OARK vs. ISWN

Last updated Jun 4, 2026

OARK (YieldMax Innovation Option Income Strategy ETF) and ISWN (Amplify BlackSwan ISWN ETF) are both Options Trading funds. OARK is actively managed, while ISWN is passively managed. Over the past 3 years, OARK returned 14.35%/yr vs 8.12%/yr for ISWN. At a 0.44 correlation, their price movements are largely independent. OARK charges 0.99%/yr vs 0.49%/yr for ISWN.

Performance

OARK vs. ISWN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in YieldMax Innovation Option Income Strategy ETF (OARK) and Amplify BlackSwan ISWN ETF (ISWN). 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 ISWN's 4.28% return.

OARK

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

ISWN

• 1D: -0.80%
• 1M: 2.01%
• YTD: 4.28%
• 6M: 4.94%
• 1Y: 13.27%
• 3Y*: 8.12%
• 5Y*: -0.37%
• 10Y*: —

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

OARK vs. ISWN - 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%
ISWN Amplify BlackSwan ISWN ETF	4.28%	23.23%	-3.96%	8.19%	-1.30%

Correlation

The correlation between OARK and ISWN 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	0.46
Correlation (All Time) Calculated using the full available price history since Nov 25, 2022	0.44

Return for Risk

OARK vs. ISWN — 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

ISWN

ISWN Risk / Return Rank: 30
ISWN Sharpe Ratio Rank: 30
ISWN Sortino Ratio Rank: 29
ISWN Omega Ratio Rank: 30
ISWN Calmar Ratio Rank: 29
ISWN Martin Ratio Rank: 32

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. ISWN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for YieldMax Innovation Option Income Strategy ETF (OARK) and Amplify BlackSwan ISWN ETF (ISWN). 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	ISWN	Difference
Sharpe ratio: Return per unit of total volatility	1.18	1.09	+0.08
Sortino ratio: Return per unit of downside risk	1.68	1.60	+0.08
Omega ratio: Gain probability vs. loss probability	1.21	1.20	0.00
Calmar ratio: Return relative to maximum drawdown	1.42	1.38	+0.03
Martin ratio: Return relative to average drawdown	3.37	4.67	-1.30
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. ISWN - Sharpe Ratio Comparison

The current OARK Sharpe Ratio is 1.18, which is comparable to the ISWN Sharpe Ratio of 1.09. The chart below compares the historical Sharpe Ratios of OARK and ISWN, 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	ISWN	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.18	1.09	+0.08
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	-0.03	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.40	0.01	+0.39

Drawdowns

OARK vs. ISWN - Drawdown Comparison

The maximum OARK drawdown since its inception was -35.48%, which is greater than ISWN's maximum drawdown of -32.35%. Use the drawdown chart below to compare losses from any high point for OARK and ISWN.

Drawdown Indicators

	OARK	ISWN	Difference
Max Drawdown Largest peak-to-trough decline	-35.48%	-32.35%	-3.13%
Max Drawdown (1Y) Largest decline over 1 year	-23.26%	-9.63%	-13.63%
Max Drawdown (3Y) Largest decline over 3 years	-35.48%	-13.77%	-21.71%
Max Drawdown (5Y) Largest decline over 5 years	—	-32.35%	—
Current Drawdown Current decline from peak	-6.75%	-4.03%	-2.72%
Average Drawdown Average peak-to-trough decline	-10.58%	-16.17%	+5.59%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.77%	2.85%	+6.92%

Volatility

OARK vs. ISWN - Volatility Comparison

YieldMax Innovation Option Income Strategy ETF (OARK) has a higher volatility of 6.50% compared to Amplify BlackSwan ISWN ETF (ISWN) at 4.67%. This indicates that OARK's price experiences larger fluctuations and is considered to be riskier than ISWN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OARK	ISWN	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.50%	4.67%	+1.83%
Volatility (6M) Calculated over the trailing 6-month period	19.93%	10.10%	+9.83%
Volatility (1Y) Calculated over the trailing 1-year period	28.07%	12.20%	+15.87%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	30.84%	11.67%	+19.17%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	30.84%	11.57%	+19.27%

OARK vs. ISWN - Expense Ratio Comparison

OARK has a 0.99% expense ratio, which is higher than ISWN's 0.49% expense ratio.

Dividends

OARK vs. ISWN - Dividend Comparison

OARK's dividend yield for the trailing twelve months is around 64.29%, more than ISWN's 2.82% yield.

Position	TTM	2025	2024	2023	2022	2021
ISWN Amplify BlackSwan ISWN ETF	2.82%	2.89%	3.27%	2.91%	2.00%	0.76%
OARK YieldMax Innovation Option Income Strategy ETF	64.29%	61.86%	47.86%	45.03%	0.00%	0.00%

Frequently Asked Questions

Can I hold both OARK and ISWN in my portfolio?

OARK and ISWN 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 ISWN?

OARK has higher volatility (6.50%) compared to ISWN (4.67%). In terms of maximum drawdown, OARK dropped -35.48% vs ISWN's -32.35%.

Which ETF is better, OARK or ISWN?

On 3-year performance, OARK leads with 14.35% vs 8.12% for ISWN. On fees, ISWN is cheaper at 0.49% per year. On volatility, ISWN has been the lower-risk option at 4.67%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, OARK or ISWN?

Over the 3-year period, OARK has performed better with a 14.35% return vs 8.12%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, OARK or ISWN?

ISWN is cheaper with a 0.49% expense ratio, compared with 0.99% for OARK.

Which ETF pays a higher dividend yield, OARK or ISWN?

OARK has the higher dividend yield at 64.29%, compared with 2.82% for ISWN.

What is the main difference between OARK and ISWN?

They also come from different issuers: YieldMax and Amplify. Their fees differ too: 0.99% for OARK and 0.49% for ISWN.

Which has better risk-adjusted returns?

OARK currently has the higher Sharpe Ratio (1.18 vs 1.09), 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.