IWR vs VBR: Holdings Overlap
IWRiShares Russell Mid-Cap ETF
iShares · 806 holdings · $57.6B · as of 2026-03-31
VBRVanguard Small-cap Value Index Fund
Vanguard · 838 holdings · $38.3B · as of 2026-03-31
How similar are IWR and VBR?
iShares Russell Mid-Cap ETF (IWR, by iShares) holds 806 positions; Vanguard Small-cap Value Index Fund (VBR, by Vanguard) holds 838. They have 381 holdings in common, and by portfolio weight the two funds are 26.1% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 26.1%Sum of the smaller weight of each shared holding
- Shared Holdings
- 381IWR holds 806 · VBR holds 838
- Weight in Shared Holdings
- IWR 26%·VBR 73%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 IWR
425 of 806 positions (73.6% of the fund) are not held by VBR. Showing the top 30 by weight.
Only in VBR
457 of 838 positions (26.9% of the fund) are not held by IWR. Showing the top 30 by weight.
Sector Breakdown
| Sector | IWR | VBR |
|---|---|---|
| Industrials | 18.7% | 18.8% |
| Financials | 13.6% | 18.7% |
| Information Technology | 13.0% | 8.2% |
| Consumer Discretionary | 10.8% | 10.9% |
| Health Care | 9.2% | 8.4% |
| Other Sectors | 34.3% | 34.3% |
| Unclassified | 0.1% | 0.5% |
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 (0% of IWR, 1% of VBR).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IWR | +2.9% | +18.1% | +23.0% | +16.4% | +8.5% | +11.6% | 1.12% |
| VBR | +3.1% | +19.2% | +28.7% | +15.4% | +10.0% | +10.8% | 1.73% |
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 IWR vs VBR →
Shared Holdings(381)
The top 10 shared positions account for 8% of the overlap, led by EME, NRG and ATO.
 EMEEmcor Group Inc COM | 0.26% | 0.40% | 0.26% |
|---|---|---|---|
 NRGNRG Energy, Inc. COM NEW | 0.24% | 0.75% | 0.24% |
 ATOAtmos Energy Corp. COM | 0.23% | 0.74% | 0.23% |
 DOWDow Inc COM | 0.23% | 0.36% | 0.23% |
 TPRTapestry Inc COM | 0.23% | 0.69% | 0.23% |
 JBLJabil Inc COM | 0.22% | 0.65% | 0.22% |
 UTHRUnited Therapeutics Corporation COM | 0.20% | 0.63% | 0.20% |
 EXEExpand Energy Corp. COM | 0.20% | 0.32% | 0.20% |
 STLDSteel Dynamics, Inc. COM | 0.20% | 0.30% | 0.20% |
 QQnity Electronics Inc. COMMON STOCK | 0.19% | 0.29% | 0.19% |
 FLEXFlex Ltd. COM USD0.01 | 0.19% | 0.58% | 0.19% |
 OMCOmnicom Group Inc COM | 0.19% | 0.57% | 0.19% |
 XPOXPO Inc COM | 0.18% | 0.26% | 0.18% |
 NINiSource Inc. COM | 0.18% | 0.27% | 0.18% |
 ALBAlbemarle Corp COM | 0.17% | 0.26% | 0.17% |
 WSMWilliams-Sonoma Inc. COM | 0.17% | 0.53% | 0.17% |
 SWSmurfit WestRock plc COM USD0.001 | 0.16% | 0.50% | 0.16% |
 USFDUS Foods Holding Corp COM | 0.16% | 0.49% | 0.16% |
 LYBLyondellBasell Industries NV COM EUR0.04 CLASS 'A' | 0.16% | 0.25% | 0.16% |
 CFCF Industries Holdings, Inc. COM | 0.16% | 0.48% | 0.16% |
 HUBBHubbell Incorporated COM | 0.21% | 0.16% | 0.16% |
 LDOSLeidos Holdings Inc COM | 0.16% | 0.24% | 0.16% |
 CHRWC.H. Robinson Worldwide Inc COM NEW | 0.15% | 0.48% | 0.15% |
 DDDupont De Nemours Inc COM | 0.15% | 0.45% | 0.15% |
 ILMNIllumina Inc COM | 0.15% | 0.43% | 0.15% |
Showing the top 250 of 381 shared holdings by overlap weight.
Frequently Asked Questions
How much do IWR and VBR overlap?
IWR and VBR overlap by 26.1% of portfolio weight. They share 381 holdings (IWR holds 806 positions and VBR holds 838), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IWR and VBR?
The two portfolios are 26.1% identical by weight. Owning both is not redundant. Most of each portfolio is distinct, so the funds can serve different roles.
What are the biggest shared holdings of IWR and VBR?
The largest positions held by both funds are EME, NRG, ATO, DOW and TPR. Together the top 10 shared positions account for 8% of the total overlap.
What does IWR own that VBR doesn't?
425 positions (73.6% of IWR) are unique to IWR, led by GLW, VRT and HWM. In the other direction, 457 positions (26.9% of VBR) are unique to VBR.