ONEVvsIWSETF Comparison
ETF 1
ONEV
State Street SPDR Russell 1000 Low Volatility Focus ETF
This fund is part of
US Low Volatility
-0.42%
VS
State Street SPDR Russell 1000 Low Volatility Focus ETF (ONEV) belongs to the US Low Volatility segment. iShares Russell Mid-Cap Value ETF (IWS) is part of the US Mid Cap Value segment. Both ETFs have the same top 3 sector exposures: Finance, Industrials and Healthcare. ONEV is less expensive with a Total Expense Ratio (TER) of 0.2%, versus 0.23% for IWS. ONEV is up 9.11% year-to-date (YTD) with -$318M in YTD flows. IWS performs better with 17.53% YTD performance, and -$1.51B in YTD flows. Run a side-by-side ETF comparison of ONEV and IWS 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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ONEV vs IWS performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/18/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | ONEV IWS | -3.90%-3.56% | +2.24%+1.07% | +9.11%+17.53% | +10.14%+19.45% | +41.44%+59.50% | +50.69%+57.99% |
| Flows | ONEV IWS | -$16M-$110M | -$116M-$549M | -$318M-$1.51B | -$352M-$1.55B | -$441M-$3.09B | -$468M-$4.04B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | ONEV IWS | +12.11%+10.91% | +11.48%+13.27% | +12.86%+15.38% | +14.78%+17.26% |
| Max drawdown | ONEV IWS | -5.30%-5.12% | -7.77%-7.51% | -14.90%-20.45% | -18.48%-21.32% |
| Max drawdown duration | ONEV IWS | 25d33d | 98d44d | 254d269d | 566d785d |
Trading data
ONEV | IWS | |
Last sale 9/18/2026 at 1:30 PM | $143.83 | $164.18 |
| Previous close 09/17/2026 | $144.99 | $165.21 |
| Consolidated volume 09/17/2026 | ||
| 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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ONEV | IWS | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/18/2026 at 1:30 PM
Live
Closed
ONEV | IWS | |
|---|---|---|
| Last price | $143.83 | $164.18 |
| 1D performance | -0.80% | -0.62% |
| AuM | $276.22 M | $15.07 B |
| E/R | 0.2% | 0.23% |
Characteristics
ONEV | IWS | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | State Street Investment Management | iShares |
| Benchmark | Russell 1000 Low Volatility Focused Factor Index | Russell Midcap Value Index |
| N° of holdings | 439 | 709 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | December 2, 2015 | July 17, 2001 |
| ESG | No | No |
Exposure
Countries
ONEV
USA
93.97%
Other
6.03%
IWS
USA
95.98%
Other
4.02%
Sectors
ONEV
Finance
26.5%
Industrials
13.56%
Healthcare
12.5%
Consumer Non-Cycl.
8.81%
Utilities
7.49%
Other
31.14%
IWS
Finance
26.47%
Industrials
13.24%
Healthcare
10.36%
Technology
10.32%
Non-Energy Materi.
7.99%
Other
31.61%
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Diversification
ONEV
Total weight of top 15 holdings out of 15
12.82%
IWS
Total weight of top 15 holdings out of 15
8.82%
Top 15 holdings
Data as of July 31, 2026
ONEV
The Allstate Corp.
1.57%
The Progressive Corp.
1.16%
McKesson Corp.
1.04%
Arch Capital Group Ltd.
0.92%
The Travelers Cos., Inc.
0.87%
The Cigna Group
0.86%
The Hartford Insurance Group, Inc.
0.78%
Cincinnati Financial Corp.
0.76%
The Kroger Co.
0.74%
Cognizant Technology Solutions Corp.
0.74%
Marsh & McLennan Cos., Inc.
0.70%
Comcast Corp.
0.70%
Simon Property Group, Inc.
0.69%
T. Rowe Price Group, Inc.
0.67%
Quest Diagnostics, Inc.
0.61%
IWS
Phillips 66
0.76%
Digital Realty Trust, Inc.
0.67%
The Allstate Corp.
0.66%
Hewlett Packard Enterprise Co.
0.60%
Kinder Morgan, Inc.
0.59%
Warner Bros. Discovery, Inc.
0.59%
Realty Income Corp.
0.58%
Corteva, Inc.
0.58%
Baker Hughes Co.
0.57%
Ford Motor Co.
0.56%
Nucor Corp.
0.55%
ONEOK, Inc.
0.54%
AMETEK, Inc.
0.53%
Delta Air Lines, Inc.
0.53%
PayPal Holdings, Inc.
0.50%
Frequently asked questions about ONEV and IWS
How have the ONEV and IWS ETFs performed in 2026?
As of September 18, 2026, ONEV is up 9.11% year-to-date (YTD), while IWS has returned 17.53%. That puts IWS better performer ahead so far this year.
Which ETF is attracting more investor money: ONEV or IWS?
Year-to-date, the ONEV ETF saw -$318M in flows, compared to -$1.51B for IWS.
Which ETF is more volatile: ONEV or IWS?
Over the past year, ONEV had a volatility of 11.48%, while IWS experienced 13.27%.
Which ETF is bigger: ONEV or IWS?
As of September 18, 2026, ONEV holds $276.22 M in assets under management (AUM), while IWS manages $15.07 B.
What sectors do the ONEV and IWS ETFs invest in?
ONEV leans toward sectors like Finance, Industrials and Healthcare. Meanwhile, IWS focuses on Finance, Industrials and Healthcare.
What are the top holdings of the ONEV ETF and IWS ETF?
ONEV top holdings include The Allstate Corp., The Progressive Corp. and McKesson Corp.. IWS holds in its top three: Phillips 66, Digital Realty Trust, Inc. and The Allstate Corp..
Which ETF is more diversified: ONEV or IWS?
ONEV holds 445 securities with 12.82% of its assets in the top 15. IWS has 719 securities and a top 15 weight of 8.82%.
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