IWMW vs. ABLS

Last updated Jun 4, 2026

IWMW (iShares Russell 2000 BuyWrite ETF) and ABLS (Abacus FCF Small Cap Leaders ETF) are both exchange-traded funds - IWMW is a Derivative Income fund tracking the Cboe FTSE Russell IWM 2% OTM BuyWrite Index, while ABLS is a Small Cap Blend Equities fund tracking the Abacus FCF Small Cap Leaders Index. Both are passively managed. Over the past year, IWMW returned 24.62% vs 0.04% for ABLS. A 0.77 correlation means they provide meaningful diversification when combined. Both charge a 0.39% expense ratio.

Performance

IWMW vs. ABLS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Russell 2000 BuyWrite ETF (IWMW) and Abacus FCF Small Cap Leaders ETF (ABLS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IWMW achieves a 8.49% return, which is significantly higher than ABLS's 2.75% return.

IWMW

• 1D: -0.34%
• 1M: 3.04%
• YTD: 8.49%
• 6M: 8.94%
• 1Y: 24.62%
• 3Y*: —
• 5Y*: —
• 10Y*: —

ABLS

• 1D: -0.92%
• 1M: 0.47%
• YTD: 2.75%
• 6M: -0.23%
• 1Y: 0.04%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IWMW vs. ABLS - Yearly Performance Comparison

	2026 (YTD)	2025
IWMW iShares Russell 2000 BuyWrite ETF	8.49%	2.83%
ABLS Abacus FCF Small Cap Leaders ETF	2.75%	-8.72%

Correlation

The correlation between IWMW and ABLS is 0.73, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.73
Correlation (All Time) Calculated using the full available price history since Feb 20, 2025	0.77

The correlation between IWMW and ABLS has been stable across timeframes, ranging from 0.73 to 0.77 - a consistent structural relationship.

Return for Risk

IWMW vs. ABLS — Risk / Return Rank

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

IWMW

IWMW Risk / Return Rank: 64
IWMW Sharpe Ratio Rank: 59
IWMW Sortino Ratio Rank: 57
IWMW Omega Ratio Rank: 66
IWMW Calmar Ratio Rank: 71
IWMW Martin Ratio Rank: 67

ABLS

ABLS Risk / Return Rank: 9
ABLS Sharpe Ratio Rank: 9
ABLS Sortino Ratio Rank: 9
ABLS Omega Ratio Rank: 9
ABLS Calmar Ratio Rank: 9
ABLS Martin Ratio Rank: 9

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.

IWMW vs. ABLS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Russell 2000 BuyWrite ETF (IWMW) and Abacus FCF Small Cap Leaders ETF (ABLS). 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.

	IWMW	ABLS	Difference
Sharpe ratio: Return per unit of total volatility	2.01	0.00	+2.01
Sortino ratio: Return per unit of downside risk	2.75	0.13	+2.62
Omega ratio: Gain probability vs. loss probability	1.40	1.01	+0.39
Calmar ratio: Return relative to maximum drawdown	3.56	0.00	+3.56
Martin ratio: Return relative to average drawdown	12.33	0.01	+12.32
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IWMW vs. ABLS - Sharpe Ratio Comparison

The current IWMW Sharpe Ratio is 2.01, which is higher than the ABLS Sharpe Ratio of 0.00. The chart below compares the historical Sharpe Ratios of IWMW and ABLS, 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

	IWMW	ABLS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.01	0.00	+2.01
Sharpe Ratio (All Time) Calculated using the full available price history	0.64	-0.23	+0.87

Drawdowns

IWMW vs. ABLS - Drawdown Comparison

The maximum IWMW drawdown since its inception was -21.82%, which is greater than ABLS's maximum drawdown of -19.28%. Use the drawdown chart below to compare losses from any high point for IWMW and ABLS.

Drawdown Indicators

	IWMW	ABLS	Difference
Max Drawdown Largest peak-to-trough decline	-21.82%	-19.28%	-2.54%
Max Drawdown (1Y) Largest decline over 1 year	-6.94%	-16.19%	+9.25%
Current Drawdown Current decline from peak	-0.34%	-6.21%	+5.87%
Average Drawdown Average peak-to-trough decline	-3.85%	-8.45%	+4.60%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.00%	5.82%	-3.82%

Volatility

IWMW vs. ABLS - Volatility Comparison

The current volatility for iShares Russell 2000 BuyWrite ETF (IWMW) is 3.03%, while Abacus FCF Small Cap Leaders ETF (ABLS) has a volatility of 3.80%. This indicates that IWMW experiences smaller price fluctuations and is considered to be less risky than ABLS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IWMW	ABLS	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.03%	3.80%	-0.77%
Volatility (6M) Calculated over the trailing 6-month period	8.75%	12.68%	-3.93%
Volatility (1Y) Calculated over the trailing 1-year period	12.32%	17.35%	-5.03%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.12%	21.25%	-5.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.12%	21.25%	-5.13%

IWMW vs. ABLS - Expense Ratio Comparison

Both IWMW and ABLS have an expense ratio of 0.39%.

Dividends

IWMW vs. ABLS - Dividend Comparison

IWMW's dividend yield for the trailing twelve months is around 22.40%, more than ABLS's 13.68% yield.

Position	TTM	2025	2024
ABLS Abacus FCF Small Cap Leaders ETF	13.68%	14.04%	0.00%
IWMW iShares Russell 2000 BuyWrite ETF	22.40%	20.98%	17.73%

Frequently Asked Questions

Can I hold both IWMW and ABLS in my portfolio?

IWMW and ABLS have a correlation of 0.73, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IWMW or ABLS?

ABLS has higher volatility (3.80%) compared to IWMW (3.03%). In terms of maximum drawdown, IWMW dropped -21.82% vs ABLS's -19.28%.

Which ETF is better, IWMW or ABLS?

On 1-year performance, IWMW leads with 24.62% vs 0.04% for ABLS. Both ETFs have the same 0.39% expense ratio. On volatility, IWMW has been the lower-risk option at 3.03%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IWMW or ABLS?

Over the 1-year period, IWMW has performed better with a 24.62% return vs 0.04%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IWMW or ABLS?

IWMW and ABLS have the same expense ratio: 0.39% per year.

Which ETF pays a higher dividend yield, IWMW or ABLS?

IWMW has the higher dividend yield at 22.40%, compared with 13.68% for ABLS.

What is the main difference between IWMW and ABLS?

IWMW is categorized as Derivative Income, while ABLS is Small Cap Blend Equities. IWMW tracks Cboe FTSE Russell IWM 2% OTM BuyWrite Index, while ABLS tracks Abacus FCF Small Cap Leaders Index. They also come from different issuers: iShares and Abacus.

Which has better risk-adjusted returns?

IWMW currently has the higher Sharpe Ratio (2.01 vs 0.00), 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.