ETF comparison
DIA vs MGC
Both US Large Cap.
State Street SPDR Dow Jones Industrial Average ETF Trust · Vanguard Morningstar Mega Cap ETF
Holdings overlap
29 positions appear in both funds. Buying equal dollars of DIA and MGC would leave roughly 32.6% 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
MGC is 11 bps cheaper than DIA. On a $100,000 position that's about $110/yr more in fees for DIA.
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 DIA vs MGC.
Top shared holdings
29 shared in total| # | Holding | In DIA | In MGC | Overlap |
|---|---|---|---|---|
| 1 | MICROSOFT CORP | 6.01% | 6.24% | 6.01% |
| 2 | ALPHABET INC CL A | 3.99% | 4.13% | 3.99% |
| 3 | APPLE INC | 3.87% | 8.55% | 3.87% |
| 4 | AMAZON.COM INC | 2.92% | 4.88% | 2.92% |
| 5 | NVIDIA CORP | 2.72% | 9.10% | 2.72% |
| 6 | JPMORGAN CHASE + CO | 3.86% | 1.41% | 1.41% |
| 7 | VISA INC CLASS A SHARES | 4.19% | 1.02% | 1.02% |
| 8 | JOHNSON + JOHNSON | 2.97% | 1.01% | 1.01% |
| 9 | WALMART INC | 1.21% | 0.95% | 0.95% |
| 10 | CISCO SYSTEMS INC | 1.30% | 0.80% | 0.80% |
| 11 | CATERPILLAR INC | 9.82% | 0.76% | 0.76% |
| 12 | CHEVRON CORP | 2.40% | 0.65% | 0.65% |
Only in DIA
1 total- HONEYWELL INTERNATIONAL INC 2.48%
Only in MGC
144 total- Broadcom Inc 3.95%
- Alphabet Inc 3.25%
- Meta Platforms Inc 2.58%
- Tesla Inc 2.29%
- Micron Technology Inc 2.04%
- Eli Lilly & Co 1.75%
- Advanced Micro Devices Inc 1.57%
- Berkshire Hathaway Inc 1.53%
- Exxon Mobil Corp 1.13%
- Intel Corp 0.86%
Related comparisons
More comparisons with DIA
- DIA vs DGRO · iShares Core Dividend Growth ETF 30.2%
- DIA vs SPY · State Street SPDR S&P 500 ETF Trust 29.7%
- DIA vs VV · Vanguard Morningstar Large-Cap ETF 28.7%
- DIA vs SPYM · State Street SPDR Portfolio S&P 500 ETF 28.6%
- DIA vs IVV · iShares Core S&P 500 ETF 28.6%
- DIA vs VOO · Vanguard S&P 500 ETF 28.5%
More comparisons with MGC
- MGC vs VYM · Vanguard High Dividend Yield Index Fund ETF Shares 30.5%
- MGC vs RSP · Invesco S&P 500 Equal Weight ETF 28.4%
- MGC vs SPHB · Invesco S&P 500 High Beta ETF 19.3%
- MGC vs SCHD · Schwab U.S. Dividend Equity ETF 7.8%
- MGC vs VO · Vanguard Morningstar Mid-Cap ETF 2.0%
- MGC vs IJH · iShares Core S&P Mid-Cap ETF 0.0%
Percentages are holdings overlap with the named fund.
Open DIA or MGC 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.