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IWMWvsFESMETF Comparison

ETF 1

IWMW

iShares Russell 2000 BuyWrite ETF

This fund is part of

Options Strategies

+0%

Full IWMW fund page

VS

ETF 2

FESM

Fidelity Enhanced Small Cap ETF

This fund is part of

US Small Cap

+0%

Full FESM fund page

iShares Russell 2000 BuyWrite ETF (IWMW) belongs to the Options Strategies segment. Fidelity Enhanced Small Cap ETF (FESM) is part of the US Small Cap segment. IWMW's top 3 sector exposures are Industrials, Information Technology and Financials. In contrast, FESM's top sector exposures are Information Technology, Industrials and Health Care. IWMW is more expensive with a Total Expense Ratio (TER) of 0.39%, versus 0.28% for FESM. IWMW is up 11.77% year-to-date (YTD) with +$16M in YTD flows. FESM performs better with 24.69% YTD performance, and +$1.18B in YTD flows. Run a side-by-side ETF comparison of IWMW and FESM below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.

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IWMW vs FESM performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 06/18/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	IWMW FESM	+6.60%+8.39%	+13.13%+24.99%	+11.77%+24.69%	+26.31%+53.31%	n/an/a	n/an/a
Flows	IWMW FESM	-+$178M	+$3M+$464M	+$16M+$1.18B	+$28M+$2.29B	--	--

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	IWMW FESM	+12.20%+21.49%	+12.47%+19.63%	n/an/a	n/an/a
Max drawdown	IWMW FESM	-2.68%-4.69%	-6.92%-10.11%	n/an/a	n/an/a
Max drawdown duration	IWMW FESM	6d16d	62d81d	n/an/a	n/an/a

Trading data

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	IWMW	FESM
Last sale 6/18/2026 at 1:30 PM	$39.46	$46.77
Previous close 06/18/2026	$38.93	$45.90
Consolidated volume 06/18/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of May 29, 2026

1-year trailing difference

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FESM

is actively managed and doesn’t replicate an index

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	IWMW	FESM
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 6/18/2026 at 1:30 PM

Live

Closed

	IWMW	FESM
Last price	$39.46	$46.77
1D performance	+1.36%	+1.90%
AuM	$52.05 M	$5.52 B
E/R	0.39%	0.28%

Characteristics

	IWMW	FESM
Management strategy	Passive	Active
Provider	iShares	Fidelity
Benchmark	Cboe FTSE Russell IWM 2% OTM BuyWrite Index	-
N° of holdings	1597	569
Asset class	-	-
Trailing 12m distribution yield	Join	Join
Inception date	March 14, 2024	November 20, 2023
ESG	No	No

More IWMW data on Trackinsight

More FESM data on Trackinsight

Exposure

Countries

IWMW

USA

94.2%

Other

5.8%

FESM

USA

91.39%

Other

8.61%

Sectors

IWMW

Industrials

16.66%

Information Techn.

16.4%

Financials

14.3%

Health Care

13.95%

Consumer Discreti.

8.31%

Other

30.39%

FESM

Information Techn.

18.26%

Industrials

17.82%

Health Care

14.44%

Financials

14.32%

Consumer Discreti.

7.02%

Other

28.14%

Diversification

IWMW

Total weight of top 15 holdings out of 15

9.17%

FESM

Total weight of top 15 holdings out of 15

13.82%

Top 15 holdings

Data as of April 30, 2026

IWMW

BLOOM ENERGY CORP

1.92%

CREDO TECHNOLOGY GROUP HOLDING

0.87%

FABRINET

0.77%

COEUR MINING INC

0.57%

US65290E1010

0.54%

ECHOSTAR

0.52%

TTM TECHNOLOGIES

0.50%

US0669224778

0.50%

IONQ

0.48%

STERLING INFRASTRUCTURE INC

0.48%

ADVANCED ENERGY INDUSTRIES

0.45%

MODINE MNFC CO

0.41%

SITIME CORP

0.39%

RAMBUS

0.39%

VIAVI SOLUTIONS INC

0.38%

FESM

BLOOM ENERGY CORP

2.05%

CREDO TECHNOLOGY GROUP HOLDING

1.44%

FABRINET

1.27%

MAXLINEAR

1.02%

VICOR

0.84%

ENERSYS

0.80%

LUMEN TECHNOLOGIES INC

0.77%

COMMERCIAL METALS

0.75%

GUARDANT HEALTH INC

0.75%

STONEX GROUP INC

0.73%

KULICKE AND SOFFA INDUSTRIES

0.70%

RESIDEO TECHNOLOGIES

0.69%

HEALTHEQUITY I/D

0.68%

COEUR MINING INC

0.67%

CLEAR SECURE

0.66%

Frequently asked questions about IWMW and FESM

How have the IWMW and FESM ETFs performed in 2026?

As of June 18, 2026, IWMW is up 11.77% year-to-date (YTD), while FESM has returned 24.69%. That puts FESM better performer ahead so far this year.

Which ETF is attracting more investor money: IWMW or FESM?

Year-to-date, the IWMW ETF saw +$16M in flows, compared to +$1.18B for FESM.

Which ETF is more volatile: IWMW or FESM?

Over the past year, IWMW had a volatility of 12.47%, while FESM experienced 19.63%.

Which ETF is bigger: IWMW or FESM?

As of June 18, 2026, IWMW holds $52.05 M in assets under management (AUM), while FESM manages $5.52 B.

What sectors do the IWMW and FESM ETFs invest in?

IWMW leans toward sectors like Industrials, Information Technology and Financials. Meanwhile, FESM focuses on Information Technology, Industrials and Health Care.

What are the top holdings of the IWMW ETF and FESM ETF?

IWMW top holdings include BLOOM ENERGY CORP, CREDO TECHNOLOGY GROUP HOLDING and FABRINET. FESM holds in its top three: BLOOM ENERGY CORP, CREDO TECHNOLOGY GROUP HOLDING and FABRINET.

Which ETF is more diversified: IWMW or FESM?

IWMW holds 1919 securities with 9.17% of its assets in the top 15. FESM has 644 securities and a top 15 weight of 13.82%.

Key Takeaways from the 2024 Trackinsight Global ETF Survey: Active ETFs

February 16, 2024

FESM

Fidelity Continues Trend of Mutual Fund Conversions to ETFs

November 27, 2023

FESM

IWMWvsFESMETF Comparison

iShares Russell 2000 BuyWrite ETF

Fidelity Enhanced Small Cap ETF

IWMW vs FESM performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the IWMW and FESM ETFs performed in 2026?

As of June 18, 2026, IWMW is up 11.77% year-to-date (YTD), while FESM has returned 24.69%. That puts FESM better performer ahead so far this year.

Which ETF is attracting more investor money: IWMW or FESM?

Year-to-date, the IWMW ETF saw +$16M in flows, compared to +$1.18B for FESM.

Which ETF is more volatile: IWMW or FESM?

Over the past year, IWMW had a volatility of 12.47%, while FESM experienced 19.63%.

Which ETF is bigger: IWMW or FESM?

As of June 18, 2026, IWMW holds $52.05 M in assets under management (AUM), while FESM manages $5.52 B.

What sectors do the IWMW and FESM ETFs invest in?

IWMW leans toward sectors like Industrials, Information Technology and Financials. Meanwhile, FESM focuses on Information Technology, Industrials and Health Care.

What are the top holdings of the IWMW ETF and FESM ETF?

IWMW top holdings include BLOOM ENERGY CORP, CREDO TECHNOLOGY GROUP HOLDING and FABRINET. FESM holds in its top three: BLOOM ENERGY CORP, CREDO TECHNOLOGY GROUP HOLDING and FABRINET.

Which ETF is more diversified: IWMW or FESM?

IWMW holds 1919 securities with 9.17% of its assets in the top 15. FESM has 644 securities and a top 15 weight of 13.82%.

Key Takeaways from the 2024 Trackinsight Global ETF Survey: Active ETFs

Fidelity Continues Trend of Mutual Fund Conversions to ETFs

The ETF Industry Is Evolving Fast