IWOvsFSEGETF Comparison
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iShares Russell 2000 Growth ETF (IWO) belongs to the US Small Cap Growth segment. Fidelity Enhanced Small Cap Growth ETF (FSEG) is part of the US Multi-Factor segment. Both ETFs have the same top 3 sector exposures: Healthcare, Technology and Industrials. IWO is less expensive with a Total Expense Ratio (TER) of 0.24%, versus 0.28% for FSEG. Run a side-by-side ETF comparison of IWO and FSEG 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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IWO vs FSEG performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/11/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWO FSEG | -5.53%-4.57% | -2.69%-0.64% | +13.91%n/a | +16.94%n/a | +59.50%n/a | +26.01%n/a |
| Flows | IWO FSEG | +$308M- | +$183M+$1M | -$570M- | -$383M- | -$720M- | -$337M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWO FSEG | +18.92%+18.73% | +22.37%n/a | +22.97%n/a | +24.72%n/a |
| Max drawdown | IWO FSEG | -7.65%-7.84% | -14.82%n/a | -28.47%n/a | -40.45%n/a |
| Max drawdown duration | IWO FSEG | 44d73d | 84dn/a | 280dn/a | 1409dn/a |
Trading data
IWO | FSEG | |
Last sale 9/11/2026 at 1:30 PM | $367.63 | $26.58 |
| Previous close 09/10/2026 | $365.67 | $26.34 |
| Consolidated volume 09/10/2026 | ||
| 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
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FSEG
is actively managed and doesn’t replicate an indexIWO | FSEG | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
IWO | FSEG | |
|---|---|---|
| Last price | $367.63 | $26.58 |
| 1D performance | +0.54% | +0.91% |
| AuM | $14.39 B | $6.65 M |
| E/R | 0.24% | 0.28% |
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Exposure
Countries
IWO
USA
96.07%
Other
3.93%
FSEG
USA
97.47%
Other
2.53%
Sectors
IWO
Healthcare
29.4%
Technology
17.79%
Industrials
13.73%
Finance
13.29%
Other
25.79%
FSEG
Healthcare
29.66%
Technology
22.79%
Industrials
14.55%
Finance
11.83%
Other
21.16%
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Diversification
IWO
Total weight of top 15 holdings out of 15
8.65%
FSEG
Total weight of top 15 holdings out of 15
11.92%
Top 15 holdings
Data as of July 31, 2026
IWO
Moog, Inc.
0.76%
BrightSpring Health Services, Inc.
0.76%
Glaukos Corp.
0.62%
Krystal Biotech, Inc.
0.61%
Brinker International, Inc.
0.58%
Crinetics Pharmaceuticals, Inc.
0.55%
HealthEquity, Inc.
0.55%
JFrog Ltd.
0.54%
Protagonist Therapeutics, Inc.
0.54%
StoneX Group, Inc.
0.54%
Ryman Hospitality Properties, Inc.
0.53%
FirstCash Holdings, Inc.
0.53%
ESCO Technologies, Inc.
0.53%
Argan, Inc.
0.51%
InterDigital, Inc.
0.50%
FSEG
Oscar Health, Inc.
1.01%
BrightSpring Health Services, Inc.
0.92%
HealthEquity, Inc.
0.88%
Balchem Corp.
0.84%
Enova International, Inc.
0.83%
Moog, Inc.
0.81%
Clear Secure, Inc.
0.81%
Plexus Corp.
0.79%
Commvault Systems, Inc.
0.78%
Griffon Corp.
0.73%
Kodiak Gas Services, Inc.
0.73%
Installed Building Products, Inc.
0.72%
Hawkins, Inc.
0.71%
Materion Corp.
0.68%
Diebold Nixdorf, Inc.
0.68%
Frequently asked questions about IWO and FSEG
Which ETF is bigger: IWO or FSEG?
As of September 11, 2026, IWO holds $14.39 B in assets under management (AUM), while FSEG manages $6.65 M.
What sectors do the IWO and FSEG ETFs invest in?
IWO leans toward sectors like Healthcare, Technology and Industrials. Meanwhile, FSEG focuses on Healthcare, Technology and Industrials.
What are the top holdings of the IWO ETF and FSEG ETF?
IWO top holdings include Moog, Inc., BrightSpring Health Services, Inc. and Glaukos Corp.. FSEG holds in its top three: Oscar Health, Inc., BrightSpring Health Services, Inc. and HealthEquity, Inc..
Which ETF is more diversified: IWO or FSEG?
IWO holds 1102 securities with 8.65% of its assets in the top 15. FSEG has 454 securities and a top 15 weight of 11.92%.
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