ONEOvsIMCBETF Comparison
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State Street SPDR Russell 1000 Momentum Focus ETF (ONEO) belongs to the US Multi-Factor segment. iShares Morningstar Mid-Cap ETF (IMCB) is part of the US Mid Cap segment. ONEO's top 3 sector exposures are Industrials, Technology and Finance. In contrast, IMCB's top sector exposures are Finance, Industrials and Technology. ONEO is more expensive with a Total Expense Ratio (TER) of 0.2%, versus 0.04% for IMCB. ONEO is up 20.18% year-to-date (YTD) with -$26M in YTD flows. IMCB performs worse with 18.96% YTD performance, and +$10M in YTD flows. Run a side-by-side ETF comparison of ONEO and IMCB 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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ONEO vs IMCB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/28/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | ONEO IMCB | +1.24%+1.47% | +9.25%+10.42% | +20.18%+18.96% | +23.91%+21.00% | +59.91%+56.84% | +68.10%+56.72% |
| Flows | ONEO IMCB | -$6M+$14M | +$32K-$15M | -$26M+$10M | -$74M+$248M | -$168M+$398M | -$320M+$309M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | ONEO IMCB | +13.51%+12.43% | +13.28%+13.10% | +15.25%+15.24% | +17.32%+17.69% |
| Max drawdown | ONEO IMCB | -3.15%-3.38% | -7.42%-8.06% | -19.59%-19.88% | -22.42%-25.13% |
| Max drawdown duration | ONEO IMCB | 7d8d | 48d49d | 260d238d | 757d835d |
Trading data
ONEO | IMCB | |
Last sale 7/29/2026 at 1:30 PM | $152.75 | $96.86 |
| Previous close 07/28/2026 | $154.54 | $97.84 |
| Consolidated volume 07/28/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of June 30, 2026
1-year trailing difference
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ONEO | IMCB | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 7/29/2026 at 1:30 PM
Live
Closed
ONEO | IMCB | |
|---|---|---|
| Last price | $152.75 | $96.86 |
| 1D performance | -1.16% | -1.00% |
| AuM | $29.34 M | $1.67 B |
| E/R | 0.2% | 0.04% |
Characteristics
ONEO | IMCB | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | State Street Investment Management | iShares |
| Benchmark | Russell 1000 Momentum Focused Factor Index | Morningstar U.S. Mid Cap Index |
| N° of holdings | 918 | 389 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | December 2, 2015 | June 28, 2004 |
| ESG | No | No |
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Exposure
Countries
ONEO
USA
94.6%
Other
5.4%
IMCB
USA
95.44%
Other
4.56%
Sectors
ONEO
Industrials
16.58%
Technology
15.84%
Finance
14.58%
Healthcare
10.97%
Non-Energy Materi.
8.09%
Consumer Non-Cycl.
7.81%
Other
26.12%
IMCB
Finance
18.91%
Industrials
16.45%
Technology
16.08%
Healthcare
8.73%
Non-Energy Materi.
7.38%
Other
32.45%
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Diversification
ONEO
Total weight of top 15 holdings out of 15
7.62%
IMCB
Total weight of top 15 holdings out of 15
9.62%
Top 15 holdings
Data as of June 30, 2026
ONEO
Anglogold Ashanti Plc
0.68%
Delta Air Lines, Inc.
0.62%
The Allstate Corp.
0.61%
Archer-Daniels-Midland Co.
0.60%
Expedia Group, Inc.
0.51%
Edison International
0.50%
CF Industries Holdings, Inc.
0.47%
Zoom Communications, Inc.
0.47%
Credo Technology Group Holding Ltd.
0.47%
Humana, Inc.
0.47%
United Therapeutics Corp.
0.46%
CVS Health Corp.
0.45%
Regeneron Pharmaceuticals, Inc.
0.44%
McKesson Corp.
0.44%
Newmont Corp.
0.44%
IMCB
Dell Technologies, Inc.
0.85%
The PNC Financial Services Group, Inc.
0.69%
Cummins, Inc.
0.68%
The Bank of New York Mellon Corp.
0.66%
Fortinet, Inc.
0.66%
U.S. Bancorp
0.65%
Freeport-McMoRan, Inc.
0.63%
The Williams Cos., Inc.
0.63%
Automatic Data Processing, Inc.
0.63%
Johnson Controls International Plc
0.62%
CSX Corp.
0.61%
Snowflake, Inc.
0.60%
3M Co.
0.59%
Datadog, Inc.
0.56%
Elevance Health, Inc.
0.56%
Frequently asked questions about ONEO and IMCB
How have the ONEO and IMCB ETFs performed in 2026?
As of July 28, 2026, ONEO is up 20.18% year-to-date (YTD), while IMCB has returned 18.96%. That puts ONEO better performer ahead so far this year.
Which ETF is attracting more investor money: ONEO or IMCB?
Year-to-date, the ONEO ETF saw -$26M in flows, compared to +$10M for IMCB.
Which ETF is more volatile: ONEO or IMCB?
Over the past year, ONEO had a volatility of 13.28%, while IMCB experienced 13.1%.
Which ETF is bigger: ONEO or IMCB?
As of July 28, 2026, ONEO holds $29.34 M in assets under management (AUM), while IMCB manages $1.67 B.
What sectors do the ONEO and IMCB ETFs invest in?
ONEO leans toward sectors like Industrials, Technology and Finance. Meanwhile, IMCB focuses on Finance, Industrials and Technology.
What are the top holdings of the ONEO ETF and IMCB ETF?
ONEO top holdings include Anglogold Ashanti Plc, Delta Air Lines, Inc. and The Allstate Corp.. IMCB holds in its top three: Dell Technologies, Inc., The PNC Financial Services Group, Inc. and Cummins, Inc..
Which ETF is more diversified: ONEO or IMCB?
ONEO holds 927 securities with 7.62% of its assets in the top 15. IMCB has 396 securities and a top 15 weight of 9.62%.
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