ARKF vs. BLOK

Last updated Apr 2, 2026

Compare and contrast key facts about ARK Fintech Innovation ETF (ARKF) and Amplify Transformational Data Sharing ETF (BLOK).

ARKF and BLOK are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. ARKF is an actively managed fund by ARK. It was launched on Feb 4, 2019. BLOK is an actively managed fund by Amplify. It was launched on Jan 16, 2018.

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 Transformational Data Sharing ETF (BLOK). The values are adjusted to include any dividend payments, if applicable.

ARKF vs. BLOK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
ARKF ARK Fintech Innovation ETF	-20.34%	28.67%	34.34%	93.27%	-65.07%	-17.82%	108.03%	19.04%
BLOK Amplify Transformational Data Sharing ETF	-12.20%	32.64%	53.12%	99.62%	-62.36%	30.76%	90.17%	15.12%

Returns By Period

In the year-to-date period, ARKF achieves a -20.34% return, which is significantly lower than BLOK's -12.20% return.

ARKF

• 1D: -0.18%
• 1M: -4.91%
• YTD: -20.34%
• 6M: -32.44%
• 1Y: 11.98%
• 3Y*: 26.39%
• 5Y*: -6.32%
• 10Y*: —

BLOK

• 1D: 0.28%
• 1M: -8.06%
• YTD: -12.20%
• 6M: -25.52%
• 1Y: 32.40%
• 3Y*: 40.64%
• 5Y*: 1.56%
• 10Y*: —

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

ARKF vs. BLOK - Expense Ratio Comparison

ARKF has a 0.75% expense ratio, which is higher than BLOK's 0.71% expense ratio.

ARKF

ARK Fintech Innovation ETF

BLOK

Amplify Transformational Data Sharing ETF

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: 21
ARKF Sharpe Ratio Rank: 20
ARKF Sortino Ratio Rank: 24
ARKF Omega Ratio Rank: 22
ARKF Calmar Ratio Rank: 20
ARKF Martin Ratio Rank: 18

BLOK

BLOK Risk / Return Rank: 38
BLOK Sharpe Ratio Rank: 39
BLOK Sortino Ratio Rank: 45
BLOK Omega Ratio Rank: 38
BLOK Calmar Ratio Rank: 38
BLOK Martin Ratio Rank: 29

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 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.

	ARKF	BLOK	Difference
Sharpe ratio Return per unit of total volatility	0.32	0.77	-0.45
Sortino ratio Return per unit of downside risk	0.72	1.31	-0.59
Omega ratio Gain probability vs. loss probability	1.09	1.16	-0.07
Calmar ratio Return relative to maximum drawdown	0.37	1.02	-0.65
Martin ratio Return relative to average drawdown	0.87	2.49	-1.62
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ARKF vs. BLOK - Sharpe Ratio Comparison

The current ARKF Sharpe Ratio is 0.32, which is lower than the BLOK Sharpe Ratio of 0.77. The chart below compares the historical Sharpe Ratios of ARKF and BLOK, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	ARKF	BLOK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.32	0.77	-0.45
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.15	0.04	-0.18
Sharpe Ratio (All Time) Calculated using the full available price history	0.23	0.39	-0.16

Correlation

The correlation between ARKF and BLOK is 0.80, 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

ARKF vs. BLOK - Dividend Comparison

ARKF's dividend yield for the trailing twelve months is around 0.11%, less than BLOK's 0.82% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018
ARKF ARK Fintech Innovation ETF	0.11%	0.09%	0.00%	0.00%	0.00%	0.00%	0.37%	1.25%	0.00%
BLOK Amplify Transformational Data Sharing ETF	0.82%	0.72%	6.00%	1.15%	0.00%	14.31%	1.88%	2.05%	1.30%

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 (5Y) Largest decline over 5 years	-75.37%	-73.33%	-2.04%
Current Drawdown Current decline from peak	-40.29%	-32.12%	-8.17%
Average Drawdown Average peak-to-trough decline	-34.96%	-26.27%	-8.69%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.21%	14.58%	+1.63%

Volatility

ARKF vs. BLOK - Volatility Comparison

The current volatility for ARK Fintech Innovation ETF (ARKF) is 11.92%, while Amplify Transformational Data Sharing ETF (BLOK) has a volatility of 13.29%. 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	11.92%	13.29%	-1.37%
Volatility (6M) Calculated over the trailing 6-month period	26.23%	31.07%	-4.84%
Volatility (1Y) Calculated over the trailing 1-year period	38.03%	42.46%	-4.43%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	42.77%	42.92%	-0.15%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.96%	39.05%	+0.91%