ETF comparison
IWF vs MGK
Both US Large Cap Growth.
iShares Russell 1000 Growth ETF · Vanguard Mega Cap Growth Index Fund
Holdings overlap
53 positions appear in both funds. Buying equal dollars of IWF and MGK would leave roughly 77.3% 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 13 bps cheaper than IWF. On a $100,000 position that's about $130/yr more in fees for IWF.
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 IWF vs MGK.
Top shared holdings
53 shared in total| # | Holding | In IWF | In MGK | Overlap |
|---|---|---|---|---|
| 1 | NVIDIA CORPORATION | 12.92% | 13.75% | 12.92% |
| 2 | APPLE INC. | 11.64% | 12.60% | 11.64% |
| 3 | MICROSOFT CORPORATION | 8.82% | 9.01% | 8.82% |
| 4 | AMAZON.COM, INC. | 4.66% | 4.59% | 4.59% |
| 5 | BROADCOM INC. | 4.79% | 4.40% | 4.40% |
| 6 | TESLA, INC. | 3.55% | 4.18% | 3.55% |
| 7 | ALPHABET INC. | 3.54% | 5.51% | 3.54% |
| 8 | META PLATFORMS, INC. | 3.46% | 4.17% | 3.46% |
| 9 | ALPHABET INC. | 2.87% | 4.37% | 2.87% |
| 10 | ELI LILLY AND COMPANY | 2.66% | 3.17% | 2.66% |
| 11 | VISA INC. | 1.84% | 1.97% | 1.84% |
| 12 | NETFLIX, INC. | 1.47% | 1.76% | 1.47% |
Only in IWF
334 total- COSTCO WHOLESALE CORPORATION 1.60%
- ABBVIE INC. 1.39%
- GENERAL ELECTRIC COMPANY 1.06%
- THE HOME DEPOT, INC. 0.90%
- THE COCA-COLA COMPANY 0.52%
- AMGEN INC. 0.50%
- MCKESSON CORPORATION 0.36%
- VERTIV HOLDINGS CO 0.34%
- TRANE TECHNOLOGIES PLC 0.34%
- HOWMET AEROSPACE INC. 0.33%
Only in MGK
6 total- Welltower Inc 0.74%
- Sandisk Corp/DE 0.62%
- Equinix Inc 0.60%
- Corning Inc 0.44%
- S&P Global Inc 0.44%
- T-Mobile US Inc 0.39%
Open IWF or MGK 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.