OMFSvsIWMETF Comparison
VS
Invesco Russell 2000 Dynamic Multifactor ETF (OMFS) belongs to the US Multi-Factor segment. iShares Russell 2000 ETF (IWM) is part of the US Small Cap segment. Both ETFs have the same top 3 sector exposures: Finance, Healthcare and Technology. OMFS is more expensive with a Total Expense Ratio (TER) of 0.39%, versus 0.19% for IWM. OMFS is up 16.39% year-to-date (YTD) with -$24M in YTD flows. IWM performs better with 17.38% YTD performance, and -$5.57B in YTD flows. Run a side-by-side ETF comparison of OMFS and IWM 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
OMFS vs IWM performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/14/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | OMFS IWM | -4.97%-5.62% | -1.13%-2.22% | +16.39%+17.38% | +18.51%+21.56% | +52.25%+60.74% | +41.42%+39.37% |
| Flows | OMFS IWM | -+$1.31B | -$10M-$128M | -$24M-$5.57B | -$20M-$3.10B | -$180M-$168M | +$78M-$3.19B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | OMFS IWM | +11.85%+13.81% | +17.05%+18.90% | +19.94%+21.25% | +20.62%+22.50% |
| Max drawdown | OMFS IWM | -4.97%-5.67% | -9.13%-11.03% | -22.72%-27.52% | -29.04%-31.96% |
| Max drawdown duration | OMFS IWM | 29d29d | 63d82d | 284d289d | 1095d1093d |
Trading data
OMFS | IWM | |
Last sale 9/15/2026 at 1:30 PM | $50.81 | $285.14 |
| Previous close 09/14/2026 | $51.28 | $287.91 |
| Consolidated volume 09/14/2026 | ||
| 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
OMFS | IWM | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
Advertisement
Main metrics
Last update 9/15/2026 at 1:30 PM
Live
Closed
OMFS | IWM | |
|---|---|---|
| Last price | $50.81 | $285.14 |
| 1D performance | -0.91% | -0.96% |
| AuM | $275.42 M | $79.89 B |
| E/R | 0.39% | 0.19% |
Advertisement
Exposure
Countries
OMFS
USA
93.91%
Other
6.09%
IWM
USA
95.53%
Other
4.47%
Sectors
OMFS
Finance
43.33%
Healthcare
14.52%
Technology
11.96%
Industrials
7.05%
Other
23.15%
IWM
Finance
26.78%
Healthcare
20.22%
Technology
11.82%
Industrials
10.54%
Other
30.64%
Advertisement
Diversification
OMFS
Total weight of top 15 holdings out of 15
15.62%
IWM
Total weight of top 15 holdings out of 15
4.93%
Top 15 holdings
Data as of July 31, 2026
OMFS
CareTrust REIT, Inc.
1.80%
FirstCash Holdings, Inc.
1.40%
Terreno Realty Corp.
1.23%
MYR Group, Inc.
1.21%
Brinker International, Inc.
1.11%
Krystal Biotech, Inc.
1.05%
Clear Secure, Inc.
1.04%
SSR Mining, Inc.
1.01%
Silicon Laboratories, Inc.
1.01%
Piper Sandler Cos.
0.91%
Moelis & Co.
0.87%
Victory Capital Holdings, Inc.
0.75%
Travere Therapeutics, Inc.
0.75%
Acadian Asset Management, Inc.
0.75%
Essent Group Ltd.
0.73%
IWM
BlackRock Cash Funds - Treasury
0.46%
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.
0.27%
Frequently asked questions about OMFS and IWM
How have the OMFS and IWM ETFs performed in 2026?
As of September 14, 2026, OMFS is up 16.39% year-to-date (YTD), while IWM has returned 17.38%. That puts IWM better performer ahead so far this year.
Which ETF is attracting more investor money: OMFS or IWM?
Year-to-date, the OMFS ETF saw -$24M in flows, compared to -$5.57B for IWM.
Which ETF is more volatile: OMFS or IWM?
Over the past year, OMFS had a volatility of 17.05%, while IWM experienced 18.9%.
Which ETF is bigger: OMFS or IWM?
As of September 14, 2026, OMFS holds $275.42 M in assets under management (AUM), while IWM manages $79.89 B.
What sectors do the OMFS and IWM ETFs invest in?
OMFS leans toward sectors like Finance, Healthcare and Technology. Meanwhile, IWM focuses on Finance, Healthcare and Technology.
What are the top holdings of the OMFS ETF and IWM ETF?
OMFS top holdings include CareTrust REIT, Inc., FirstCash Holdings, Inc. and Terreno Realty Corp.. IWM holds in its top three: BlackRock Cash Funds - Treasury, Moog, Inc. and BrightSpring Health Services, Inc..
Which ETF is more diversified: OMFS or IWM?
OMFS holds 1112 securities with 15.62% of its assets in the top 15. IWM has 1957 securities and a top 15 weight of 4.93%.
Advertisement
Latest news about OMFS & IWM
Advertisement
MoneyShow Chart of the Day 6/27/25: Big Tech is SO Back. Again.
June 27, 2025
IWM
Advertisement
