IJR vs VIOO
iShares Core S&P Small-Cap ETF against Vanguard S&P Small-Cap 600 ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
94%
599 shared positions
Fee gap
1 bp
IJR is cheaper
1-year return gap
0.1 pts
VIOO is ahead
Larger fund
IJR
$103.1B
Side by side
| IJR | VIOO | |
|---|---|---|
| Fund | iShares Core S&P Small-Cap ETF | Vanguard S&P Small-Cap 600 ETF |
| Issuer | iShares | Vanguard |
| Category | Small Cap Blend | Small Cap Blend |
| Expense ratio | 0.06% | 0.07% |
| Assets | $103.1B | $4.1B |
| Average daily dollar volume | $469M | $11M |
| Listed | May 22, 2000 | Sep 7, 2010 |
| FrenzyCap score | 96 | 87 |
| 1-month return | −1.4% | −1.3% |
| 3-month return | −4.9% | −4.5% |
| Year to date | +14.6% | +15.6% |
| 1-year return | +15.3% | +15.5% |
| 30-day volatility | 11.6% | 11.8% |
| Worst drawdown, 1 year | −10.0% | −9.8% |
| Trailing 12-month yield | 1.24% | 1.18% |
| Holdings | 652 | 614 |
| Top 10 weight | 5.2% | 5.3% |
| Look-through P/E | 33.1 | 33.6 |
| Holdings vs fair value | +15.7% | +15.8% |
| Holdings above 200-day average | 54% | 52% |
| Net flow, latest 3 reported months | +$1.4B thru Jun 2026 | +$99M thru May 2026 |
| 30-day implied volatility | 17.1% | — |
| Holdings as of | as of Oct 20, 2026issuer data | as of Sep 30, 2026issuer data |
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
98% of IJR · 98% of VIOO| Holding | IJR | VIOO |
|---|---|---|
| GKOS | 0.59% | 0.56% |
| MTCH | 0.62% | 0.53% |
| PTGX | 0.52% | 0.53% |
| PAYC | 0.58% | 0.49% |
| VSAT | 0.48% | 0.56% |
| RHP | 0.51% | 0.47% |
| ESI | 0.47% | 0.48% |
| SM | 0.53% | 0.47% |
| JXN | 0.46% | 0.47% |
| TGTX | 0.45% | 0.46% |
| KMX | 0.44% | 0.45% |
| LTH | 0.45% | 0.44% |
| RAL | 0.43% | 0.44% |
| EMN | 0.42% | 0.43% |
| ACA | 0.42% | 0.42% |
| TRNO | 0.41% | 0.41% |
| MSGS | 0.41% | 0.40% |
| VSXY | 0.40% | 0.41% |
| ZWS | 0.41% | 0.40% |
| AWI | 0.41% | 0.40% |
| FSS | 0.40% | 0.39% |
| GTES | 0.38% | 0.39% |
| MATX | 0.41% | 0.38% |
| CAG | 0.40% | 0.37% |
| ESE | 0.37% | 0.40% |
Sector mix of the stock holdings
| Sector | IJR | VIOO | Gap |
|---|---|---|---|
| Industrials | 18.5% | 18.8% | −0.3% |
| Financials | 16.3% | 16.8% | −0.4% |
| Technology | 13.5% | 14.3% | −0.8% |
| Consumer Discretionary | 13.3% | 13.0% | +0.3% |
| Health Care | 10.4% | 10.2% | +0.2% |
| Real Estate | 7.1% | 7.2% | −0.1% |
| Materials | 6.8% | 6.9% | −0.1% |
| Energy | 3.9% | 3.7% | +0.2% |
| Consumer Staples | 3.2% | 3.0% | +0.2% |
| Utilities | 2.9% | 2.8% | +0.0% |
| Communication Services | 2.3% | 2.5% | −0.2% |
| Other | 0.2% | 0.2% | +0.0% |
More: full overlap table · IJR holdings · VIOO 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.