DFAUvsIYYETF Comparison
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Dimensional US Core Equity Market ETF (DFAU) and iShares Dow Jones U.S. ETF (IYY) belong to the same industry segment: US All Cap. DFAU's top 3 sector exposures are Technology, Finance and Industrials. In contrast, IYY's top sector exposures are Technology, Finance and Healthcare. DFAU is less expensive with a Total Expense Ratio (TER) of 0.12%, versus 0.2% for IYY. DFAU is up 12.39% year-to-date (YTD) with +$1.14B in YTD flows. IYY performs better with 12.67% YTD performance, and -$23M in YTD flows. Run a side-by-side ETF comparison of DFAU and IYY 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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DFAU vs IYY performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/10/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | DFAU IYY | -2.14%-1.00% | +4.73%+3.62% | +12.39%+12.67% | +17.78%+16.83% | +72.97%+75.54% | +78.56%+76.16% |
| Flows | DFAU IYY | +$183M- | +$427M-$9M | +$1.14B-$23M | +$1.86B-$15M | +$4.72B+$154M | +$7.37B+$139M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | DFAU IYY | +11.62%+11.86% | +12.84%+13.10% | +15.25%+15.31% | +17.51%+17.43% |
| Max drawdown | DFAU IYY | -2.92%-3.32% | -8.70%-8.91% | -19.41%-19.25% | -23.66%-25.44% |
| Max drawdown duration | DFAU IYY | 19d19d | 63d76d | 127d126d | 707d709d |
Trading data
DFAU | IYY | |
Last sale 9/14/2026 at 1:30 PM | $52.54 | $185.16 |
| Previous close 09/11/2026 | $52.78 | $185.97 |
| Consolidated volume 09/11/2026 | ||
| 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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DFAU
is actively managed and doesn’t replicate an indexDFAU | IYY | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/14/2026 at 1:30 PM
Live
Closed
DFAU | IYY | |
|---|---|---|
| Last price | $52.54 | $185.16 |
| 1D performance | -0.45% | -0.44% |
| AuM | $12.73 B | $3.03 B |
| E/R | 0.12% | 0.2% |
Characteristics
DFAU | IYY | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Dimensional | iShares |
| Benchmark | - | Dow Jones U.S. Index |
| N° of holdings | 2162 | 955 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | November 17, 2020 | June 12, 2000 |
| ESG | No | No |
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Exposure
Countries
DFAU
USA
97%
Other
3%
IYY
USA
97.4%
Other
2.6%
Sectors
DFAU
Technology
40.44%
Finance
13.54%
Industrials
9.19%
Consumer Non-Cycl.
9.11%
Healthcare
9.06%
Other
18.66%
IYY
Technology
43.1%
Finance
14.57%
Healthcare
9.07%
Consumer Non-Cycl.
8.67%
Industrials
8.2%
Other
16.4%
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Diversification
DFAU
Total weight of top 15 holdings out of 15
38.81%
IYY
Total weight of top 15 holdings out of 15
40.61%
Top 15 holdings
Data as of July 31, 2026
DFAU
NVIDIA Corp.
6.74%
Apple, Inc.
6.45%
Microsoft Corp.
5.09%
Amazon.com, Inc.
3.59%
Alphabet, Inc.
2.74%
Broadcom Inc.
2.35%
Alphabet, Inc.
2.28%
Meta Platforms, Inc.
1.75%
Micron Technology, Inc.
1.39%
JPMorgan Chase & Co.
1.28%
Eli Lilly & Co.
1.24%
Berkshire Hathaway, Inc.
1.11%
Tesla, Inc.
1.08%
ExxonMobil Holdings Corp.
0.88%
Advanced Micro Devices, Inc.
0.86%
IYY
Apple, Inc.
7.12%
NVIDIA Corp.
6.87%
Microsoft Corp.
4.87%
Amazon.com, Inc.
3.35%
Alphabet, Inc.
2.85%
Broadcom Inc.
2.67%
Alphabet, Inc.
2.29%
Meta Platforms, Inc.
1.72%
Micron Technology, Inc.
1.43%
JPMorgan Chase & Co.
1.37%
Berkshire Hathaway, Inc.
1.36%
Eli Lilly & Co.
1.33%
Tesla, Inc.
1.26%
Advanced Micro Devices, Inc.
1.15%
ExxonMobil Holdings Corp.
0.95%
Frequently asked questions about DFAU and IYY
How have the DFAU and IYY ETFs performed in 2026?
As of September 10, 2026, DFAU is up 12.39% year-to-date (YTD), while IYY has returned 12.67%. That puts IYY better performer ahead so far this year.
Which ETF is attracting more investor money: DFAU or IYY?
Year-to-date, the DFAU ETF saw +$1.14B in flows, compared to -$23M for IYY.
Which ETF is more volatile: DFAU or IYY?
Over the past year, DFAU had a volatility of 12.84%, while IYY experienced 13.1%.
Which ETF is bigger: DFAU or IYY?
As of September 10, 2026, DFAU holds $12.73 B in assets under management (AUM), while IYY manages $3.03 B.
What sectors do the DFAU and IYY ETFs invest in?
DFAU leans toward sectors like Technology, Finance and Industrials. Meanwhile, IYY focuses on Technology, Finance and Healthcare.
What are the top holdings of the DFAU ETF and IYY ETF?
DFAU top holdings include NVIDIA Corp., Apple, Inc. and Microsoft Corp.. IYY holds in its top three: Apple, Inc., NVIDIA Corp. and Microsoft Corp..
Which ETF is more diversified: DFAU or IYY?
DFAU holds 2196 securities with 38.81% of its assets in the top 15. IYY has 966 securities and a top 15 weight of 40.61%.
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