DFASvsFNXETF Comparison
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Dimensional US Small Cap ETF (DFAS) belongs to the US Small Cap segment. First Trust Mid Cap Core AlphaDEX Fund ETF (FNX) is part of the US Multi-Factor segment. DFAS's top 3 sector exposures are Finance, Industrials and Technology. In contrast, FNX's top sector exposures are Finance, Industrials and Healthcare. DFAS is less expensive with a Total Expense Ratio (TER) of 0.26%, versus 0.62% for FNX. DFAS is up 16.2% year-to-date (YTD) with +$1.13B in YTD flows. FNX performs worse with 14.32% YTD performance, and +$35M in YTD flows. Run a side-by-side ETF comparison of DFAS and FNX 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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DFAS vs FNX performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/23/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | DFAS FNX | +0.93%-0.29% | +5.17%+4.24% | +16.20%+14.32% | +22.38%+22.27% | +46.11%+48.54% | +52.78%+54.20% |
| Flows | DFAS FNX | +$276M-$12M | +$543M+$9M | +$1.13B+$35M | +$1.91B-$11M | +$5.42B-$115M | +$7.30B-$82M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | DFAS FNX | +14.10%+14.36% | +16.42%+15.98% | +19.39%+18.77% | +20.71%+20.65% |
| Max drawdown | DFAS FNX | -4.24%-4.40% | -9.26%-9.22% | -26.11%-25.04% | -26.11%-25.04% |
| Max drawdown duration | DFAS FNX | 19d19d | 66d65d | 373d289d | 373d289d |
Trading data
DFAS | FNX | |
Last sale 7/27/2026 at 6:41 PM | $80.92 | $143.55 |
| Previous close 07/24/2026 | $80.74 | $143.34 |
| Consolidated volume 07/24/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of June 30, 2026
1-year trailing difference
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DFAS
is actively managed and doesn’t replicate an indexDFAS | FNX | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 7/27/2026 at 6:41 PM
Live
Closed
DFAS | FNX | |
|---|---|---|
| Last price | $80.92 | $143.55 |
| 1D performance | +0.22% | +0.15% |
| AuM | $15.15 B | $1.38 B |
| E/R | 0.26% | 0.62% |
Characteristics
DFAS | FNX | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Dimensional | First Trust |
| Benchmark | - | NASDAQ AlphaDEX Mid Cap Core Index |
| N° of holdings | 2055 | 448 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | June 14, 2021 | May 8, 2007 |
| ESG | No | No |
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Exposure
Countries
DFAS
USA
95.88%
Other
4.12%
FNX
USA
97.1%
Other
2.9%
Sectors
DFAS
Finance
21.43%
Industrials
15.38%
Technology
12.89%
Healthcare
12.75%
Non-Energy Materi.
7.99%
Consumer Cyclical.
7.83%
Other
21.73%
FNX
Finance
26.7%
Industrials
15.27%
Healthcare
11.09%
Technology
10.6%
Consumer Cyclical.
9.3%
Non-Energy Materi.
7.04%
Other
20%
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Diversification
DFAS
Total weight of top 15 holdings out of 15
3.92%
FNX
Total weight of top 15 holdings out of 15
7.96%
Top 15 holdings
Data as of June 30, 2026
DFAS
TTM Technologies, Inc.
0.37%
Amkor Technology, Inc.
0.30%
Onto Innovation, Inc.
0.28%
Jazz Pharmaceuticals Plc
0.27%
BorgWarner, Inc.
0.27%
WESCO International, Inc.
0.26%
IES Holdings, Inc.
0.26%
DigitalOcean Holdings, Inc.
0.25%
Sanmina Corp.
0.25%
Advanced Energy Industries, Inc.
0.25%
Elanco Animal Health, Inc.
0.24%
Rambus, Inc.
0.24%
Element Solutions, Inc.
0.24%
Applied Industrial Technologies, Inc.
0.23%
Moog, Inc.
0.23%
FNX
Vicor Corp.
0.71%
Sterling Infrastructure, Inc.
0.62%
Sanmina Corp.
0.62%
TTM Technologies, Inc.
0.60%
ViaSat, Inc.
0.59%
DigitalOcean Holdings, Inc.
0.55%
BrightSpring Health Services, Inc.
0.54%
Vornado Realty Trust
0.50%
IES Holdings, Inc.
0.48%
Enova International, Inc.
0.47%
Moog, Inc.
0.47%
Viavi Solutions, Inc.
0.46%
Kilroy Realty Corp.
0.45%
Dycom Industries, Inc.
0.45%
PACS Group, Inc.
0.45%
Frequently asked questions about DFAS and FNX
How have the DFAS and FNX ETFs performed in 2026?
As of July 23, 2026, DFAS is up 16.2% year-to-date (YTD), while FNX has returned 14.32%. That puts DFAS better performer ahead so far this year.
Which ETF is attracting more investor money: DFAS or FNX?
Year-to-date, the DFAS ETF saw +$1.13B in flows, compared to +$35M for FNX.
Which ETF is more volatile: DFAS or FNX?
Over the past year, DFAS had a volatility of 16.42%, while FNX experienced 15.98%.
Which ETF is bigger: DFAS or FNX?
As of July 23, 2026, DFAS holds $15.15 B in assets under management (AUM), while FNX manages $1.38 B.
What sectors do the DFAS and FNX ETFs invest in?
DFAS leans toward sectors like Finance, Industrials and Technology. Meanwhile, FNX focuses on Finance, Industrials and Healthcare.
What are the top holdings of the DFAS ETF and FNX ETF?
DFAS top holdings include TTM Technologies, Inc., Amkor Technology, Inc. and Onto Innovation, Inc.. FNX holds in its top three: Vicor Corp., Sterling Infrastructure, Inc. and Sanmina Corp..
Which ETF is more diversified: DFAS or FNX?
DFAS holds 2100 securities with 3.92% of its assets in the top 15. FNX has 448 securities and a top 15 weight of 7.96%.
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Latest news about DFAS & FNX
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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