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MGCvsAAUSETF Comparison

ETF 1

MGC

Vanguard Mega Cap ETF

This fund is part of

US Large Cap

+0%

Full MGC fund page

VS

ETF 2

AAUS

Alpha Architect US Equity ETF

This fund is part of

US Multi-Factor

+0.05%

Full AAUS fund page

Vanguard Mega Cap ETF (MGC) belongs to the US Large Cap segment. Alpha Architect US Equity ETF (AAUS) is part of the US Multi-Factor segment. Both ETFs have the same top 3 sector exposures: Information Technology, Communication Services and Financials. MGC is less expensive with a Total Expense Ratio (TER) of 0.05%, versus 0.15% for AAUS. MGC is up 4.06% year-to-date (YTD) with -$815M in YTD flows. AAUS performs worse with 3.48% YTD performance, and -$2M in YTD flows. Run a side-by-side ETF comparison of MGC and AAUS 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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MGC vs AAUS 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 04/28/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	MGC AAUS	+13.59%+11.90%	+2.48%+2.04%	+4.06%+3.48%	+32.15%n/a	+85.24%n/a	+88.12%n/a
Flows	MGC AAUS	-$119M-$520K	-$796M-$235K	-$815M-$2M	+$1.17B-	+$1.98B-	+$2.06B-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	MGC AAUS	+15.83%+14.75%	+12.92%n/a	+15.37%n/a	+17.46%n/a
Max drawdown	MGC AAUS	-9.78%-9.03%	-9.86%n/a	-19.36%n/a	-25.79%n/a
Max drawdown duration	MGC AAUS	76d71d	92dn/a	126dn/a	707dn/a

Trading data

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	MGC	AAUS
Last sale 4/30/2026 at 1:30 PM	$262.72	$57.63
Previous close 04/29/2026	$260.52	$56.98
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 28, 2026

1-year trailing difference

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AAUS

is actively managed and doesn’t replicate an index

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	MGC	AAUS
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 4/30/2026 at 1:30 PM

Live

Closed

	MGC	AAUS
Last price	$262.72	$57.63
1D performance	+0.84%	+1.14%
AuM	$9.35 B	$503.12 M
E/R	0.05%	0.15%

Characteristics

	MGC	AAUS
Management strategy	Passive	Active
Provider	Vanguard	Alpha Architect
Benchmark	CRSP U.S. Mega Cap Index	-
N° of holdings	166	290
Asset class	Equities	-
Trailing 12m distribution yield	Join	Join
Inception date	December 17, 2007	July 23, 2025
ESG	No	No

More MGC data on Trackinsight

More AAUS data on Trackinsight

Exposure

Countries

MGC

USA

97.33%

Other

2.67%

AAUS

USA

96.81%

Other

3.19%

Sectors

MGC

Information Techn.

37.9%

Communication Ser.

11.86%

Financials

9.94%

Health Care

9.86%

Consumer Discreti.

9.79%

Other

20.65%

AAUS

Information Techn.

37.06%

Communication Ser.

11.88%

Financials

10.41%

Health Care

9.2%

Consumer Discreti.

9.12%

Industrials

7.06%

Other

15.27%

Diversification

MGC

Total weight of top 15 holdings out of 15

51.35%

AAUS

Total weight of top 15 holdings out of 15

49.12%

Top 15 holdings

Data as of March 31, 2026

MGC

NVIDIA

8.81%

APPLE

8.15%

MICROSOFT-T

6.02%

AMAZON.COM INC

4.40%

ALPHABET INC-CL

3.66%

BROADCOM LIMITED

3.21%

ALPHABET INC-CL

2.90%

META PLATFORMS

2.74%

TESLA

2.29%

BERKSHIRE HATHWAY

1.81%

LILLY

1.71%

JPMORGAN CHASE

1.62%

EXXON

1.55%

JOHNSON&JOHNSON

1.29%

WALMART INC

1.19%

AAUS

APPLE

8.53%

NVIDIA

7.23%

MICROSOFT-T

6.49%

ALPHABET INC-CL

3.79%

AMAZON.COM INC

3.64%

ALPHABET INC-CL

3.02%

BROADCOM LIMITED

2.54%

META PLATFORMS

2.19%

BERKSHIRE HATHWAY

2.07%

JPMORGAN CHASE

1.90%

TESLA

1.87%

EXXON

1.66%

LILLY

1.58%

JOHNSON&JOHNSON

1.36%

WALMART INC

1.25%

Frequently asked questions about MGC and AAUS

How have the MGC and AAUS ETFs performed in 2026?

As of April 28, 2026, MGC is up 4.06% year-to-date (YTD), while AAUS has returned 3.48%. That puts MGC better performer ahead so far this year.

Which ETF is attracting more investor money: MGC or AAUS?

Year-to-date, the MGC ETF saw -$815M in flows, compared to -$2M for AAUS.

Which ETF is bigger: MGC or AAUS?

As of April 28, 2026, MGC holds $9.35 B in assets under management (AUM), while AAUS manages $503.12 M.

What sectors do the MGC and AAUS ETFs invest in?

MGC leans toward sectors like Information Technology, Communication Services and Financials. Meanwhile, AAUS focuses on Information Technology, Communication Services and Financials.

MGCvsAAUSETF Comparison

Vanguard Mega Cap ETF

Alpha Architect US Equity ETF

MGC vs AAUS 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 MGC and AAUS ETFs performed in 2026?

As of April 28, 2026, MGC is up 4.06% year-to-date (YTD), while AAUS has returned 3.48%. That puts MGC better performer ahead so far this year.

Which ETF is attracting more investor money: MGC or AAUS?

Year-to-date, the MGC ETF saw -$815M in flows, compared to -$2M for AAUS.

Which ETF is bigger: MGC or AAUS?

As of April 28, 2026, MGC holds $9.35 B in assets under management (AUM), while AAUS manages $503.12 M.

What sectors do the MGC and AAUS ETFs invest in?

MGC leans toward sectors like Information Technology, Communication Services and Financials. Meanwhile, AAUS focuses on Information Technology, Communication Services and Financials.

What are the top holdings of the MGC ETF and AAUS ETF?

MGC top holdings include NVIDIA, APPLE and MICROSOFT-T. AAUS holds in its top three: APPLE, NVIDIA and MICROSOFT-T.

Which ETF is more diversified: MGC or AAUS?

MGC holds 173 securities with 51.35% of its assets in the top 15. AAUS has 305 securities and a top 15 weight of 49.12%.

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