IWR vs VOE: Holdings Overlap
IWRiShares Russell Mid-Cap ETF
iShares · 806 holdings · $57.6B · as of 2026-03-31
VOEVanguard Mid-cap Value Index Fund
Vanguard · 170 holdings · $24.2B · as of 2026-03-31
How similar are IWR and VOE?
iShares Russell Mid-Cap ETF (IWR, by iShares) holds 806 positions; Vanguard Mid-cap Value Index Fund (VOE, by Vanguard) holds 170. They have 144 holdings in common, and by portfolio weight the two funds are 36.1% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 36.1%Sum of the smaller weight of each shared holding
- Shared Holdings
- 144IWR holds 806 · VOE holds 170
- Weight in Shared Holdings
- IWR 37%·VOE 78%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
662 of 806 positions (63.1% of the fund) are not held by VOE. Showing the top 30 by weight.
Sector Breakdown
| Sector | IWR | VOE |
|---|---|---|
| Industrials | 18.7% | 13.6% |
| Financials | 13.6% | 17.6% |
| Information Technology | 13.0% | 8.2% |
| Energy | 7.5% | 13.0% |
| Utilities | 6.5% | 12.7% |
| Other Sectors | 40.3% | 34.4% |
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.
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% |
| VOE | +3.2% | +17.9% | +26.2% | +15.9% | +10.1% | +10.8% | 1.80% |
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 VOE →
Shared Holdings(144)
The top 10 shared positions account for 15% of the overlap, led by WDC, VLO and CMI.
 WDCWestern Digital Corp. COM | 0.73% | 0.86% | 0.73% |
|---|---|---|---|
 VLOValero Energy Corp. COM | 0.60% | 1.38% | 0.60% |
 CMICummins Inc. COM | 0.59% | 1.39% | 0.59% |
 MPCMarathon Petroleum Corp. COM | 0.58% | 1.35% | 0.58% |
 PSXPhillips 66 COM | 0.58% | 1.37% | 0.58% |
 KMIKinder Morgan, Inc. COM | 0.52% | 0.59% | 0.52% |
 LHXL3 Harris Technologies Inc COM | 0.51% | 1.21% | 0.51% |
 WBDWarner Bros. Discovery Inc. COM SER A | 0.51% | 1.21% | 0.51% |
 GLWCorning Incorporated COM | 0.84% | 0.49% | 0.49% |
 DLRDigital Realty Trust Inc. COM | 0.49% | 1.16% | 0.49% |
 BKRBaker Hughes Co., Class A | 0.48% | 1.13% | 0.48% |
 LNGCheniere Energy Inc COM NEW | 0.48% | 1.06% | 0.48% |
 SPGSimon Property Group Inc COM | 0.48% | 0.54% | 0.48% |
 CORCencora Inc COM | 0.46% | 1.09% | 0.46% |
 CTVACorteva Inc COM | 0.45% | 1.07% | 0.45% |
 OKEOneok Inc. COM | 0.45% | 1.07% | 0.45% |
 ALLThe Allstate Corporation COM | 0.43% | 1.01% | 0.43% |
 EAElectronic Arts Inc. COM | 0.41% | 0.48% | 0.41% |
 CAHCardinal Health, Inc. COM | 0.40% | 0.93% | 0.40% |
 ETREntergy Corporation COM | 0.40% | 0.95% | 0.40% |
 EXCExelon Corp. COM | 0.39% | 0.93% | 0.39% |
 KEYSKeysight Technologies, Inc. COM | 0.39% | 0.91% | 0.39% |
 XELXcel Energy Inc COM | 0.37% | 0.93% | 0.37% |
 URIUnited Rentals, Inc. COM | 0.37% | 0.86% | 0.37% |
 OXYOccidental Petroleum Corp. COM | 0.36% | 0.90% | 0.36% |
Frequently Asked Questions
How much do IWR and VOE overlap?
IWR and VOE overlap by 36.1% of portfolio weight. They share 144 holdings (IWR holds 806 positions and VOE holds 170), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IWR and VOE?
The two portfolios are 36.1% identical by weight. Owning both is defensible: they share a meaningful core, but each fund adds exposure the other lacks.
What are the biggest shared holdings of IWR and VOE?
The largest positions held by both funds are WDC, VLO, CMI, MPC and PSX. Together the top 10 shared positions account for 15% of the total overlap.
What does IWR own that VOE doesn't?
662 positions (63.1% of IWR) are unique to IWR, led by VRT, HWM and SNDK. In the other direction, 26 positions (21.8% of VOE) are unique to VOE.