IWMWvsFESMETF Comparison
VS
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. Both ETFs have the same top 3 sector exposures: Finance, Healthcare and Technology. IWMW is more expensive with a Total Expense Ratio (TER) of 0.39%, versus 0.28% for FESM. IWMW is up 12.52% year-to-date (YTD) with +$24M in YTD flows. FESM performs better with 22.01% YTD performance, and +$2.29B 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.
Find out how industry players manage ETF portfolios. Discover our library of Model portfolios
IWMW vs FESM performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/15/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWMW FESM | -4.35%-6.07% | +1.98%-1.45% | +12.52%+22.01% | +15.10%+27.95% | n/an/a | n/an/a |
| Flows | IWMW FESM | -$821K+$395M | +$7M+$1.12B | +$24M+$2.29B | +$31M+$3.16B | -- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWMW FESM | +9.88%+14.39% | +12.37%+18.84% | n/an/a | n/an/a |
| Max drawdown | IWMW FESM | -4.38%-6.24% | -6.92%-10.11% | n/an/a | n/an/a |
| Max drawdown duration | IWMW FESM | 30d30d | 62d81d | n/an/a | n/an/a |
Trading data
IWMW | FESM | |
Last sale 9/16/2026 at 1:30 PM | $38.14 | $45.82 |
| Previous close 09/15/2026 | $38.25 | $45.89 |
| Consolidated volume 09/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
Create an account to view replication metrics
Join for free
FESM
is actively managed and doesn’t replicate an indexIWMW | FESM | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
Advertisement
Main metrics
Last update 9/16/2026 at 1:30 PM
Live
Closed
IWMW | FESM | |
|---|---|---|
| Last price | $38.14 | $45.82 |
| 1D performance | -0.29% | -0.16% |
| AuM | $57.47 M | $6.49 B |
| E/R | 0.39% | 0.28% |
Advertisement
Exposure
Countries
IWMW
USA
96.06%
Other
3.94%
FESM
USA
96.2%
Other
3.8%
Sectors
IWMW
Finance
26.88%
Healthcare
20.29%
Technology
11.87%
Industrials
10.58%
Other
30.37%
FESM
Finance
22.75%
Healthcare
19.79%
Technology
17.72%
Industrials
11.76%
Other
27.98%
Diversification
IWMW
Total weight of top 15 holdings out of 15
5.1%
FESM
Total weight of top 15 holdings out of 15
9.93%
Top 15 holdings
Data as of July 31, 2026
IWMW
BlackRock Cash Funds - Treasury
0.61%
Moog, Inc.
0.39%
BrightSpring Health Services, Inc.
0.38%
Hut 8 Corp.
0.36%
UMB Financial Corp.
0.35%
Cytokinetics, Inc.
0.34%
ViaSat, Inc.
0.32%
Glaukos Corp.
0.31%
Krystal Biotech, Inc.
0.31%
CareTrust REIT, Inc.
0.30%
Old National Bancorp
0.30%
Brinker International, Inc.
0.29%
Crinetics Pharmaceuticals, Inc.
0.28%
HealthEquity, Inc.
0.28%
JFrog Ltd.
0.28%
FESM
Commercial Metals Co.
0.78%
HealthEquity, Inc.
0.76%
Oscar Health, Inc.
0.74%
Installed Building Products, Inc.
0.71%
Phillips Edison & Co., Inc.
0.69%
Option Care Health, Inc.
0.65%
WesBanco, Inc.
0.64%
ACI Worldwide, Inc.
0.64%
Tutor Perini Corp.
0.63%
EnerSys
0.63%
OUTFRONT Media, Inc.
0.62%
Plexus Corp.
0.62%
SkyWest, Inc.
0.61%
Griffon Corp.
0.61%
Clear Secure, Inc.
0.60%
Frequently asked questions about IWMW and FESM
How have the IWMW and FESM ETFs performed in 2026?
As of September 15, 2026, IWMW is up 12.52% year-to-date (YTD), while FESM has returned 22.01%. 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 +$24M in flows, compared to +$2.29B for FESM.
Which ETF is more volatile: IWMW or FESM?
Over the past year, IWMW had a volatility of 12.37%, while FESM experienced 18.84%.
Which ETF is bigger: IWMW or FESM?
As of September 15, 2026, IWMW holds $57.47 M in assets under management (AUM), while FESM manages $6.49 B.
What sectors do the IWMW and FESM ETFs invest in?
IWMW leans toward sectors like Finance, Healthcare and Technology. Meanwhile, FESM focuses on Finance, Healthcare and Technology.
What are the top holdings of the IWMW ETF and FESM ETF?
IWMW top holdings include BlackRock Cash Funds - Treasury, Moog, Inc. and BrightSpring Health Services, Inc.. FESM holds in its top three: Commercial Metals Co., HealthEquity, Inc. and Oscar Health, Inc..
Which ETF is more diversified: IWMW or FESM?
IWMW holds 1957 securities with 5.1% of its assets in the top 15. FESM has 781 securities and a top 15 weight of 9.93%.
Advertisement
Latest news about IWMW & FESM
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
Advertisement
Advertisement
