ETF comparison
MGK vs RPG
Both US Large Cap Growth.
Vanguard Mega Cap Growth Index Fund · Invesco S&P 500 Pure Growth ETF
Holdings overlap
27 positions appear in both funds. Buying equal dollars of MGK and RPG would leave roughly 23.9% of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
MGK is 30 bps cheaper than RPG. On a $100,000 position that's about $300/yr more in fees for RPG.
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 RPG.
Top shared holdings
27 shared in total| # | Holding | In MGK | In RPG | Overlap |
|---|---|---|---|---|
| 1 | Broadcom Inc | 4.40% | 1.76% | 1.76% |
| 2 | NVIDIA Corp | 13.75% | 1.66% | 1.66% |
| 3 | Eli Lilly & Co | 3.17% | 1.52% | 1.52% |
| 4 | Advanced Micro Devices Inc | 1.49% | 1.93% | 1.49% |
| 5 | Palantir Technologies Inc | 1.42% | 1.51% | 1.42% |
| 6 | Lam Research Corp | 1.25% | 1.69% | 1.25% |
| 7 | GE Vernova Inc | 1.14% | 1.91% | 1.14% |
| 8 | Meta Platforms Inc | 4.17% | 1.13% | 1.13% |
| 9 | Alphabet Inc | 5.51% | 1.07% | 1.07% |
| 10 | KLA Corp | 0.98% | 2.12% | 0.98% |
| 11 | Netflix Inc | 1.76% | 0.86% | 0.86% |
| 12 | Alphabet Inc | 4.37% | 0.85% | 0.85% |
Only in MGK
32 total- Apple Inc 12.60%
- Amazon.com Inc 4.59%
- Tesla Inc 4.18%
- Visa Inc 1.97%
- Mastercard Inc 1.72%
- Oracle Corp 1.18%
- TJX Cos Inc/The 0.90%
- Boeing Co/The 0.78%
- Palo Alto Networks Inc 0.71%
- Intuit Inc 0.66%
Only in RPG
39 total- Comfort Systems USA, Inc. 3.71%
- Ciena Corp. 2.98%
- Monolithic Power Systems, Inc. 2.87%
- Vertiv Holdings Co. 2.43%
- Micron Technology, Inc. 2.24%
- Berkshire Hathaway Inc. 2.17%
- Howmet Aerospace Inc. 2.11%
- Quanta Services, Inc. 2.08%
- EchoStar Corp. 2.03%
- EMCOR Group, Inc. 1.84%
Open MGK or RPG 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.