ETF comparison
MGV vs SPY
US Value vs US Large Cap.
Vanguard Morningstar Mega Cap Value ETF · State Street SPDR S&P 500 ETF Trust
Holdings overlap
117 positions appear in both funds. Buying equal dollars of MGV and SPY would leave roughly 32.1% 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
MGV is 4 bps cheaper than SPY. On a $100,000 position that's about $44/yr more in fees for SPY.
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 MGV vs SPY.
Top shared holdings
117 shared in total| # | Holding | In MGV | In SPY | Overlap |
|---|---|---|---|---|
| 1 | Micron Technology Inc | 5.26% | 1.82% | 1.82% |
| 2 | Berkshire Hathaway Inc | 3.15% | 1.41% | 1.41% |
| 3 | JPMorgan Chase & Co | 3.64% | 1.33% | 1.33% |
| 4 | Johnson & Johnson | 2.61% | 0.93% | 0.93% |
| 5 | Intel Corp | 2.20% | 0.89% | 0.89% |
| 6 | Walmart Inc | 2.44% | 0.70% | 0.70% |
| 7 | AbbVie Inc | 1.85% | 0.70% | 0.70% |
| 8 | Cisco Systems Inc | 2.06% | 0.66% | 0.66% |
| 9 | Applied Materials Inc | 1.72% | 0.64% | 0.64% |
| 10 | Chevron Corp | 1.66% | 0.61% | 0.61% |
| 11 | Costco Wholesale Corp | 2.04% | 0.61% | 0.61% |
| 12 | Caterpillar Inc | 1.96% | 0.58% | 0.58% |
Only in MGV
3 total- Exxon Mobil Corp 2.91%
- Berkshire Hathaway Inc 1.06%
- Honeywell International Inc 0.73%
Only in SPY
388 total- NVIDIA CORP 8.50%
- APPLE INC 7.32%
- MICROSOFT CORP 5.77%
- AMAZON.COM INC 3.71%
- ALPHABET INC CL A 3.03%
- BROADCOM INC 2.54%
- ALPHABET INC CL C 2.43%
- META PLATFORMS INC CLASS A 2.41%
- TESLA INC 1.57%
- ADVANCED MICRO DEVICES 1.55%
Related comparisons
More comparisons with MGV
- MGV vs ITOT · iShares Core S&P Total U.S. Stock Market ETF 30.6%
- MGV vs VTI · Vanguard Morningstar Total Stock Market ETF 30.5%
- MGV vs SCHB · Schwab U.S. Broad Market ETF 29.7%
- MGV vs AVLV · Avantis US Large Cap Value ETF 27.8%
- MGV vs QQQ · Invesco QQQ Trust 24.6%
- MGV vs SCHD · Schwab U.S. Dividend Equity ETF 20.1%
More comparisons with SPY
- SPY vs DIA · State Street SPDR Dow Jones Industrial Average ETF Trust 29.7%
- SPY vs MTUM · iShares MSCI USA Momentum Factor ETF 29.0%
- SPY vs AVLV · Avantis US Large Cap Value ETF 26.7%
- SPY vs RPG · Invesco S&P 500 Pure Growth ETF 22.2%
- SPY vs RDVY · First Trust Rising Dividend Achievers ETF 22.0%
- SPY vs SPHB · Invesco S&P 500 High Beta ETF 21.6%
Percentages are holdings overlap with the named fund.
Open MGV or SPY 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.