Data as of Oct 28, 2026.
MGK vs VUSB: Differences, Returns & Fees
Over the year to Oct 28, 2026, MGK returned +7.8% to VUSB's +3.5%; 0% of their weight is in the same names.
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Net assets on Sep 30, 2026: $34.9bn for Vanguard Morningstar Mega Cap Growth ETF and $9.9bn for Vanguard Ultra-Short Bond ETF.
Pair scorecard
MGK costs 0.05 points a year less; their one-year returns differ by 4.3 points; MGK is 3.5 times larger.
| Measure | MGK | VUSB |
|---|---|---|
| Return | ||
| Total return, 1 year | +7.8% | +3.5% |
| Drawdown | ||
| Below its high | 4.4%, high on Oct 6, 2026 | |
| Benchmark | ||
| What it tracks | Morningstar US Mega Cap Growth Index | No index, actively managed |
| Cost and size | ||
| Expense ratio | 0.05% | 0.10% |
| Net assets, as of Sep 30, 2026 | $34.9bn | $9.9bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 99% | |
| Top ten holdings, share of the fund | 64.5% | |
Holdings in common uses holdings dated Sep 30, 2026. Method
Risk and return
Apr 16, 2021 to Oct 23, 2026 · 288 weekly returnsMGK returned more: +103.8% to +20.0%. VUSB swung less: 0.8% to 21.1%. VUSB fell less at its worst: −1.7% to −35.2%.
Full scorecard
9 measures, with how each is measured Open ↓
| Measure | MGK | VUSB | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +103.8% | +20.0% | MGK | Price change plus distributions, reinvested. |
| Annualized | +13.7% | +3.3% | MGK | Total return as a yearly rate. |
| Price return | +98.5% | −1.0% | MGK | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 21.1% | 0.8% | VUSB | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 13.9% | 0.6% | VUSB | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −35.2% | −1.7% | VUSB | Deepest fall from a high to the low after it. |
| Risk-adjusted | ||||
| Sharpe | 0.55 | −0.33 | MGK | Return above Treasury bills per unit of volatility. |
| Sortino | 0.83 | −0.45 | MGK | Return above Treasury bills per unit of downside deviation. |
| Calmar | 0.39 | 1.96 | VUSB | Annualized return divided by the max drawdown. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 288 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, MGK and VUSB hold 0% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026.
half
0% in common
Only in one fund ↓
Side by side
MGK and VUSB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
MGK and VUSB do different jobs. What does each one do in a portfolio?
- What each follows. MGK follows Morningstar US Mega Cap Growth Index and VUSB follows No index, actively managed.
- Holdings in common. 0% of the weight is in the same securities (holdings dated Sep 30, 2026).
- One-year total return. Over 1 year to Oct 28, 2026 MGK returned +7.8% and VUSB +3.5% with distributions reinvested, a gap of 4.3 points.
Data as of Oct 28, 2026.
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MGK
MGK tracks an index of Mega Cap Growth. Over the year to Oct 28, 2026 it returned +7.8% with distributions reinvested. The prospectus expense ratio is 0.05% a year. By its holdings published by its issuer as of Sep 30, 2026, 99% of the fund by weight is stocks the S&P 500 also holds, across 54 positions, with the top ten at 64.5%. It sat 4.4% below its high of Oct 6, 2026 on Oct 28, 2026.
VUSB
VUSB is actively managed and tracks no index. Over the year to Oct 28, 2026 it returned +3.5% with distributions reinvested, against −1.4% for its benchmark, the Bloomberg U.S. Aggregate Bond Index. The prospectus expense ratio is 0.10% a year.
Questions people ask
- Which returned more over the last year, MGK or VUSB?
- In the year to Oct 28, 2026, with distributions reinvested, MGK returned +7.8% and VUSB +3.5%.
- Which is cheaper, MGK or VUSB?
- MGK is cheaper, by 0.05 percentage points a year. That is about $5 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
Cite this pageCitation, APA and Markdown
ETFIQ, MGK against VUSB, data as of Oct 28, 2026. https://etfiq.com/compare/any/mgk-vs-vusb
ETFIQ. (Oct 28, 2026). MGK against VUSB. Retrieved from https://etfiq.com/compare/any/mgk-vs-vusb
[MGK against VUSB (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/mgk-vs-vusb)
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