IMCBvsFEXETF Comparison
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iShares Morningstar Mid-Cap ETF (IMCB) belongs to the US Mid Cap segment. First Trust Large Cap Core AlphaDEX Fund ETF (FEX) is part of the US Multi-Factor segment. IMCB's top 3 sector exposures are Finance, Industrials and Technology. In contrast, FEX's top sector exposures are Finance, Technology and Industrials. IMCB is less expensive with a Total Expense Ratio (TER) of 0.04%, versus 0.57% for FEX. IMCB is up 19.81% year-to-date (YTD) with +$83M in YTD flows. FEX performs worse with 17.14% YTD performance, and +$4M in YTD flows. Run a side-by-side ETF comparison of IMCB and FEX 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 FEX performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/28/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IMCB FEX | +3.08%+3.43% | +0.71%+1.03% | +19.81%+17.14% | +19.81%+18.24% | +81.58%+84.36% | +49.82%+62.28% |
| Flows | IMCB FEX | +$24M+$7M | +$73M+$7M | +$83M+$4M | +$269M-$14M | +$468M-$136M | +$399M-$154M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IMCB FEX | +10.53%+10.22% | +12.84%+12.87% | +15.00%+14.71% | +17.64%+16.85% |
| Max drawdown | IMCB FEX | -6.39%-6.74% | -8.06%-6.74% | -19.88%-19.51% | -25.13%-21.53% |
| Max drawdown duration | IMCB FEX | 73d73d | 49d73d | 238d232d | 835d757d |
Trading data
IMCB | FEX | |
Last sale 10/29/2026 at 1:30 PM | $99.02 | $138.46 |
| Previous close 10/28/2026 | $98.22 | $137.89 |
| Consolidated volume 10/28/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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IMCB | FEX | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/29/2026 at 1:30 PM
Live
Closed
IMCB | FEX | |
|---|---|---|
| Last price | $99.02 | $138.46 |
| 1D performance | +0.81% | +0.42% |
| AuM | $1.75 B | $1.60 B |
| E/R | 0.04% | 0.57% |
Characteristics
IMCB | FEX | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | First Trust |
| Benchmark | Morningstar U.S. Mid Cap Index | NASDAQ AlphaDEX Large Cap Core Index |
| N° of holdings | 389 | 372 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | June 28, 2004 | May 8, 2007 |
| ESG | No | No |
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Exposure
Countries
IMCB
USA
95.99%
Other
4.01%
FEX
USA
94.16%
Other
5.84%
Sectors
IMCB
Finance
19.59%
Industrials
15.04%
Technology
15.04%
Healthcare
9.63%
Energy
7.94%
Non-Energy Materi.
7.49%
Other
25.27%
FEX
Finance
20.76%
Technology
17.34%
Industrials
14.25%
Healthcare
9.9%
Energy
7.35%
Other
30.4%
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Diversification
IMCB
Total weight of top 15 holdings out of 15
10.61%
FEX
Total weight of top 15 holdings out of 15
8.51%
Top 15 holdings
Data as of August 31, 2026
IMCB
Dell Technologies, Inc.
0.89%
Automatic Data Processing, Inc.
0.78%
Snowflake, Inc.
0.76%
Freeport-McMoRan, Inc.
0.74%
Marathon Petroleum Corp.
0.74%
The Bank of New York Mellon Corp.
0.73%
Fortinet, Inc.
0.72%
Valero Energy Corp.
0.72%
Phillips 66
0.68%
Cloudflare, Inc.
0.66%
The PNC Financial Services Group, Inc.
0.66%
U.S. Bancorp
0.65%
CSX Corp.
0.64%
The Williams Cos., Inc.
0.62%
3M Co.
0.61%
FEX
Cognizant Technology Solutions Corp.
0.73%
Accenture Plc
0.68%
Regeneron Pharmaceuticals, Inc.
0.59%
ConocoPhillips
0.59%
Super Micro Computer, Inc.
0.56%
AT&T, Inc.
0.56%
Global Payments, Inc.
0.56%
PayPal Holdings, Inc.
0.54%
Phillips 66
0.54%
General Mills, Inc.
0.53%
Devon Energy Corp.
0.53%
Verizon Communications, Inc.
0.53%
Pfizer Inc.
0.53%
Zimmer Biomet Holdings, Inc.
0.52%
Copart, Inc.
0.52%
Frequently asked questions about IMCB and FEX
How have the IMCB and FEX ETFs performed in 2026?
As of October 28, 2026, IMCB is up 19.81% year-to-date (YTD), while FEX has returned 17.14%. That puts IMCB better performer ahead so far this year.
Which ETF is attracting more investor money: IMCB or FEX?
Year-to-date, the IMCB ETF saw +$83M in flows, compared to +$4M for FEX.
Which ETF is more volatile: IMCB or FEX?
Over the past year, IMCB had a volatility of 12.84%, while FEX experienced 12.87%.
Which ETF is bigger: IMCB or FEX?
As of October 28, 2026, IMCB holds $1.75 B in assets under management (AUM), while FEX manages $1.60 B.
What sectors do the IMCB and FEX ETFs invest in?
IMCB leans toward sectors like Finance, Industrials and Technology. Meanwhile, FEX focuses on Finance, Technology and Industrials.
What are the top holdings of the IMCB ETF and FEX ETF?
IMCB top holdings include Dell Technologies, Inc., Automatic Data Processing, Inc. and Snowflake, Inc.. FEX holds in its top three: Cognizant Technology Solutions Corp., Accenture Plc and Regeneron Pharmaceuticals, Inc..
Which ETF is more diversified: IMCB or FEX?
IMCB holds 394 securities with 10.61% of its assets in the top 15. FEX has 372 securities and a top 15 weight of 8.51%.
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