IUSG vs VOOG
iShares Core S&P U.S. Growth ETF against Vanguard S&P 500 Growth ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
90%
143 shared positions
Fee gap
3 bp
IUSG is cheaper
1-year return gap
0.1 pts
VOOG is ahead
Larger fund
IUSG
$34.8B
Side by side
| IUSG | VOOG | |
|---|---|---|
| Fund | iShares Core S&P U.S. Growth ETF | Vanguard S&P 500 Growth ETF |
| Issuer | iShares | Vanguard |
| Category | Large Cap Growth | Large Cap Growth |
| Expense ratio | 0.04% | 0.07% |
| Assets | $34.8B | $28.1B |
| Average daily dollar volume | $81M | $100M |
| Listed | Jul 24, 2000 | Sep 7, 2010 |
| FrenzyCap score | 86 | 84 |
| 1-month return | +4.9% | +5.1% |
| 3-month return | +6.2% | +6.4% |
| Year to date | +17.8% | +17.8% |
| 1-year return | +19.0% | +19.0% |
| 30-day volatility | 13.0% | 13.2% |
| Worst drawdown, 1 year | −13.3% | −14.0% |
| Trailing 12-month yield | 0.46% | 1.55% |
| Holdings | 405 | 153 |
| Top 10 weight | 57.3% | 60.1% |
| Look-through P/E | 29.4 | 27.9 |
| Holdings vs fair value | −2.9% | −3.1% |
| Holdings above 200-day average | 83% | 81% |
| Net flow, latest 3 reported months | +$627M thru Jun 2026 | +$767M thru May 2026 |
| 30-day implied volatility | 18.5% | 16.2% |
| Holdings as of | as of Oct 8, 2026issuer data | as of May 31, 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
92% of IUSG · 97% of VOOG| Holding | IUSG | VOOG |
|---|---|---|
| NVDA | 14.25% | 14.26% |
| MSFT | 9.91% | 9.29% |
| AAPL | 6.34% | 6.37% |
| GOOGL | 5.22% | 6.16% |
| AVGO | 4.38% | 5.89% |
| GOOG | 4.19% | 4.89% |
| META | 4.06% | 3.85% |
| AMZN | 3.38% | 3.90% |
| MU | 2.99% | 3.04% |
| LLY | 2.39% | 2.43% |
| AMD | 2.59% | 2.34% |
| TSLA | 1.67% | 2.11% |
| JPM | 1.53% | 1.43% |
| LRCX | 1.02% | 1.10% |
| PLTR | 1.17% | 0.99% |
| AMAT | 1.03% | 0.99% |
| CAT | 0.94% | 1.13% |
| JNJ | 0.93% | 0.89% |
| V | 0.90% | 0.84% |
| NFLX | 0.76% | 1.01% |
| MA | 0.80% | 0.75% |
| GEV | 0.68% | 0.72% |
| KLAC | 0.66% | 0.70% |
| RTX | 0.63% | 0.67% |
| CSCO | 0.61% | 0.70% |
Sector mix of the stock holdings
| Sector | IUSG | VOOG | Gap |
|---|---|---|---|
| Technology | 65.7% | 66.7% | −1.0% |
| Industrials | 10.1% | 9.5% | +0.5% |
| Consumer Discretionary | 6.9% | 7.8% | −0.9% |
| Health Care | 6.3% | 5.6% | +0.7% |
| Financials | 4.0% | 6.2% | −2.2% |
| Materials | 1.2% | 1.0% | +0.2% |
| Communication Services | 0.9% | 1.1% | −0.2% |
| Consumer Staples | 1.0% | 1.0% | +0.1% |
| Real Estate | 0.8% | 0.5% | +0.3% |
| Utilities | 0.5% | 0.4% | +0.1% |
| Energy | 0.0% | 0.0% | +0.0% |
| Other | 0.0% | 0.0% | +0.0% |
More: full overlap table · IUSG holdings · VOOG 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.