IMCBvsVOETF Comparison
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iShares Morningstar Mid-Cap ETF (IMCB) and Vanguard Mid-Cap ETF (VO) belong to the same industry segment: US Mid Cap. Both ETFs have the same top 3 sector exposures: Industrials, Information Technology and Financials. IMCB is more expensive with a Total Expense Ratio (TER) of 0.04%, versus 0.03% for VO. IMCB is up 15.23% year-to-date (YTD) with -$2M in YTD flows. VO performs worse with 10.45% YTD performance, and +$4.44B in YTD flows. Run a side-by-side ETF comparison of IMCB and VO 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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IMCB vs VO performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 06/12/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IMCB VO | +4.47%+3.35% | +14.14%+10.88% | +15.23%+10.45% | +23.27%+18.18% | +61.65%+56.67% | +52.74%+45.68% |
| Flows | IMCB VO | -+$1.26B | -$19M+$2.64B | -$2M+$4.44B | +$256M+$9.13B | +$389M+$21.85B | +$296M+$30.55B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IMCB VO | +15.48%+14.40% | +13.32%+12.75% | +15.30%+14.78% | +17.77%+17.62% |
| Max drawdown | IMCB VO | -3.86%-3.96% | -8.06%-8.12% | -19.88%-18.93% | -25.13%-27.54% |
| Max drawdown duration | IMCB VO | 16d21d | 49d49d | 238d211d | 835d972d |
Trading data
IMCB | VO | |
Last sale 6/12/2026 at 1:30 PM | $95.05 | $79.82 |
| Previous close 06/11/2026 | $94.11 | $79.05 |
| Consolidated volume 06/11/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of May 29, 2026
1-year trailing difference
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IMCB | VO | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 6/12/2026 at 1:30 PM
Live
Closed
IMCB | VO | |
|---|---|---|
| Last price | $95.05 | $79.82 |
| 1D performance | +1.00% | +0.97% |
| AuM | $1.61 B | $104.50 B |
| E/R | 0.04% | 0.03% |
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Exposure
Countries
IMCB
USA
92.28%
Other
7.72%
VO
USA
92.33%
Other
7.67%
Sectors
IMCB
Industrials
18.47%
Information Techn.
16.57%
Financials
11.78%
Consumer Discreti.
9.39%
Health Care
7.51%
Energy
7.42%
Other
28.86%
VO
Industrials
17.2%
Information Techn.
16.44%
Financials
11.97%
Consumer Discreti.
10.1%
Energy
8.35%
Utilities
8.32%
Other
27.62%
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Diversification
IMCB
Total weight of top 15 holdings out of 15
11.9%
VO
Total weight of top 15 holdings out of 15
14.32%
Top 15 holdings
Data as of April 30, 2026
IMCB
US80004C2008
1.07%
SEAGATE TECHNOLOGY HOLDINGS PLC
1.05%
WESTERN DIGITAL
1.02%
MARVELL TECHNOLOGY
1.00%
CORNING
0.86%
VERTIV HOLDINGS
0.86%
NEWMONT CORP
0.84%
QUANTA SERVICES
0.75%
HOWMET AEROSPACE INC
0.66%
WILLIAMS
0.65%
CUMMINS
0.64%
BANK OF NEW YORK MELLON
0.64%
PNC FINL SVC
0.63%
JOHNSON CONTROLS INTERNATIONAL
0.62%
FEDEX
0.62%
VO
WESTERN DIGITAL
1.49%
SEAGATE TECHNOLOGY HOLDINGS PLC
1.48%
VERTIV HOLDINGS
1.25%
QUANTA SERVICES
1.10%
HOWMET AEROSPACE INC
0.98%
CONSTELLATION ENERGY CORP
0.97%
CUMMINS
0.94%
SCHLUMBERGER
0.86%
CRH PLC
0.80%
VALERO ENERGY
0.76%
MONOLITHIC POWER SYSTEMS
0.75%
ROSS STORES
0.74%
MARATHON PETROLEUM
0.74%
MOTOROLA SOLUTIONS
0.73%
MARVELL TECHNOLOGY
0.73%
Frequently asked questions about IMCB and VO
How have the IMCB and VO ETFs performed in 2026?
As of June 12, 2026, IMCB is up 15.23% year-to-date (YTD), while VO has returned 10.45%. That puts IMCB better performer ahead so far this year.
Which ETF is attracting more investor money: IMCB or VO?
Year-to-date, the IMCB ETF saw -$2M in flows, compared to +$4.44B for VO.
Which ETF is more volatile: IMCB or VO?
Over the past year, IMCB had a volatility of 13.32%, while VO experienced 12.75%.
Which ETF is bigger: IMCB or VO?
As of June 12, 2026, IMCB holds $1.61 B in assets under management (AUM), while VO manages $104.50 B.
What sectors do the IMCB and VO ETFs invest in?
IMCB leans toward sectors like Industrials, Information Technology and Financials. Meanwhile, VO focuses on Industrials, Information Technology and Financials.
What are the top holdings of the IMCB ETF and VO ETF?
IMCB top holdings include US80004C2008, SEAGATE TECHNOLOGY HOLDINGS PLC and WESTERN DIGITAL. VO holds in its top three: WESTERN DIGITAL, SEAGATE TECHNOLOGY HOLDINGS PLC and VERTIV HOLDINGS.
Which ETF is more diversified: IMCB or VO?
IMCB holds 405 securities with 11.9% of its assets in the top 15. VO has 289 securities and a top 15 weight of 14.32%.
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