IJR vs IWS: Holdings Overlap
IJRiShares Core S&P Small-Cap ETF
iShares · 605 holdings · $113.4B · as of 2026-03-31
IWSiShares Russell Mid-Cap Value ETF
iShares · 712 holdings · $15.9B · as of 2026-03-31
How similar are IJR and IWS?
iShares Core S&P Small-Cap ETF (IJR, by iShares) holds 605 positions; iShares Russell Mid-Cap Value ETF (IWS, by iShares) holds 712. They have 62 holdings in common, and by portfolio weight the two funds are 2.3% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 2.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 62IJR holds 605 · IWS holds 712
- Weight in Shared Holdings
- IJR 16%·IWS 2%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
543 of 605 positions (82.9% of the fund) are not held by IWS. Showing the top 30 by weight.
Sector Breakdown
| Sector | IJR | IWS |
|---|---|---|
| Financials | 17.4% | 15.1% |
| Industrials | 17.1% | 17.1% |
| Consumer Discretionary | 13.2% | 7.8% |
| Information Technology | 12.7% | 12.3% |
| Health Care | 11.1% | 7.6% |
| Other Sectors | 26.0% | 39.6% |
| Unclassified | 0.9% | 0.1% |
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 IWS).
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% |
| IWS | +3.3% | +22.1% | +29.8% | +16.6% | +9.8% | +10.4% | 1.27% |
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 IWS →
Shared Holdings(62)
The top 10 shared positions account for 32% of the overlap, led by EMN, ESI and LKQ.
 EMNEastman Chemical Company COM | 0.57% | 0.09% | 0.09% |
|---|---|---|---|
 ESIElement Solutions Inc COM | 0.51% | 0.08% | 0.08% |
 LKQLKQ Corporation COM | 0.49% | 0.08% | 0.08% |
 CECelanese Corporation COM | 0.47% | 0.07% | 0.07% |
 MTCHMatch Group Inc COM | 0.47% | 0.07% | 0.07% |
 AVLAAir Lease Corporation CL A | 0.45% | 0.07% | 0.07% |
 QRVOQorvo Inc COM | 0.43% | 0.07% | 0.07% |
 LNCLincoln National Corp. COM | 0.33% | 0.06% | 0.06% |
 SDASealed Air Corp. COM | 0.40% | 0.06% | 0.06% |
 MKTXMarketAxess Holdings Inc. COM | 0.38% | 0.06% | 0.06% |
 ECGEverus Construction Group Inc. COM | 0.39% | 0.06% | 0.06% |
 KMXCarmax Inc COM | 0.38% | 0.06% | 0.06% |
| Gates Industrial Corp PLC COM USD0.01 | 0.37% | 0.06% | 0.06% |
 LWLamb Weston Holdings Inc COM | 0.38% | 0.06% | 0.06% |
 CZRCaesars Entertainment Inc. COM | 0.35% | 0.06% | 0.06% |
 TFXTeleflex Incorporated COM | 0.35% | 0.05% | 0.05% |
 MSGSMadison Square Garden Sports Corp. CL A | 0.38% | 0.05% | 0.05% |
 RITMRithm Capital Corp. COM NEW | 0.34% | 0.05% | 0.05% |
 AWIArmstrong World Industries, Inc. COM | 0.46% | 0.05% | 0.05% |
 MHKMohawk Industries, Inc. COM | 0.33% | 0.05% | 0.05% |
 RALRalliant Corp. COM | 0.31% | 0.05% | 0.05% |
 MRPMillrose Properties Inc. COM CL A | 0.28% | 0.04% | 0.04% |
 LYFTLyft Inc CL A COM | 0.35% | 0.04% | 0.04% |
 MDUMDU Resources Group, Inc. COM | 0.28% | 0.04% | 0.04% |
 AMTMAmentum Holdings, Inc. COM | 0.26% | 0.04% | 0.04% |
Frequently Asked Questions
How much do IJR and IWS overlap?
IJR and IWS overlap by 2.3% of portfolio weight. They share 62 holdings (IJR holds 605 positions and IWS holds 712), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IJR and IWS?
The two portfolios are 2.3% 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 IWS?
The largest positions held by both funds are EMN, ESI, LKQ, CE and MTCH. Together the top 10 shared positions account for 32% of the total overlap.
What does IJR own that IWS doesn't?
543 positions (82.9% of IJR) are unique to IJR, led by PRIM, VIAV and AGX. In the other direction, 650 positions (97.5% of IWS) are unique to IWS.