OARK vs. CRF

Last updated Jun 4, 2026

OARK (YieldMax Innovation Option Income Strategy ETF) and CRF (Cornerstone Total Return Fund, Inc.) are both funds - OARK is a Options Trading fund actively managed by YieldMax, while CRF is a Large Cap Growth Equities fund managed by Cornerstone. Over the past 3 years, OARK returned 14.35%/yr vs 17.13%/yr for CRF. At a 0.46 correlation, their price movements are largely independent. OARK charges 0.99%/yr vs 1.84%/yr for CRF.

Performance

OARK vs. CRF - Performance Comparison

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

Returns By Period

In the year-to-date period, OARK achieves a 6.11% return, which is significantly higher than CRF's -3.18% return.

OARK

• 1D: -1.57%
• 1M: 0.36%
• YTD: 6.11%
• 6M: 4.26%
• 1Y: 32.85%
• 3Y*: 14.35%
• 5Y*: —
• 10Y*: —

CRF

• 1D: -1.10%
• 1M: 0.49%
• YTD: -3.18%
• 6M: -1.37%
• 1Y: 13.20%
• 3Y*: 17.13%
• 5Y*: 9.64%
• 10Y*: 11.22%

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

OARK vs. CRF - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
OARK YieldMax Innovation Option Income Strategy ETF	6.11%	20.37%	7.32%	20.12%	-9.11%
CRF Cornerstone Total Return Fund, Inc.	-3.18%	12.46%	44.39%	19.49%	-10.32%

Correlation

The correlation between OARK and CRF is 0.48, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.48
Correlation (3Y) Calculated over the trailing 3-year period	0.47
Correlation (All Time) Calculated using the full available price history since Nov 25, 2022	0.46

Return for Risk

OARK vs. CRF — Risk / Return Rank

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

OARK

OARK Risk / Return Rank: 29
OARK Sharpe Ratio Rank: 32
OARK Sortino Ratio Rank: 31
OARK Omega Ratio Rank: 30
OARK Calmar Ratio Rank: 29
OARK Martin Ratio Rank: 25

CRF

CRF Risk / Return Rank: 10
CRF Sharpe Ratio Rank: 11
CRF Sortino Ratio Rank: 11
CRF Omega Ratio Rank: 12
CRF Calmar Ratio Rank: 9
CRF Martin Ratio Rank: 10

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. CRF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for YieldMax Innovation Option Income Strategy ETF (OARK) and Cornerstone Total Return Fund, Inc. (CRF). 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	CRF	Difference
Sharpe ratio: Return per unit of total volatility	1.18	0.86	+0.31
Sortino ratio: Return per unit of downside risk	1.68	1.28	+0.40
Omega ratio: Gain probability vs. loss probability	1.21	1.17	+0.03
Calmar ratio: Return relative to maximum drawdown	1.42	0.89	+0.53
Martin ratio: Return relative to average drawdown	3.37	3.00	+0.37
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. CRF - Sharpe Ratio Comparison

The current OARK Sharpe Ratio is 1.18, which is higher than the CRF Sharpe Ratio of 0.86. The chart below compares the historical Sharpe Ratios of OARK and CRF, 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

	OARK	CRF	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.18	0.86	+0.31
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.39	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.44	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.40	0.05	+0.35

Drawdowns

OARK vs. CRF - Drawdown Comparison

The maximum OARK drawdown since its inception was -35.48%, smaller than the maximum CRF drawdown of -80.70%. Use the drawdown chart below to compare losses from any high point for OARK and CRF.

Drawdown Indicators

	OARK	CRF	Difference
Max Drawdown Largest peak-to-trough decline	-35.48%	-80.70%	+45.22%
Max Drawdown (1Y) Largest decline over 1 year	-23.26%	-14.88%	-8.38%
Max Drawdown (3Y) Largest decline over 3 years	-35.48%	-29.66%	-5.82%
Max Drawdown (5Y) Largest decline over 5 years	—	-43.12%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-45.90%	—
Current Drawdown Current decline from peak	-6.75%	-4.96%	-1.79%
Average Drawdown Average peak-to-trough decline	-10.58%	-22.32%	+11.74%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.77%	4.41%	+5.36%

Volatility

OARK vs. CRF - Volatility Comparison

YieldMax Innovation Option Income Strategy ETF (OARK) has a higher volatility of 6.50% compared to Cornerstone Total Return Fund, Inc. (CRF) at 4.10%. This indicates that OARK's price experiences larger fluctuations and is considered to be riskier than CRF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OARK	CRF	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.50%	4.10%	+2.40%
Volatility (6M) Calculated over the trailing 6-month period	19.93%	13.31%	+6.62%
Volatility (1Y) Calculated over the trailing 1-year period	28.07%	15.35%	+12.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	30.84%	25.07%	+5.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	30.84%	25.86%	+4.98%

OARK vs. CRF - Expense Ratio Comparison

OARK has a 0.99% expense ratio, which is lower than CRF's 1.84% expense ratio.

Dividends

OARK vs. CRF - Dividend Comparison

OARK's dividend yield for the trailing twelve months is around 64.29%, more than CRF's 19.60% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CRF Cornerstone Total Return Fund, Inc.	19.60%	17.38%	14.32%	19.94%	29.31%	13.41%	18.91%	21.67%	24.85%	17.96%	24.08%	23.58%
OARK YieldMax Innovation Option Income Strategy ETF	64.29%	61.86%	47.86%	45.03%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both OARK and CRF in my portfolio?

OARK and CRF have a correlation of 0.48, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OARK or CRF?

OARK has higher volatility (6.50%) compared to CRF (4.10%). In terms of maximum drawdown, OARK dropped -35.48% vs CRF's -80.70%.

Which has better risk-adjusted returns?

OARK currently has the higher Sharpe Ratio (1.18 vs 0.86), 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.