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FNXvsISCBETF Comparison

ETF 1
FNX

First Trust Mid Cap Core AlphaDEX Fund ETF

This fund is part of
US Multi-Factor
+0%
VS
ETF 2
ISCB

iShares Morningstar Small-Cap ETF

This fund is part of
US Small Cap
+0%

First Trust Mid Cap Core AlphaDEX Fund ETF (FNX) belongs to the US Multi-Factor segment. iShares Morningstar Small-Cap ETF (ISCB) is part of the US Small Cap segment. FNX's top 3 sector exposures are Financials, Industrials and Consumer Discretionary. In contrast, ISCB's top sector exposures are Industrials, Financials and Information Technology. FNX is more expensive with a Total Expense Ratio (TER) of 0.62%, versus 0.04% for ISCB. FNX is up 13.92% year-to-date (YTD) with +$47M in YTD flows. ISCB performs worse with 13.65% YTD performance, and +$4M in YTD flows. Run a side-by-side ETF comparison of FNX and ISCB 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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FNX vs ISCB performance and flow charts

Performance

0.02.04.06.0%May 18May 25Jun 1Jun 8Jun 15

Cumulative Flows

-5 M0 M5 M10 M15 MMay 18May 25Jun 1Jun 8Jun 15

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Historic performance and flows
Data as of 06/19/2026
1M3MYTD1Y3Y5Y
Perf.
FNX
ISCB
+6.45%+5.52%
+12.37%+13.84%
+13.92%+13.65%
+28.35%+31.59%
+58.40%+56.71%
+53.83%+38.82%
Flows
FNX
ISCB
+$14M+$11M
+$27M+$11M
+$47M+$4M
-$23M-$5M
-$132M-$18M
-$70M-$12M
Volatility and drawdown
3M1Y3Y5Y
Volatility
FNX
ISCB
+17.34%+17.59%
+16.34%+16.92%
+18.94%+19.58%
+20.76%+21.48%
Max drawdown
FNX
ISCB
-4.40%-4.04%
-9.22%-9.38%
-25.04%-25.75%
-25.04%-30.04%
Max drawdown duration
FNX
ISCB
19d16d
65d65d
289d289d
289d1067d
Trading data

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FNX
ISCB
Last sale
6/18/2026 at 1:30 PM
$143.15
$73.44
Previous close
06/18/2026
$141.44
$72.45
Consolidated volume
06/18/2026
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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FNX
ISCB
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 6/18/2026 at 1:30 PM
Live
Closed
FNX
ISCB
Last price
$143.15
$73.44
1D performance
+1.21%
+1.37%
AuM$1.39 B$290.06 M
E/R0.62%0.04%
Characteristics
FNX
ISCB
Management strategyPassivePassive
ProviderFirst TrustiShares
BenchmarkNASDAQ AlphaDEX Mid Cap Core IndexMorningstar US Small Cap Extended Index
N° of holdings4181332
Asset classEquitiesEquities
Trailing 12m distribution yield
Join
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Inception dateMay 8, 2007June 28, 2004
ESGNoNo
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Exposure

Countries

FNX
USA
96.55%
Other
3.45%
ISCB
USA
95.61%
Other
4.39%

Sectors

FNX
Financials
17.85%
Industrials
17.4%
Consumer Discreti.
14.03%
Information Techn.
11.53%
Health Care
7.98%
Other
31.21%
ISCB
Industrials
17.01%
Financials
14.64%
Information Techn.
13.33%
Health Care
11.78%
Consumer Discreti.
10.93%
Other
32.32%
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Diversification

FNX

Total weight of top 15 holdings out of 15

7.15%
ISCB

Total weight of top 15 holdings out of 15

5.54%

Top 15 holdings

Data as of April 30, 2026
FNX
SANMINA CORP
0.59%
VIAVI SOLUTIONS INC
0.57%
VICOR
0.57%
TTM TECHNOLOGIES
0.56%
VIASAT
0.49%
IES HOLDINGS
0.47%
STERLING INFRASTRUCTURE INC
0.45%
PLANET LABS PBC
0.45%
SKYWORKS SOLUTIONS
0.44%
DYCOM INDUSTRIES
0.44%
US3004261034
0.43%
PRIMORIS SERVICES
0.43%
US10950A1060
0.42%
ENERSYS
0.42%
TUTOR PERINI
0.42%
ISCB
LUMENTUM HOLDINGS
1.05%
REVOLUTION MEDICINES INC
0.44%
ALBEMARLE
0.38%
US0669224778
0.37%
ATI INC
0.34%
CF INDUSTRIES HOLDINGS
0.32%
ITT
0.31%
RBC BEARINGS
0.30%
COEUR MINING INC
0.30%
MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC
0.29%
OVINTIV INC
0.29%
TD SYNNEX
0.29%
EAST WEST BANCORP
0.29%
US65290E1010
0.29%
API GROUP CORP
0.28%
Frequently asked questions about FNX and ISCB

How have the FNX and ISCB ETFs performed in 2026?

As of June 19, 2026, FNX is up 13.92% year-to-date (YTD), while ISCB has returned 13.65%. That puts FNX better performer ahead so far this year.

Which ETF is attracting more investor money: FNX or ISCB?

Year-to-date, the FNX ETF saw +$47M in flows, compared to +$4M for ISCB.

Which ETF is more volatile: FNX or ISCB?

Over the past year, FNX had a volatility of 16.34%, while ISCB experienced 16.92%.

Which ETF is bigger: FNX or ISCB?

As of June 19, 2026, FNX holds $1.39 B in assets under management (AUM), while ISCB manages $290.06 M.

What sectors do the FNX and ISCB ETFs invest in?

FNX leans toward sectors like Financials, Industrials and Consumer Discretionary. Meanwhile, ISCB focuses on Industrials, Financials and Information Technology.

What are the top holdings of the FNX ETF and ISCB ETF?

FNX top holdings include SANMINA CORP, VIAVI SOLUTIONS INC and VICOR. ISCB holds in its top three: LUMENTUM HOLDINGS, REVOLUTION MEDICINES INC and ALBEMARLE.

Which ETF is more diversified: FNX or ISCB?

FNX holds 449 securities with 7.15% of its assets in the top 15. ISCB has 1547 securities and a top 15 weight of 5.54%.

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