOK - Sharpe Ratio Comparison

The current ARKF Sharpe Ratio is -0.57, which is lower than the BLOK Sharpe Ratio of 0.18. The chart below compares the historical Sharpe Ratios of ARKF 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.

Drawdowns

ARKF vs. BLOK - Drawdown Comparison

The maximum ARKF drawdown since its inception was -78.63%, which is greater than BLOK's maximum drawdown of -73.33%. Use the drawdown chart below to compare losses from any high point for ARKF and BLOK.

Drawdown Indicators

	ARKF	BLOK	Difference
Max Drawdown Largest peak-to-trough decline	-78.63%	-73.33%	-5.30%
Max Drawdown (1Y) Largest decline over 1 year	-38.50%	-35.64%	-2.86%
Max Drawdown (3Y) Largest decline over 3 years	-38.50%	-35.64%	-2.86%
Max Drawdown (5Y) Largest decline over 5 years	-75.30%	-73.33%	-1.97%
Current Drawdown Current decline from peak	-34.49%	-14.74%	-19.75%
Average Drawdown Average peak-to-trough decline	-34.97%	-25.92%	-9.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	22.64%	16.79%	+5.85%

Volatility

ARKF vs. BLOK - Volatility Comparison

The current volatility for ARK Fintech Innovation ETF (ARKF) is 9.05%, while Amplify Blockchain Technology ETF (BLOK) has a volatility of 10.11%. This indicates that ARKF experiences smaller price fluctuations and is considered to be less risky than BLOK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ARKF	BLOK	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.05%	10.11%	-1.06%
Volatility (6M) Calculated over the trailing 6-month period	25.64%	29.18%	-3.54%
Volatility (1Y) Calculated over the trailing 1-year period	33.66%	38.76%	-5.10%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	42.97%	42.51%	+0.46%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.69%	38.98%	+0.71%

ARKF vs. BLOK - Expense Ratio Comparison

ARKF has a 0.75% expense ratio, which is higher than BLOK's 0.70% expense ratio.

Dividends

ARKF vs. BLOK - Dividend Comparison

ARKF's dividend yield for the trailing twelve months is around 0.10%, less than BLOK's 0.78% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
ARKF ARK Fintech Innovation ETF	0.10%	0.09%	0.00%	0.00%	0.00%	0.00%	0.37%	1.25%	0.00%
BLOK Amplify Blockchain Technology ETF	0.78%	0.72%	6.00%	1.15%	0.00%	14.31%	1.88%	2.05%	1.30%

Frequently Asked Questions

Can I hold both ARKF and BLOK in my portfolio?

ARKF and BLOK have a correlation of 0.81, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ARKF or BLOK?

BLOK has higher volatility (10.11%) compared to ARKF (9.05%). In terms of maximum drawdown, ARKF dropped -78.63% vs BLOK's -73.33%.

Which ETF is better, ARKF or BLOK?

On 5-year performance, BLOK leads with 10.86% vs -4.67% for ARKF. On fees, BLOK is cheaper at 0.70% per year. On volatility, ARKF has been the lower-risk option at 9.05%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ARKF or BLOK?

Over the 5-year period, BLOK has performed better with a 10.86% return vs -4.67%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ARKF or BLOK?

BLOK is cheaper with a 0.70% expense ratio, compared with 0.75% for ARKF.

Which ETF pays a higher dividend yield, ARKF or BLOK?

BLOK has the higher dividend yield at 0.78%, compared with 0.10% for ARKF.

What is the main difference between ARKF and BLOK?

They also come from different issuers: ARK and Amplify. Their fees differ too: 0.75% for ARKF and 0.70% for BLOK.

Which has better risk-adjusted returns?

BLOK currently has the higher Sharpe Ratio (0.18 vs -0.57), 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.