FNXvsDFASETF Comparison
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First Trust Mid Cap Core AlphaDEX Fund ETF (FNX) belongs to the US Multi-Factor segment. Dimensional US Small Cap ETF (DFAS) is part of the US Small Cap segment. Both ETFs have the same top 3 sector exposures: Finance, Industrials and Healthcare. FNX is more expensive with a Total Expense Ratio (TER) of 0.62%, versus 0.26% for DFAS. FNX is up 12.81% year-to-date (YTD) with +$35M in YTD flows. DFAS performs better with 15.58% YTD performance, and +$1.34B in YTD flows. Run a side-by-side ETF comparison of FNX and DFAS 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 DFAS performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/14/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | FNX DFAS | -4.41%-5.19% | -1.47%-0.23% | +12.81%+15.58% | +14.14%+18.13% | +52.65%+51.65% | +50.60%+50.69% |
| Flows | FNX DFAS | -+$106M | -$5M+$502M | +$35M+$1.34B | +$26M+$1.93B | -$135M+$5.48B | -$87M+$7.43B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | FNX DFAS | +11.05%+11.92% | +15.40%+15.69% | +18.71%+19.36% | +20.58%+20.65% |
| Max drawdown | FNX DFAS | -4.67%-5.36% | -9.22%-9.26% | -25.04%-26.11% | -25.04%-26.11% |
| Max drawdown duration | FNX DFAS | 29d29d | 65d66d | 289d373d | 289d373d |
Trading data
FNX | DFAS | |
Last sale 9/15/2026 at 7:49 PM | $140.54 | $80.00 |
| Previous close 09/15/2026 | $141.56 | $79.77 |
| Consolidated volume 09/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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DFAS
is actively managed and doesn’t replicate an indexFNX | DFAS | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/15/2026 at 7:49 PM
Live
Closed
FNX | DFAS | |
|---|---|---|
| Last price | $140.54 | $80.00 |
| 1D performance | -0.72% | +0.29% |
| AuM | $1.36 B | $15.27 B |
| E/R | 0.62% | 0.26% |
Characteristics
FNX | DFAS | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | First Trust | Dimensional |
| Benchmark | NASDAQ AlphaDEX Mid Cap Core Index | - |
| N° of holdings | 448 | 2014 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 8, 2007 | June 14, 2021 |
| ESG | No | No |
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Exposure
Countries
FNX
USA
97.13%
Other
2.87%
DFAS
USA
95.89%
Other
4.11%
Sectors
FNX
Finance
25.35%
Industrials
13.44%
Healthcare
11.43%
Technology
10.03%
Consumer Cyclical.
9.05%
Energy
8.57%
Other
22.13%
DFAS
Finance
22.36%
Industrials
14.66%
Healthcare
12.51%
Technology
12.03%
Consumer Cyclical.
7.79%
Non-Energy Materi.
7.68%
Other
22.98%
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Diversification
FNX
Total weight of top 15 holdings out of 15
6.94%
DFAS
Total weight of top 15 holdings out of 15
3.65%
Top 15 holdings
Data as of July 31, 2026
FNX
SM Energy Co.
0.53%
Genpact Ltd.
0.50%
APA Corp.
0.50%
EPAM Systems, Inc.
0.50%
HF Sinclair Corp.
0.49%
Permian Resources Corp.
0.48%
Lithia Motors, Inc.
0.47%
Ovintiv, Inc.
0.47%
Lyft, Inc.
0.44%
Matador Resources Co.
0.43%
Solventum Corp.
0.43%
CF Industries Holdings, Inc.
0.43%
Universal Health Services, Inc.
0.43%
Matson, Inc.
0.42%
ADT, Inc.
0.42%
DFAS
HF Sinclair Corp.
0.29%
Jazz Pharmaceuticals Plc
0.28%
IES Holdings, Inc.
0.26%
Elanco Animal Health, Inc.
0.26%
WESCO International, Inc.
0.25%
BorgWarner, Inc.
0.25%
Applied Industrial Technologies, Inc.
0.24%
APA Corp.
0.24%
Invesco Ltd.
0.24%
TTM Technologies, Inc.
0.23%
Pinnacle Financial Partners, Inc.
0.23%
Charles River Laboratories International, Inc.
0.22%
Arrow Electronics, Inc.
0.22%
Aramark
0.22%
First Horizon Corp. (Tennessee)
0.22%
Frequently asked questions about FNX and DFAS
How have the FNX and DFAS ETFs performed in 2026?
As of September 14, 2026, FNX is up 12.81% year-to-date (YTD), while DFAS has returned 15.58%. That puts DFAS better performer ahead so far this year.
Which ETF is attracting more investor money: FNX or DFAS?
Year-to-date, the FNX ETF saw +$35M in flows, compared to +$1.34B for DFAS.
Which ETF is more volatile: FNX or DFAS?
Over the past year, FNX had a volatility of 15.4%, while DFAS experienced 15.69%.
Which ETF is bigger: FNX or DFAS?
As of September 14, 2026, FNX holds $1.36 B in assets under management (AUM), while DFAS manages $15.27 B.
What sectors do the FNX and DFAS ETFs invest in?
FNX leans toward sectors like Finance, Industrials and Healthcare. Meanwhile, DFAS focuses on Finance, Industrials and Healthcare.
What are the top holdings of the FNX ETF and DFAS ETF?
FNX top holdings include SM Energy Co., Genpact Ltd. and APA Corp.. DFAS holds in its top three: HF Sinclair Corp., Jazz Pharmaceuticals Plc and IES Holdings, Inc..
Which ETF is more diversified: FNX or DFAS?
FNX holds 448 securities with 6.94% of its assets in the top 15. DFAS has 2053 securities and a top 15 weight of 3.65%.
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Latest news about FNX & DFAS
Small Caps and Value Stocks Continue to Rally Amid Market Rotation
July 22, 2024
DFAS
Dimensional Fund Advisors Celebrates 3-Year ETF Anniversary
November 8, 2023
DFAS
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