ETF comparison
MGK vs VO
US Large Cap Growth vs US Mid Cap.
Vanguard Morningstar Mega Cap Growth ETF · Vanguard Morningstar Mid-Cap ETF
Holdings overlap
6 positions appear in both funds. Buying equal dollars of MGK and VO would leave roughly 2.3% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
VO is 2 bps cheaper than MGK. On a $100,000 position that's about $20/yr more in fees for MGK.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with MGK vs VO.
Top shared holdings
6 shared in total| # | Holding | In MGK | In VO | Overlap |
|---|---|---|---|---|
| 1 | Western Digital Corp | 0.51% | 1.06% | 0.51% |
| 2 | Seagate Technology Holdings PLC | 0.51% | 1.05% | 0.51% |
| 3 | Fortinet Inc | 0.35% | 0.46% | 0.35% |
| 4 | Snowflake Inc | 0.33% | 0.41% | 0.33% |
| 5 | Hilton Worldwide Holdings Inc | 0.29% | 0.36% | 0.29% |
| 6 | Cintas Corp | 0.28% | 0.28% | 0.28% |
Only in MGK
50 total- NVIDIA Corp 13.27%
- Apple Inc 12.17%
- Microsoft Corp 7.50%
- Alphabet Inc 5.92%
- Alphabet Inc 4.66%
- Amazon.com Inc 4.46%
- Broadcom Inc 4.27%
- Meta Platforms Inc 4.08%
- Tesla Inc 3.93%
- Eli Lilly & Co 3.40%
Only in VO
276 total- Vertiv Holdings Co 1.22%
- Quanta Services Inc 1.04%
- Howmet Aerospace Inc 1.04%
- Cummins Inc 0.95%
- Datadog Inc 0.83%
- Bloom Energy Corp 0.79%
- Constellation Energy Corp 0.78%
- Robinhood Markets Inc 0.77%
- Cloudflare Inc 0.76%
- Valero Energy Corp 0.75%
Related comparisons
More comparisons with MGK
More comparisons with VO
- VO vs MGC · Vanguard Morningstar Mega Cap ETF 2.0%
- VO vs VBK · Vanguard Morningstar Small-Cap Growth ETF 1.6%
- VO vs SMLF · iShares U.S. Small-Cap Equity Factor ETF 1.3%
- VO vs BBMC · JPMorgan BetaBuilders U.S. Mid Cap Equity ETF 1.1%
- VO vs CALF · Pacer US Small Cap Cash Cows 100 ETF 1.0%
- VO vs SCHA · Schwab U.S. Small-Cap ETF 0.8%
Percentages are holdings overlap with the named fund.
Open MGK or VO at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions
matched on ISIN (CUSIP fallback). Methodology: see
/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.