ESML vs. CWS

Last updated Aug 2, 2026

ESML (iShares ESG Aware MSCI USA Small-Cap ETF) and CWS (AdvisorShares Focused Equity ETF) are both exchange-traded funds - ESML is a Small Cap Growth Equities fund tracking the MSCI USA Small Cap Extended ESG Focus Index, while CWS is a Large Cap Growth Equities fund actively managed by AdvisorShares. ESML is passively managed, while CWS is actively managed. Over the past 5 years, ESML returned 7.63%/yr vs 8.61%/yr for CWS. Their 0.73 correlation means they have sometimes moved together and sometimes differently. ESML charges 0.17%/yr vs 0.77%/yr for CWS.

Performance

ESML vs. CWS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares ESG Aware MSCI USA Small-Cap ETF (ESML) and AdvisorShares Focused Equity ETF (CWS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ESML achieves a 17.35% return, which is significantly higher than CWS's 3.94% return.

ESML

• 1D: -0.17%
• 1M: -2.10%
• 6M: 11.46%
• YTD: 17.35%
• 1Y: 31.31%
• 3Y*: 14.39%
• 5Y*: 7.63%
• 10Y*: —
• ALL TIME*: 10.66%

CWS

• 1D: 1.57%
• 1M: 3.96%
• 6M: 4.04%
• YTD: 3.94%
• 1Y: 5.20%
• 3Y*: 8.97%
• 5Y*: 8.61%
• 10Y*: —
• ALL TIME*: 11.72%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
CWS AdvisorShares Focused Equity ETF	$260.10K	$341.02K	$716.43K
ESML iShares ESG Aware MSCI USA Small-Cap ETF	$4.23M	$5.41M	$10.96M

ESML vs. CWS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
ESML iShares ESG Aware MSCI USA Small-Cap ETF	17.35%	10.62%	12.01%	17.27%	-17.28%	19.28%	19.56%	29.12%	-10.72%
CWS AdvisorShares Focused Equity ETF	3.94%	6.43%	9.82%	25.06%	-10.42%	22.20%	17.12%	30.97%	-4.58%

Correlation

The correlation between ESML and CWS is 0.71, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.71
Correlation (3Y) Balances recent behavior with more history.	0.78
Correlation (5Y) Shows whether the relationship held over a longer period.	0.78
Correlation (All Time) Calculated using the full available price history since Apr 12, 2018	0.73

The correlation between ESML and CWS has been stable across timeframes, ranging from 0.71 to 0.78 - a consistent structural relationship.

ESML vs. CWS - Sectors Allocation Comparison

Sectors	ESML	CWS
Technology	21.1%	19.0%
Industrials	17.7%	24.0%
Healthcare	13.8%	26.7%
Financial Services	13.6%	11.1%
Consumer Cyclical	10.8%	10.6%
Real Estate	6.5%	-
Energy	4.4%	-
Basic Materials	3.6%	-
Consumer Defensive	3.4%	4.3%
Utilities	2.6%	4.1%
Communication Services	2.4%	-

Return for Risk

ESML vs. CWS — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

ESML

ESML Risk / Return Rank: 79
ESML Sharpe Ratio Rank: 76
ESML Sortino Ratio Rank: 78
ESML Omega Ratio Rank: 71
ESML Calmar Ratio Rank: 85
ESML Martin Ratio Rank: 83

CWS

CWS Risk / Return Rank: 18
CWS Sharpe Ratio Rank: 19
CWS Sortino Ratio Rank: 18
CWS Omega Ratio Rank: 17
CWS Calmar Ratio Rank: 18
CWS Martin Ratio Rank: 18

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

ESML vs. CWS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares ESG Aware MSCI USA Small-Cap ETF (ESML) and AdvisorShares Focused Equity ETF (CWS). 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.

	ESML	CWS	Difference
Sharpe ratio: Return per unit of total volatility	1.71	0.34	+1.37
Sortino ratio: Return per unit of downside risk	2.51	0.58	+1.93
Omega ratio: Gain probability vs. loss probability	1.30	1.07	+0.23
Calmar ratio: Return relative to maximum drawdown	3.24	0.39	+2.86
Martin ratio: Return relative to average drawdown	11.36	0.98	+10.38

ESML vs. CWS - Sharpe Ratio Comparison

The current ESML Sharpe Ratio is 1.71, which is higher than the CWS Sharpe Ratio of 0.34. The chart below compares the historical Sharpe Ratios of ESML and CWS, 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

ESML vs. CWS - Drawdown Comparison

The maximum ESML drawdown since its inception was -41.97%, which is greater than CWS's maximum drawdown of -33.82%. Use the drawdown chart below to compare losses from any high point for ESML and CWS.

Drawdown Indicators

	ESML	CWS	Difference
Max Drawdown Largest peak-to-trough decline	-41.97%	-33.82%	-8.15%
Max Drawdown (1Y) Largest decline over 1 year	-9.04%	-11.92%	+2.88%
Max Drawdown (3Y) Largest decline over 3 years	-26.68%	-16.56%	-10.12%
Max Drawdown (5Y) Largest decline over 5 years	-28.61%	-24.87%	-3.74%
Current Drawdown Current decline from peak	-3.95%	-0.73%	-3.22%
Average Drawdown Average peak-to-trough decline	-8.83%	-4.54%	-4.29%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.58%	4.69%	-2.11%

Volatility

ESML vs. CWS - Volatility Comparison

iShares ESG Aware MSCI USA Small-Cap ETF (ESML) has a higher volatility of 3.85% compared to AdvisorShares Focused Equity ETF (CWS) at 3.48%. This indicates that ESML's price experiences larger fluctuations and is considered to be riskier than CWS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ESML	CWS	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.85%	3.48%	+0.37%
Volatility (6M) Calculated over the trailing 6-month period	12.35%	10.32%	+2.03%
Volatility (1Y) Calculated over the trailing 1-year period	17.16%	13.54%	+3.62%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.20%	15.69%	+5.51%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.29%	16.84%	+6.45%

ESML vs. CWS - Expense Ratio Comparison

ESML has a 0.17% expense ratio, which is lower than CWS's 0.77% expense ratio.

Dividends

ESML vs. CWS - Dividend Comparison

ESML's dividend yield for the trailing twelve months is around 0.92%, more than CWS's 0.29% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
CWS AdvisorShares Focused Equity ETF	0.29%	0.31%	0.59%	0.25%	0.50%	0.16%	0.27%	0.39%	2.07%	0.29%	0.03%
ESML iShares ESG Aware MSCI USA Small-Cap ETF	0.92%	1.08%	1.22%	1.31%	1.46%	0.94%	0.99%	1.10%	1.07%	0.00%	0.00%

Frequently Asked Questions

Can I hold both ESML and CWS in my portfolio?

ESML and CWS have a correlation of 0.71, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ESML or CWS?

ESML has higher volatility (3.85%) compared to CWS (3.48%). In terms of maximum drawdown, ESML dropped -41.97% vs CWS's -33.82%.

Which ETF is better, ESML or CWS?

On 5-year performance, CWS leads with 8.61% vs 7.63% for ESML. On fees, ESML is cheaper at 0.17% per year. On volatility, CWS has been the lower-risk option at 3.48%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ESML or CWS?

Over the 5-year period, CWS has performed better with a 8.61% return vs 7.63%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ESML or CWS?

ESML is cheaper with a 0.17% expense ratio, compared with 0.77% for CWS.

Which ETF pays a higher dividend yield, ESML or CWS?

ESML has the higher dividend yield at 0.92%, compared with 0.29% for CWS.

What is the main difference between ESML and CWS?

ESML is categorized as Small Cap Growth Equities, while CWS is Large Cap Growth Equities. They also come from different issuers: iShares and AdvisorShares. Their fees differ too: 0.17% for ESML and 0.77% for CWS.

Which has better risk-adjusted returns?

ESML currently has the higher Sharpe Ratio (1.71 vs 0.34), 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.