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MGCvsSIOOETF Comparison
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. Both ETFs have the same top 3 sector exposures: 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 down -3.78% year-to-date (YTD) with -$525M in YTD flows. SIOO performs better with -2.11% YTD performance, and +$5M 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.
MGC vs SIOO performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MGC SIOO | -2.47%-1.05% | -3.06%-1.23% | -3.78%-2.11% | +22.51%n/a | +86.97%n/a | +84.05%n/a |
| Flows | MGC SIOO | -$151M+$3M | +$231M+$5M | -$525M+$5M | +$1.48B- | +$2.27B- | +$2.48B- |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MGC SIOO | +12.07%+9.59% | +18.73%n/a | +15.22%n/a | +17.34%n/a |
| Max drawdown | MGC SIOO | -5.32%-3.17% | -13.99%n/a | -19.36%n/a | -25.79%n/a |
| Max drawdown duration | MGC SIOO | 60d32d | 45dn/a | 126dn/a | 707dn/a |
MGC | SIOO | |
Last sale 3/13/2026 at 1:30 PM | $241.54 | $18.88 |
| Previous close 03/12/2026 | $243.26 | $19.03 |
| Consolidated volume 03/12/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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MGC | SIOO | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
MGC | SIOO | |
|---|---|---|
| Last price | $241.54 | $18.88 |
| 1D performance | -0.71% | -0.77% |
| AuM | $8.97 B | $7.12 M |
| E/R | 0.05% | 0.59% |
MGC | SIOO | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | Vanguard | VistaShares |
| Benchmark | CRSP U.S. Mega Cap Index | - |
| N° of holdings | 169 | 99 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | December 17, 2007 | December 11, 2025 |
| ESG | No | No |
Countries
Sectors
Diversification
Total weight of top 15 holdings out of 15
Total weight of top 15 holdings out of 15
Top 15 holdings
How have the MGC and SIOO ETFs performed in 2026?
As of March 13, 2026, MGC is down -3.78% year-to-date (YTD), while SIOO has lost -2.11%. That puts SIOO better performer ahead so far this year.
Which ETF is attracting more investor money: MGC or SIOO?
Year-to-date, the MGC ETF saw -$525M in flows, compared to +$5M for SIOO.
Which ETF is bigger: MGC or SIOO?
As of March 13, 2026, MGC holds $8.97 B in assets under management (AUM), while SIOO manages $7.12 M.
What sectors do the MGC and SIOO ETFs invest in?
MGC leans toward sectors like Information Technology, Communication Services and Consumer Discretionary. 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 175 securities with 52.77% of its assets in the top 15. SIOO has 101 securities and a top 15 weight of 62.62%.
Active Trader Report: Use of Leveraged & Inverse ETFs Way Up
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