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MGCvsSIOOETF Comparison

ETF 1
MGC

Vanguard Mega Cap ETF

This fund is part of
US Large Cap
-0.42%
VS
ETF 2
SIOO

VistaShares Target 15 S&P 100 Distribution ETF

This fund is part of
Options Strategies
-0.16%

Vanguard Mega Cap ETF (MGC) belongs to the US Large Cap segment. VistaShares Target 15 S&P 100 Distribution ETF (SIOO) is part of the Options Strategies segment. MGC's top 3 sector exposures are Information Technology, Communication Services and Financials. In contrast, SIOO's top sector exposures are Information Technology, Communication Services and Consumer Discretionary. MGC is less expensive with a Total Expense Ratio (TER) of 0.05%, versus 0.59% for SIOO. MGC is up 4.06% year-to-date (YTD) with -$815M in YTD flows. SIOO performs worse with 3.19% YTD performance, and +$8M in YTD flows. Run a side-by-side ETF comparison of MGC and SIOO 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 SIOO performance and flow charts

Performance

051015%Mar 30Apr 7Apr 14Apr 21Apr 28

Cumulative Flows

-200 M-150 M-100 M-50 M0 MMar 30Apr 7Apr 14Apr 21Apr 28

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Historic performance and flows
Data as of 04/28/2026
1M3MYTD1Y3Y5Y
Perf.
MGC
SIOO
+13.59%+10.16%
+2.48%+2.52%
+4.06%+3.19%
+32.15%n/a
+85.24%n/a
+88.12%n/a
Flows
MGC
SIOO
-$119M+$2M
-$796M+$7M
-$815M+$8M
+$1.17B-
+$1.98B-
+$2.06B-
Volatility and drawdown
3M1Y3Y5Y
Volatility
MGC
SIOO
+15.83%+13.80%
+12.92%n/a
+15.37%n/a
+17.46%n/a
Max drawdown
MGC
SIOO
-9.78%-7.35%
-9.86%n/a
-19.36%n/a
-25.79%n/a
Max drawdown duration
MGC
SIOO
76d63d
92dn/a
126dn/a
707dn/a
Trading data

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MGC
SIOO
Last sale
4/29/2026 at 7:12 PM
$260.28
$19.53
Previous close
04/28/2026
$260.55
$19.53
Consolidated volume
04/28/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of March 31, 2026
1-year trailing difference

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SIOO
is actively managed and doesn’t replicate an index

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MGC
SIOO
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 4/29/2026 at 7:12 PM
Live
Closed
MGC
SIOO
Last price
$260.28
$19.53
1D performance
-0.10%
+0.02%
AuM$9.35 B$10.24 M
E/R0.05%0.59%
Characteristics
MGC
SIOO
Management strategyPassiveActive
ProviderVanguardVistaShares
BenchmarkCRSP U.S. Mega Cap Index-
N° of holdings16697
Asset classEquities-
Trailing 12m distribution yield
Join
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Inception dateDecember 17, 2007December 11, 2025
ESGNoNo
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Exposure

Countries

MGC
USA
97.33%
Other
2.67%
SIOO
USA
93.74%
Other
6.26%

Sectors

MGC
Information Techn.
37.9%
Communication Ser.
11.86%
Financials
9.94%
Health Care
9.86%
Consumer Discreti.
9.79%
Other
20.65%
SIOO
Information Techn.
35.65%
Communication Ser.
13.33%
Consumer Discreti.
10.29%
Health Care
9.29%
Financials
8.57%
Other
22.87%

Diversification

MGC

Total weight of top 15 holdings out of 15

51.35%
SIOO

Total weight of top 15 holdings out of 15

53.95%

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%
SIOO
NVIDIA
8.64%
APPLE
7.69%
MICROSOFT-T
5.33%
AMAZON.COM INC
5.09%
ALPHABET INC-CL
4.09%
BROADCOM LIMITED
3.65%
ALPHABET INC-CL
3.27%
META PLATFORMS
3.01%
TESLA
2.63%
BERKSHIRE HATHWAY
2.19%
JPMORGAN CHASE
1.94%
EXXON
1.78%
LILLY
1.78%
JOHNSON&JOHNSON
1.48%
WALMART INC
1.38%
Frequently asked questions about MGC and SIOO

How have the MGC and SIOO ETFs performed in 2026?

As of April 28, 2026, MGC is up 4.06% year-to-date (YTD), while SIOO has returned 3.19%. That puts MGC better performer ahead so far this year.

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

Year-to-date, the MGC ETF saw -$815M in flows, compared to +$8M for SIOO.

Which ETF is bigger: MGC or SIOO?

As of April 28, 2026, MGC holds $9.35 B in assets under management (AUM), while SIOO manages $10.24 M.

What sectors do the MGC and SIOO ETFs invest in?

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

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

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

Which ETF is more diversified: MGC or SIOO?

MGC holds 173 securities with 51.35% of its assets in the top 15. SIOO has 101 securities and a top 15 weight of 53.95%.

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