ECNS vs. WNTR

Last updated Jul 14, 2026

ECNS (iShares MSCI China Small-Cap ETF) and WNTR (YieldMax Short MSTR Option Income Strategy ETF) are both exchange-traded funds - ECNS is a China Equities fund tracking the MSCI China Small Cap Index, while WNTR is a Derivative Income fund actively managed by YieldMax. ECNS is passively managed, while WNTR is actively managed. Over the past year, ECNS returned -8.94% vs 120.64% for WNTR. At a correlation of -0.35, they often move in opposite directions. ECNS charges 0.59%/yr vs 1.01%/yr for WNTR.

Performance

ECNS vs. WNTR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares MSCI China Small-Cap ETF (ECNS) and YieldMax Short MSTR Option Income Strategy ETF (WNTR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ECNS achieves a -13.41% return, which is significantly lower than WNTR's 10.13% return.

ECNS

• 1D: -2.61%
• 1M: -7.53%
• 6M: -18.85%
• YTD: -13.41%
• 1Y: -8.94%
• 3Y*: 3.56%
• 5Y*: -8.73%
• 10Y*: 0.73%

WNTR

• 1D: 1.92%
• 1M: 18.08%
• 6M: 14.43%
• YTD: 10.13%
• 1Y: 120.64%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

ECNS vs. WNTR - Yearly Performance Comparison

	2026 (YTD)	2025
ECNS iShares MSCI China Small-Cap ETF	-13.41%	24.69%
WNTR YieldMax Short MSTR Option Income Strategy ETF	10.13%	52.78%

Correlation

The correlation between ECNS and WNTR is -0.33, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.33
Correlation (All Time) Calculated using the full available price history since Mar 27, 2025	-0.35

Return for Risk

ECNS vs. WNTR — Risk / Return Rank

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

ECNS

ECNS Risk / Return Rank: 6
ECNS Sharpe Ratio Rank: 6
ECNS Sortino Ratio Rank: 5
ECNS Omega Ratio Rank: 5
ECNS Calmar Ratio Rank: 6
ECNS Martin Ratio Rank: 6

WNTR

WNTR Risk / Return Rank: 70
WNTR Sharpe Ratio Rank: 88
WNTR Sortino Ratio Rank: 67
WNTR Omega Ratio Rank: 72
WNTR Calmar Ratio Rank: 71
WNTR Martin Ratio Rank: 54

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.

ECNS vs. WNTR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares MSCI China Small-Cap ETF (ECNS) and YieldMax Short MSTR Option Income Strategy ETF (WNTR). 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.

	ECNS	WNTR	Difference
Sharpe ratio: Return per unit of total volatility	-0.43	2.26	-2.69
Sortino ratio: Return per unit of downside risk	-0.46	2.47	-2.93
Omega ratio: Gain probability vs. loss probability	0.94	1.34	-0.40
Calmar ratio: Return relative to maximum drawdown	-0.35	2.84	-3.19
Martin ratio: Return relative to average drawdown	-0.77	7.31	-8.08

ECNS vs. WNTR - Sharpe Ratio Comparison

The current ECNS Sharpe Ratio is -0.43, which is lower than the WNTR Sharpe Ratio of 2.26. The chart below compares the historical Sharpe Ratios of ECNS and WNTR, 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

ECNS vs. WNTR - Drawdown Comparison

The maximum ECNS drawdown since its inception was -63.43%, which is greater than WNTR's maximum drawdown of -42.65%. Use the drawdown chart below to compare losses from any high point for ECNS and WNTR.

Drawdown Indicators

	ECNS	WNTR	Difference
Max Drawdown Largest peak-to-trough decline	-63.43%	-42.65%	-20.78%
Max Drawdown (1Y) Largest decline over 1 year	-25.73%	-42.65%	+16.92%
Max Drawdown (3Y) Largest decline over 3 years	-31.72%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-58.38%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-63.43%	—	—
Current Drawdown Current decline from peak	-44.26%	-10.15%	-34.11%
Average Drawdown Average peak-to-trough decline	-29.46%	-20.53%	-8.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.64%	16.58%	-4.94%

Volatility

ECNS vs. WNTR - Volatility Comparison

The current volatility for iShares MSCI China Small-Cap ETF (ECNS) is 6.17%, while YieldMax Short MSTR Option Income Strategy ETF (WNTR) has a volatility of 18.84%. This indicates that ECNS experiences smaller price fluctuations and is considered to be less risky than WNTR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ECNS	WNTR	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.17%	18.84%	-12.67%
Volatility (6M) Calculated over the trailing 6-month period	13.93%	47.46%	-33.53%
Volatility (1Y) Calculated over the trailing 1-year period	20.99%	53.83%	-32.84%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.47%	53.56%	-24.09%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.80%	53.56%	-27.76%

ECNS vs. WNTR - Expense Ratio Comparison

ECNS has a 0.59% expense ratio, which is lower than WNTR's 1.01% expense ratio.

Dividends

ECNS vs. WNTR - Dividend Comparison

ECNS's dividend yield for the trailing twelve months is around 6.79%, less than WNTR's 102.14% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ECNS iShares MSCI China Small-Cap ETF	6.79%	6.20%	5.98%	4.89%	3.54%	4.87%	3.59%	3.23%	6.16%	3.18%	4.29%	3.58%
WNTR YieldMax Short MSTR Option Income Strategy ETF	102.14%	58.56%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both ECNS and WNTR in my portfolio?

ECNS and WNTR have a correlation of -0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ECNS or WNTR?

WNTR has higher volatility (18.84%) compared to ECNS (6.17%). In terms of maximum drawdown, ECNS dropped -63.43% vs WNTR's -42.65%.

Which ETF is better, ECNS or WNTR?

On 1-year performance, WNTR leads with 120.64% vs -8.94% for ECNS. On fees, ECNS is cheaper at 0.59% per year. On volatility, ECNS has been the lower-risk option at 6.17%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ECNS or WNTR?

Over the 1-year period, WNTR has performed better with a 120.64% return vs -8.94%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ECNS or WNTR?

ECNS is cheaper with a 0.59% expense ratio, compared with 1.01% for WNTR.

Which ETF pays a higher dividend yield, ECNS or WNTR?

WNTR has the higher dividend yield at 102.14%, compared with 6.79% for ECNS.

What is the main difference between ECNS and WNTR?

ECNS is categorized as China Equities, while WNTR is Derivative Income. They also come from different issuers: iShares and YieldMax. Their fees differ too: 0.59% for ECNS and 1.01% for WNTR.

Which has better risk-adjusted returns?

WNTR currently has the higher Sharpe Ratio (2.26 vs -0.43), 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.