IWY vs MGK
iShares Russell Top 200 Growth ETF against Vanguard Morningstar Mega Cap Growth ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
78%
46 shared positions
Fee gap
15 bp
MGK is cheaper
1-year return gap
7.1 pts
MGK is ahead
Larger fund
MGK
$35.2B
Side by side
| IWY | MGK | |
|---|---|---|
| Fund | iShares Russell Top 200 Growth ETF | Vanguard Morningstar Mega Cap Growth ETF |
| Issuer | iShares | Vanguard |
| Category | Large Cap Growth | Large Cap Growth |
| Expense ratio | 0.20% | 0.05% |
| Assets | $17.0B | $35.2B |
| Average daily dollar volume | $89M | $119M |
| Listed | Sep 22, 2009 | Dec 17, 2007 |
| FrenzyCap score | 78 | 85 |
| 1-month return | +5.7% | +6.0% |
| 3-month return | +5.6% | +7.7% |
| Year to date | +8.6% | +14.4% |
| 1-year return | +8.3% | +15.5% |
| 30-day volatility | 14.4% | 13.7% |
| Worst drawdown, 1 year | −16.8% | −17.0% |
| Trailing 12-month yield | 0.32% | 0.93% |
| Holdings | 105 | 61 |
| Top 10 weight | 60.7% | 63.7% |
| Look-through P/E | 32.0 | 32.8 |
| Holdings vs fair value | −5.3% | −3.9% |
| Holdings above 200-day average | 81% | 84% |
| Net flow, latest 3 reported months | −$264M thru Jun 2026 | −$36M thru Jun 2026 |
| 30-day implied volatility | 16.7% | 16.5% |
| Holdings as of | as of Oct 8, 2026issuer data | as of Jun 30, 2026SEC filing |
Returns are price returns and exclude distributions. Flows are each fund's own latest reported months and may not cover the same period.
Largest shared holdings
84% of IWY · 94% of MGK| Holding | IWY | MGK |
|---|---|---|
| NVDA | 15.39% | 13.27% |
| AAPL | 7.97% | 12.17% |
| MSFT | 6.00% | 7.50% |
| GOOGL | 5.93% | 5.92% |
| GOOG | 4.79% | 4.66% |
| AVGO | 5.28% | 4.27% |
| META | 4.29% | 4.08% |
| TSLA | 3.72% | 3.93% |
| LLY | 3.23% | 3.40% |
| AMD | 3.45% | 3.19% |
| V | 2.25% | 1.82% |
| MA | 1.64% | 1.47% |
| LRCX | 1.42% | 1.92% |
| AMAT | 1.43% | 1.13% |
| PANW | 1.14% | 1.10% |
| NFLX | 1.05% | 1.12% |
| PLTR | 1.56% | 0.97% |
| GEV | 0.95% | 1.20% |
| KLAC | 0.91% | 1.48% |
| MRVL | 0.85% | 1.03% |
| SNDK | 0.83% | 1.28% |
| ORCL | 0.82% | 0.94% |
| CRWD | 0.93% | 0.79% |
| ANET | 0.78% | 0.76% |
| APH | 0.74% | 0.89% |
Sector mix of the stock holdings
| Sector | IWY | MGK | Gap |
|---|---|---|---|
| Technology | 72.0% | 71.1% | +0.9% |
| Industrials | 11.5% | 8.9% | +2.6% |
| Consumer Discretionary | 7.6% | 10.5% | −2.9% |
| Health Care | 4.8% | 4.9% | −0.1% |
| Communication Services | 1.3% | 1.1% | +0.2% |
| Materials | 0.8% | 0.9% | −0.1% |
| Real Estate | 0.2% | 1.2% | −1.0% |
| Financials | 1.0% | 0.3% | +0.7% |
| Consumer Staples | 0.4% | 0.8% | −0.4% |
| Utilities | 0.1% | 0.0% | +0.1% |
| Energy | 0.1% | 0.0% | +0.1% |
More: full overlap table · IWY holdings · MGK holdings
Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.