ETF comparison
MGK vs SPYG
Both US Large Cap Growth.
Vanguard Morningstar Mega Cap Growth ETF · State Street SPDR Portfolio S&P 500 Growth ETF
Holdings overlap
47 positions appear in both funds. Buying equal dollars of MGK and SPYG would leave roughly 72.8% 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
SPYG is 1 bps cheaper than MGK. On a $100,000 position that's about $10/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 SPYG.
Top shared holdings
47 shared in total| # | Holding | In MGK | In SPYG | Overlap |
|---|---|---|---|---|
| 1 | NVIDIA Corp | 13.27% | 13.65% | 13.27% |
| 2 | Microsoft Corp | 7.50% | 7.80% | 7.50% |
| 3 | Apple Inc | 12.17% | 5.99% | 5.99% |
| 4 | Alphabet Inc | 5.92% | 5.90% | 5.90% |
| 5 | Alphabet Inc | 4.66% | 4.70% | 4.66% |
| 6 | Broadcom Inc | 4.27% | 5.04% | 4.27% |
| 7 | Meta Platforms Inc | 4.08% | 3.48% | 3.48% |
| 8 | Amazon.com Inc | 4.46% | 3.48% | 3.48% |
| 9 | Eli Lilly & Co | 3.40% | 2.67% | 2.67% |
| 10 | Advanced Micro Devices Inc | 3.19% | 2.67% | 2.67% |
| 11 | Tesla Inc | 3.93% | 2.07% | 2.07% |
| 12 | Lam Research Corp | 1.92% | 1.53% | 1.53% |
Only in MGK
9 total- Intel Corp 1.10%
- Vertex Pharmaceuticals Inc 0.60%
- Western Digital Corp 0.51%
- Equinix Inc 0.50%
- Space Exploration Technologies Corp 0.48%
- Synopsys Inc 0.45%
- Ecolab Inc 0.42%
- Snowflake Inc 0.33%
- Cintas Corp 0.28%
Only in SPYG
100 total- Micron Technology Inc 3.67%
- Berkshire Hathaway Inc 2.58%
- JPMorgan Chase & Co 1.68%
- Caterpillar Inc 1.38%
- Johnson & Johnson 1.02%
- RTX Corp 0.72%
- Cisco Systems Inc 0.69%
- AbbVie Inc 0.58%
- General Electric Co 0.57%
- Goldman Sachs Group Inc/The 0.55%
Related comparisons
More comparisons with MGK
- MGK vs IVW · iShares S&P 500 Growth ETF 72.8%
- MGK vs VOOG · Vanguard S&P 500 Growth Index Fund ETF Shares 71.9%
- MGK vs IWF · iShares Russell 1000 Growth ETF 71.5%
- MGK vs IUSG · iShares Core S&P U.S. Growth ETF 70.1%
- MGK vs FELG · Fidelity Enhanced Large Cap Growth ETF 67.6%
- MGK vs ONEQ · Fidelity Nasdaq Composite Index ETF 65.6%
More comparisons with SPYG
- SPYG vs VONG · Vanguard Russell 1000 Growth Index Fund ETF Shares 70.6%
- SPYG vs FELG · Fidelity Enhanced Large Cap Growth ETF 69.5%
- SPYG vs SCHG · Schwab U.S. Large-Cap Growth ETF 66.5%
- SPYG vs SPYM · State Street SPDR Portfolio S&P 500 ETF 66.3%
- SPYG vs IVV · iShares Core S&P 500 ETF 66.3%
- SPYG vs VOO · Vanguard S&P 500 ETF 66.2%
Percentages are holdings overlap with the named fund.
Open MGK or SPYG 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.