MGK vs PABU: Differences, Returns & Fees
MGK and PABU hold 57% of their weight in the same names, and MGK returned +11.9% over the year. Net assets: $34.9bn on Sep 30, 2026 for Vanguard Morningstar Mega Cap Growth ETF, and $2.5bn on Oct 20, 2026 for iShares Paris-Aligned Climate Optimized MSCI USA ETF.
MGK costs 0.05 points a year less; their one-year returns differ by 1.7 points; MGK is 14.2 times larger.
| MGK | PABU | |
|---|---|---|
| Expense ratio | 0.05% | 0.10% |
| Net assets, as of Sep 30, 2026 | $34.9bn | $2.5bn |
| Total return, 1 year | +11.9% | +10.2% |
| What it tracks | Morningstar US Mega Cap Growth Index | MSCI USA Climate Paris Aligned Benchmark Extended Select Index |
| Holdings in common | 57% | |
| Top ten holdings, share of the fund | 64.5% | 48.9% |
| Below its high | 4.5%, high on Oct 6, 2026 | |
Holdings in common uses holdings dated Sep 30, 2026 and Oct 19, 2026.
MGK and PABU are built for the same job. How do they differ in cost, holdings and results?
- What each follows. MGK follows Morningstar US Mega Cap Growth Index and PABU follows MSCI USA Climate Paris Aligned Benchmark Extended Select Index.
- Size. MGK has $34.9bn in net assets and PABU $2.5bn (net assets, as of Sep 30, 2026); MGK is 14.0 times larger.
- Holdings in common (similar). 57% of the weight is in the same securities (holdings dated Sep 30, 2026 and Oct 19, 2026).
Data as of Oct 20, 2026. The differences are picked by a fixed rule, in a fixed order; the PDF prints it. Page 2 has the returns, overlap, risks and sources.
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What they hold in common
By the books each fund has filed, MGK and PABU hold 57% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 19, 2026.
half
57% in common
On the same fields
MGK and PABU on the fields both publish, as of Oct 20, 2026. Source: ETFIQ.
About MGK
MGK tracks an index of Mega Cap Growth. Over the year to Oct 20, 2026 it returned +11.9% 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 4.5% below its high of Oct 6, 2026 on Oct 20, 2026.
About PABU
PABU tracks an index. Over the year to Oct 20, 2026 it returned +10.2% with distributions reinvested, against +15.4% for its benchmark, the MSCI USA Index. The prospectus expense ratio is 0.10% a year. By its holdings published by its issuer for Oct 19, 2026, 97% of the fund by weight is stocks the S&P 500 also holds, across 88 positions, with the top ten at 48.9%.
Questions people ask
- Which returned more over the last year, MGK or PABU?
- In the year to Oct 20, 2026, with distributions reinvested, MGK returned +11.9% and PABU +10.2%.
- Which is cheaper, MGK or PABU?
- 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.
ETFIQ links to the documents behind every figure; a link is not an endorsement. 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.
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ETFIQ, MGK against PABU, data as of Oct 20, 2026. https://etfiq.com/compare/any/mgk-vs-pabu
ETFIQ. (Oct 20, 2026). MGK against PABU. Retrieved from https://etfiq.com/compare/any/mgk-vs-pabu
[MGK against PABU (ETFIQ, Oct 20, 2026)](https://etfiq.com/compare/any/mgk-vs-pabu)
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