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FNXvsSMDXETF Comparison

ETF 1

FNX

First Trust Mid Cap Core AlphaDEX Fund ETF

This fund is part of

US Multi-Factor

+0%

Full FNX fund page

VS

ETF 2

SMDX

Intech S&P Small-Mid Cap Diversified Alpha ETF

This fund is part of

US Multi-Factor

+0%

Full SMDX fund page

First Trust Mid Cap Core AlphaDEX Fund ETF (FNX) and Intech S&P Small-Mid Cap Diversified Alpha ETF (SMDX) belong to the same industry segment: US Multi-Factor. FNX's top 3 sector exposures are Financials, Industrials and Consumer Discretionary. In contrast, SMDX's top sector exposures are Industrials, Financials and Information Technology. FNX is more expensive with a Total Expense Ratio (TER) of 0.62%, versus 0.35% for SMDX. FNX is up 13.92% year-to-date (YTD) with +$47M in YTD flows. SMDX performs better with 16.19% YTD performance, and +$18K in YTD flows. Run a side-by-side ETF comparison of FNX and SMDX 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 SMDX performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 06/19/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	FNX SMDX	+6.45%+6.13%	+12.37%+13.12%	+13.92%+16.19%	+28.35%+31.29%	+58.40%n/a	+53.83%n/a
Flows	FNX SMDX	+$14M-	+$27M-$228K	+$47M+$18K	-$23M+$32M	-$132M-	-$70M-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	FNX SMDX	+17.34%+17.63%	+16.34%+16.22%	+18.94%n/a	+20.76%n/a
Max drawdown	FNX SMDX	-4.40%-4.33%	-9.22%-8.63%	-25.04%n/a	-25.04%n/a
Max drawdown duration	FNX SMDX	19d28d	65d60d	289dn/a	289dn/a

Trading data

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	FNX	SMDX
Last sale 6/18/2026 at 1:30 PM	$143.15	$26.51
Previous close 06/18/2026	$141.44	$26.25
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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SMDX

is actively managed and doesn’t replicate an index

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	FNX	SMDX
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 6/18/2026 at 1:30 PM

Live

Closed

	FNX	SMDX
Last price	$143.15	$26.51
1D performance	+1.21%	+1.01%
AuM	$1.39 B	$129.91 M
E/R	0.62%	0.35%

Characteristics

	FNX	SMDX
Management strategy	Passive	Active
Provider	First Trust	Intech Investment Management
Benchmark	NASDAQ AlphaDEX Mid Cap Core Index	-
N° of holdings	418	531
Asset class	Equities	-
Trailing 12m distribution yield	Join	Join
Inception date	May 8, 2007	February 27, 2025
ESG	No	No

More FNX data on Trackinsight

More SMDX data on Trackinsight

Exposure

Countries

FNX

USA

96.55%

Other

3.45%

SMDX

USA

94.71%

Other

5.29%

Sectors

FNX

Financials

17.85%

Industrials

17.4%

Consumer Discreti.

14.03%

Information Techn.

11.53%

Health Care

7.98%

Other

31.21%

SMDX

Industrials

20.95%

Financials

15.23%

Information Techn.

12.92%

Consumer Discreti.

12.76%

Health Care

11.44%

Other

26.7%

Diversification

FNX

Total weight of top 15 holdings out of 15

7.15%

SMDX

Total weight of top 15 holdings out of 15

14.43%

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%

PLANET LABS PBC

0.45%

STERLING INFRASTRUCTURE INC

0.45%

SKYWORKS SOLUTIONS

0.44%

DYCOM INDUSTRIES

0.44%

US3004261034

0.43%

PRIMORIS SERVICES

0.43%

POWELL INDUSTRIES

0.42%

MODINE MNFC CO

0.42%

US10950A1060

0.42%

SMDX

JONES LANG LASALLE

1.44%

EAST WEST BANCORP

1.23%

PURE STORAGE

1.12%

TENET HEALTHCARE

1.10%

US FOODS HOLDING CORP

1.06%

NVENT ELECTRIC PLC

0.94%

LAMAR ADVERTISING

0.93%

UTD THERAPEUT

0.92%

EXELIXIS

0.91%

ORMAT TECHNOLOGIES

0.85%

AECOM

0.83%

XPO LOGISTICS

0.80%

UNIVERSAL DISPLAY

0.79%

GRANITE CONSTRUCTION

0.78%

ACUITY BRANDS

0.73%

Frequently asked questions about FNX and SMDX

How have the FNX and SMDX ETFs performed in 2026?

As of June 19, 2026, FNX is up 13.92% year-to-date (YTD), while SMDX has returned 16.19%. That puts SMDX better performer ahead so far this year.

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

Year-to-date, the FNX ETF saw +$47M in flows, compared to +$18K for SMDX.

Which ETF is more volatile: FNX or SMDX?

Over the past year, FNX had a volatility of 16.34%, while SMDX experienced 16.22%.

Which ETF is bigger: FNX or SMDX?

As of June 19, 2026, FNX holds $1.39 B in assets under management (AUM), while SMDX manages $129.91 M.

What sectors do the FNX and SMDX ETFs invest in?

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

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

FNX top holdings include SANMINA CORP, VIAVI SOLUTIONS INC and VICOR. SMDX holds in its top three: JONES LANG LASALLE, EAST WEST BANCORP and PURE STORAGE.

FNXvsSMDXETF Comparison

First Trust Mid Cap Core AlphaDEX Fund ETF

Intech S&P Small-Mid Cap Diversified Alpha ETF

FNX vs SMDX performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the FNX and SMDX ETFs performed in 2026?

As of June 19, 2026, FNX is up 13.92% year-to-date (YTD), while SMDX has returned 16.19%. That puts SMDX better performer ahead so far this year.

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

Year-to-date, the FNX ETF saw +$47M in flows, compared to +$18K for SMDX.

Which ETF is more volatile: FNX or SMDX?

Over the past year, FNX had a volatility of 16.34%, while SMDX experienced 16.22%.

Which ETF is bigger: FNX or SMDX?

As of June 19, 2026, FNX holds $1.39 B in assets under management (AUM), while SMDX manages $129.91 M.

What sectors do the FNX and SMDX ETFs invest in?

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

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

FNX top holdings include SANMINA CORP, VIAVI SOLUTIONS INC and VICOR. SMDX holds in its top three: JONES LANG LASALLE, EAST WEST BANCORP and PURE STORAGE.

Which ETF is more diversified: FNX or SMDX?

FNX holds 449 securities with 7.15% of its assets in the top 15. SMDX has 556 securities and a top 15 weight of 14.43%.

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