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VIOOvsDFMCETF Comparison

ETF 1

VIOO

Vanguard S&P Small-Cap 600 ETF

This fund is part of

US Small Cap

+0.29%

Full VIOO fund page

VS

ETF 2

DFMC

Dimensional US Micro Cap ETF

This fund is part of

US Small Cap

+0.29%

Full DFMC fund page

Vanguard S&P Small-Cap 600 ETF (VIOO) and Dimensional US Micro Cap ETF (DFMC) belong to the same industry segment: US Small Cap. VIOO's top 3 sector exposures are Industrials, Financials and Information Technology. In contrast, DFMC's top sector exposures are Financials, Industrials and Consumer Discretionary. VIOO is less expensive with a Total Expense Ratio (TER) of 0.07%, versus 0.43% for DFMC. Run a side-by-side ETF comparison of VIOO and DFMC 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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VIOO vs DFMC 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 05/01/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	VIOO DFMC	+10.03%+10.64%	+7.25%n/a	+14.52%n/a	+38.26%n/a	+53.53%n/a	+33.04%n/a
Flows	VIOO DFMC	+$44M+$32M	+$147M-	+$223M-	+$155M-	+$635M-	+$1.40B-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	VIOO DFMC	+18.12%n/a	+18.22%n/a	+20.50%n/a	+21.48%n/a
Max drawdown	VIOO DFMC	-8.69%n/a	-8.69%n/a	-27.93%n/a	-27.93%n/a
Max drawdown duration	VIOO DFMC	59dn/a	59dn/a	380dn/a	380dn/a

Trading data

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	VIOO	DFMC
Last sale 5/1/2026 at 1:30 PM	$127.05
Previous close 04/29/2026	$126.72
Consolidated volume 04/29/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of April 30, 2026

1-year trailing difference

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DFMC

is actively managed and doesn’t replicate an index

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	VIOO	DFMC
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 5/1/2026 at 1:30 PM

Live

Closed

	VIOO	DFMC
Last price	$127.05	–
1D performance	+0.26%	–
AuM	$3.79 B	$102.95 M
E/R	0.07%	0.43%

Characteristics

	VIOO	DFMC
Management strategy	Passive	Active
Provider	Vanguard	Dimensional
Benchmark	S&P SmallCap 600 Index	-
N° of holdings	559	1484
Asset class	Equities	-
Trailing 12m distribution yield	Join	Join
Inception date	September 7, 2010	March 19, 2026
ESG	No	No

More VIOO data on Trackinsight

More DFMC data on Trackinsight

Exposure

Countries

VIOO

USA

96.07%

Other

3.93%

DFMC

USA

86.71%

Other

13.29%

Sectors

VIOO

Industrials

16.21%

Financials

15.83%

Information Techn.

13.13%

Consumer Discreti.

13.11%

Health Care

10.03%

Other

31.7%

DFMC

Financials

20.29%

Industrials

16.42%

Consumer Discreti.

11.91%

Information Techn.

11.83%

Health Care

10.07%

Energy

7.09%

Other

22.39%

Diversification

VIOO

Total weight of top 15 holdings out of 15

7.29%

DFMC

Total weight of top 15 holdings out of 15

6.47%

Top 15 holdings

Data as of March 31, 2026

VIOO

EASTMAN CHEMICAL

0.57%

ELEMENT SOLUTIONS INC

0.51%

PRIMORIS SERVICES

0.50%

VIAVI SOLUTIONS INC

0.50%

ARGAN

0.49%

LKQ

0.49%

FORMFACTOR

0.49%

JACKSON FINANCIAL INC

0.49%

ESCO TECHNOLOGIES

0.47%

MATCH GROUP

0.47%

CELANESE SR

0.47%

SEMTECH

0.46%

ARMSTRONG WORLD INDUSTRIES

0.46%

SANMINA CORP

0.46%

SM ENERGY

0.46%

DFMC

ARGAN

0.94%

TTM TECHNOLOGIES

0.67%

PLEXUS

0.51%

ADTALEM GLOBAL EDUCATION

0.46%

FIRST BANCORP

0.42%

AAR

0.40%

LAUREATE EDUCATION INC

0.40%

POWELL INDUSTRIES

0.38%

ENOVA INTERNATIONAL

0.36%

ARCHROCK

0.35%

MATSON

0.35%

ENPRO INDUSTRIES

0.34%

HURON CONSULTING

0.30%

BANCFIRST

0.30%

GRANITE CONSTRUCTION

0.28%

Frequently asked questions about VIOO and DFMC

Which ETF is bigger: VIOO or DFMC?

As of May 1, 2026, VIOO holds $3.79 B in assets under management (AUM), while DFMC manages $102.95 M.

What sectors do the VIOO and DFMC ETFs invest in?

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

What are the top holdings of the VIOO ETF and DFMC ETF?

VIOO top holdings include EASTMAN CHEMICAL, ELEMENT SOLUTIONS INC and PRIMORIS SERVICES. DFMC holds in its top three: ARGAN, TTM TECHNOLOGIES and PLEXUS.

Which ETF is more diversified: VIOO or DFMC?

VIOO holds 603 securities with 7.29% of its assets in the top 15. DFMC has 1521 securities and a top 15 weight of 6.47%.

There’s an ETF for That? Microcap Stocks

April 22, 2026

DFMC

VIOOvsDFMCETF Comparison

Vanguard S&P Small-Cap 600 ETF

Dimensional US Micro Cap ETF

VIOO vs DFMC 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

Which ETF is bigger: VIOO or DFMC?

As of May 1, 2026, VIOO holds $3.79 B in assets under management (AUM), while DFMC manages $102.95 M.

What sectors do the VIOO and DFMC ETFs invest in?

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

What are the top holdings of the VIOO ETF and DFMC ETF?

VIOO top holdings include EASTMAN CHEMICAL, ELEMENT SOLUTIONS INC and PRIMORIS SERVICES. DFMC holds in its top three: ARGAN, TTM TECHNOLOGIES and PLEXUS.

Which ETF is more diversified: VIOO or DFMC?

VIOO holds 603 securities with 7.29% of its assets in the top 15. DFMC has 1521 securities and a top 15 weight of 6.47%.

There’s an ETF for That? Microcap Stocks

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