IJR vs ITB: Holdings Overlap
IJRiShares Core S&P Small-Cap ETF
iShares · 605 holdings · $113.4B · as of 2026-03-31
ITBiShares U.S. Home Construction ETF
iShares · 46 holdings · $2.3B · as of 2026-03-31
How similar are IJR and ITB?
iShares Core S&P Small-Cap ETF (IJR, by iShares) holds 605 positions; iShares U.S. Home Construction ETF (ITB, by iShares) holds 46. They have 20 holdings in common, and by portfolio weight the two funds are 3.1% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 3.1%Sum of the smaller weight of each shared holding
- Shared Holdings
- 20IJR holds 605 · ITB holds 46
- Weight in Shared Holdings
- IJR 3%·ITB 16%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in IJR
585 of 605 positions (95.3% of the fund) are not held by ITB. Showing the top 30 by weight.
Sector Breakdown
| Sector | IJR | ITB |
|---|---|---|
| Consumer Discretionary | 13.2% | 73.0% |
| Industrials | 17.1% | 20.8% |
| Financials | 17.4% | 0.0% |
| Information Technology | 12.7% | 0.0% |
| Health Care | 11.1% | 0.0% |
| Other Sectors | 26.0% | 6.0% |
| Unclassified | 0.9% | 0.0% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts. “Unclassified” is weight we could not classify (1% of IJR, 0% of ITB).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IJR | +2.4% | +24.5% | +36.4% | +14.5% | +7.7% | +10.9% | 1.10% |
| ITB | +1.3% | +5.4% | -1.5% | +5.3% | +8.1% | +14.1% | 0.64% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in IJR vs ITB →
Shared Holdings(20)
The top 10 shared positions account for 80% of the overlap, led by IBP, MHK and MTH.
 IBPInstalled Building Products Inc COM | 0.39% | 2.44% | 0.39% |
|---|---|---|---|
 MHKMohawk Industries, Inc. COM | 0.33% | 1.14% | 0.33% |
 MTHMeritage Homes Corp COM | 0.27% | 1.68% | 0.27% |
 SKYChampion Homes Inc. COM | 0.27% | 1.67% | 0.27% |
 T86Tri Pointe Homes Inc COM | 0.26% | 1.60% | 0.26% |
 CVCOCavco Industries, Inc. | 0.25% | 1.53% | 0.25% |
 MHOM/I Homes Inc. COM | 0.21% | 1.30% | 0.21% |
 GFFGriffon Corp COM | 0.19% | 0.63% | 0.19% |
 HAYWHayward Holdings Inc COM | 0.17% | 0.59% | 0.17% |
 GRBKGreen Brick Partners Inc. COM | 0.13% | 0.80% | 0.13% |
 CCSCentury Communities Inc COM | 0.09% | 0.59% | 0.09% |
 LEGLeggett & Platt Inc. COM | 0.09% | 0.30% | 0.09% |
 LZBLa-Z-Boy Inc COM | 0.09% | 0.30% | 0.09% |
 ROCKGibraltar Industries, Inc. COM | 0.08% | 0.26% | 0.08% |
 MBCMasterBrand Inc COMMON STOCK | 0.07% | 0.23% | 0.07% |
 NXQuanex Building Products Corp. COM | 0.05% | 0.18% | 0.05% |
 LGIHLGI Homes Inc COM | 0.05% | 0.33% | 0.05% |
 AHQAmerican Woodmark Corporation COM | 0.04% | 0.13% | 0.04% |
 ETDEthan Allen Interiors Inc. COM | 0.03% | 0.11% | 0.03% |
 DFHDream Finders Homes, Inc., Class A | 0.03% | 0.16% | 0.03% |
Frequently Asked Questions
How much do IJR and ITB overlap?
IJR and ITB overlap by 3.1% of portfolio weight. They share 20 holdings (IJR holds 605 positions and ITB holds 46), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IJR and ITB?
The two portfolios are 3.1% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of IJR and ITB?
The largest positions held by both funds are IBP, MHK, MTH, SKY and T86. Together the top 10 shared positions account for 80% of the total overlap.
What does IJR own that ITB doesn't?
585 positions (95.3% of IJR) are unique to IJR, led by EMN, ESI and PRIM. In the other direction, 26 positions (83.8% of ITB) are unique to ITB.