IWSvsVBETF Comparison
VS
iShares Russell Mid-Cap Value ETF (IWS) belongs to the US Mid Cap Value segment. Vanguard Small Cap ETF (VB) is part of the US Small Cap segment. Both ETFs have the same top 3 sector exposures: Finance, Industrials and Technology. IWS is more expensive with a Total Expense Ratio (TER) of 0.23%, versus 0.03% for VB. IWS is up 21.63% year-to-date (YTD) with -$1.31B in YTD flows. VB performs worse with 18.45% YTD performance, and +$838M in YTD flows. Run a side-by-side ETF comparison of IWS and VB 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
IWS vs VB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 08/05/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWS VB | +2.65%+0.60% | +8.44%+6.18% | +21.63%+18.45% | +28.79%+27.34% | +58.07%+54.48% | +59.86%+46.63% |
| Flows | IWS VB | -$298M+$313M | -$378M+$635M | -$1.31B+$838M | -$1.11B+$2.00B | -$3.04B+$9.81B | -$3.74B+$13.88B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWS VB | +13.02%+15.24% | +13.47%+16.49% | +15.42%+18.77% | +17.29%+20.60% |
| Max drawdown | IWS VB | -2.87%-4.05% | -7.51%-8.96% | -20.45%-25.25% | -21.32%-28.14% |
| Max drawdown duration | IWS VB | 16d16d | 44d48d | 269d296d | 785d980d |
Trading data
IWS | VB | |
Last sale 8/6/2026 at 1:30 PM | $169.87 | $301.96 |
| Previous close 08/05/2026 | $170.45 | $303.08 |
| Consolidated volume 08/05/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of July 31, 2026
1-year trailing difference
Create an account to view replication metrics
Join for free
IWS | VB | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
Advertisement
Main metrics
Last update 8/6/2026 at 1:30 PM
Live
Closed
IWS | VB | |
|---|---|---|
| Last price | $169.87 | $301.96 |
| 1D performance | -0.34% | -0.37% |
| AuM | $15.84 B | $82.02 B |
| E/R | 0.23% | 0.03% |
Advertisement
Exposure
Countries
IWS
USA
95.3%
Other
4.7%
VB
USA
93.81%
Other
6.19%
Sectors
IWS
Finance
25.73%
Industrials
13.82%
Technology
10.69%
Healthcare
10.06%
Non-Energy Materi.
7.93%
Utilities
7.14%
Other
24.63%
VB
Finance
21%
Industrials
16.18%
Technology
15.15%
Healthcare
12.1%
Non-Energy Materi.
8.14%
Other
27.43%
Advertisement
Diversification
IWS
Total weight of top 15 holdings out of 15
8.62%
VB
Total weight of top 15 holdings out of 15
6%
Top 15 holdings
Data as of June 30, 2026
IWS
Warner Bros. Discovery, Inc.
0.63%
Phillips 66
0.62%
Digital Realty Trust, Inc.
0.62%
Kinder Morgan, Inc.
0.61%
The Allstate Corp.
0.60%
Hewlett Packard Enterprise Co.
0.59%
Flex Ltd.
0.58%
Realty Income Corp.
0.57%
Delta Air Lines, Inc.
0.56%
Corteva, Inc.
0.56%
AMETEK, Inc.
0.54%
Coherent Corp.
0.54%
Baker Hughes Co.
0.54%
ONEOK, Inc.
0.54%
United Rentals, Inc.
0.53%
VB
Credo Technology Group Holding Ltd.
0.54%
Jabil, Inc.
0.49%
Revolution Medicines, Inc.
0.45%
Astera Labs, Inc.
0.45%
Natera, Inc.
0.44%
EMCOR Group, Inc.
0.44%
Twilio, Inc.
0.37%
NRG Energy, Inc.
0.37%
MKS, Inc.
0.36%
Flex Ltd.
0.36%
Tapestry, Inc.
0.35%
Casey's General Stores, Inc.
0.35%
Carpenter Technology Corp.
0.35%
Atmos Energy Corp.
0.34%
Curtiss-Wright Corp.
0.33%
Frequently asked questions about IWS and VB
How have the IWS and VB ETFs performed in 2026?
As of August 5, 2026, IWS is up 21.63% year-to-date (YTD), while VB has returned 18.45%. That puts IWS better performer ahead so far this year.
Which ETF is attracting more investor money: IWS or VB?
Year-to-date, the IWS ETF saw -$1.31B in flows, compared to +$838M for VB.
Which ETF is more volatile: IWS or VB?
Over the past year, IWS had a volatility of 13.47%, while VB experienced 16.49%.
Which ETF is bigger: IWS or VB?
As of August 5, 2026, IWS holds $15.84 B in assets under management (AUM), while VB manages $82.02 B.
What sectors do the IWS and VB ETFs invest in?
IWS leans toward sectors like Finance, Industrials and Technology. Meanwhile, VB focuses on Finance, Industrials and Technology.
What are the top holdings of the IWS ETF and VB ETF?
IWS top holdings include Warner Bros. Discovery, Inc., Phillips 66 and Digital Realty Trust, Inc.. VB holds in its top three: Credo Technology Group Holding Ltd., Jabil, Inc. and Revolution Medicines, Inc..
Which ETF is more diversified: IWS or VB?
IWS holds 719 securities with 8.62% of its assets in the top 15. VB has 1306 securities and a top 15 weight of 6%.
Advertisement
Latest news about IWS & VB
Advertisement
