OARK vs. ARKF

Last updated Apr 2, 2026

Compare and contrast key facts about YieldMax Innovation Option Income Strategy ETF (OARK) and ARK Fintech Innovation ETF (ARKF).

OARK and ARKF are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. OARK is an actively managed fund by YieldMax. It was launched on Nov 22, 2022. ARKF is an actively managed fund by ARK. It was launched on Feb 4, 2019.

Performance

OARK vs. ARKF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in YieldMax Innovation Option Income Strategy ETF (OARK) and ARK Fintech Innovation ETF (ARKF). The values are adjusted to include any dividend payments, if applicable.

OARK vs. ARKF - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
OARK YieldMax Innovation Option Income Strategy ETF	-6.86%	20.37%	7.32%	20.12%	-9.11%
ARKF ARK Fintech Innovation ETF	-20.34%	28.67%	34.34%	93.27%	-9.34%

Returns By Period

In the year-to-date period, OARK achieves a -6.86% return, which is significantly higher than ARKF's -20.34% return.

OARK

• 1D: 1.06%
• 1M: -4.07%
• YTD: -6.86%
• 6M: -13.09%
• 1Y: 32.55%
• 3Y*: 11.19%
• 5Y*: —
• 10Y*: —

ARKF

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

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

OARK vs. ARKF - Expense Ratio Comparison

OARK has a 0.99% expense ratio, which is higher than ARKF's 0.75% expense ratio.

OARK

YieldMax Innovation Option Income Strategy ETF

ARKF

ARK Fintech Innovation ETF

Return for Risk

OARK vs. ARKF — Risk / Return Rank

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

OARK

OARK Risk / Return Rank: 50
OARK Sharpe Ratio Rank: 53
OARK Sortino Ratio Rank: 56
OARK Omega Ratio Rank: 48
OARK Calmar Ratio Rank: 54
OARK Martin Ratio Rank: 38

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

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.

OARK vs. ARKF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for YieldMax Innovation Option Income Strategy ETF (OARK) and ARK Fintech Innovation ETF (ARKF). 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.

	OARK	ARKF	Difference
Sharpe ratio Return per unit of total volatility	0.99	0.32	+0.68
Sortino ratio Return per unit of downside risk	1.50	0.72	+0.78
Omega ratio Gain probability vs. loss probability	1.19	1.09	+0.10
Calmar ratio Return relative to maximum drawdown	1.45	0.37	+1.08
Martin ratio Return relative to average drawdown	3.71	0.87	+2.83
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OARK vs. ARKF - Sharpe Ratio Comparison

The current OARK Sharpe Ratio is 0.99, which is higher than the ARKF Sharpe Ratio of 0.32. The chart below compares the historical Sharpe Ratios of OARK and ARKF, 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

	OARK	ARKF	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.99	0.32	+0.68
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	-0.15	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.27	0.23	+0.04

Correlation

The correlation between OARK and ARKF is 0.89, 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

OARK vs. ARKF - Dividend Comparison

OARK's dividend yield for the trailing twelve months is around 65.84%, more than ARKF's 0.11% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019
OARK YieldMax Innovation Option Income Strategy ETF	65.84%	61.86%	47.86%	45.03%	0.00%	0.00%	0.00%	0.00%
ARKF ARK Fintech Innovation ETF	0.11%	0.09%	0.00%	0.00%	0.00%	0.00%	0.37%	1.25%

Drawdowns

OARK vs. ARKF - Drawdown Comparison

The maximum OARK drawdown since its inception was -35.48%, smaller than the maximum ARKF drawdown of -78.63%. Use the drawdown chart below to compare losses from any high point for OARK and ARKF.

Drawdown Indicators

	OARK	ARKF	Difference
Max Drawdown Largest peak-to-trough decline	-35.48%	-78.63%	+43.15%
Max Drawdown (1Y) Largest decline over 1 year	-23.26%	-38.50%	+15.24%
Max Drawdown (5Y) Largest decline over 5 years	—	-75.37%	—
Current Drawdown Current decline from peak	-18.14%	-40.29%	+22.15%
Average Drawdown Average peak-to-trough decline	-10.65%	-34.96%	+24.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.11%	16.21%	-7.10%

Volatility

OARK vs. ARKF - Volatility Comparison

The current volatility for YieldMax Innovation Option Income Strategy ETF (OARK) is 10.21%, while ARK Fintech Innovation ETF (ARKF) has a volatility of 11.92%. This indicates that OARK experiences smaller price fluctuations and is considered to be less risky than ARKF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OARK	ARKF	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.21%	11.92%	-1.71%
Volatility (6M) Calculated over the trailing 6-month period	22.13%	26.23%	-4.10%
Volatility (1Y) Calculated over the trailing 1-year period	32.96%	38.03%	-5.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	31.12%	42.77%	-11.65%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.12%	39.96%	-8.84%