IHI vs VTWO: Holdings Overlap
IHIiShares U.S. Medical Devices ETF
iShares · 47 holdings · $3.4B · as of 2026-03-31
VTWOVanguard Russell 2000 Index Fund
Vanguard · 1952 holdings · $17.4B · as of 2026-05-31
Holdings snapshots are 61 days apart (IHI: 2026-03-31, VTWO: 2026-05-31). Weights and index membership change between snapshots, so the true current overlap is typically higher than shown. For funds tracking the same index, the gap can be 5–15 points.
How similar are IHI and VTWO?
iShares U.S. Medical Devices ETF (IHI, by iShares) holds 47 positions; Vanguard Russell 2000 Index Fund (VTWO, by Vanguard) holds 1952. They have 25 holdings in common, and by portfolio weight the two funds are 1.2% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 1.2%Sum of the smaller weight of each shared holding
- Shared Holdings
- 25IHI holds 47 · VTWO holds 1952
- Weight in Shared Holdings
- IHI 6%·VTWO 1%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 IHI
22 of 47 positions (94.2% of the fund) are not held by VTWO.
Only in VTWO
1927 of 1952 positions (98.5% of the fund) are not held by IHI. Showing the top 30 by weight.
Sector Breakdown
| Sector | IHI | VTWO |
|---|---|---|
| Health Care | 99.8% | 15.5% |
| Industrials | 0.0% | 19.4% |
| Information Technology | 0.0% | 17.8% |
| Financials | 0.0% | 14.3% |
| Consumer Discretionary | 0.0% | 7.3% |
| Other Sectors | 0.0% | 20.8% |
| Unclassified | 0.1% | 4.8% |
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 IHI, 5% of VTWO).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IHI | +4.1% | -12.3% | -9.9% | +0.5% | -2.6% | +8.9% | 0.45% |
| VTWO | +1.8% | +23.1% | +38.8% | +17.3% | +7.7% | +11.0% | 1.07% |
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 IHI vs VTWO →
Shared Holdings(25)
The top 10 shared positions account for 69% of the overlap, led by GKOS, LIVN and IRTC.
 GKOSGlaukos Corp. COM | 0.84% | 0.17% | 0.17% |
|---|---|---|---|
 LIVNLivaNova PLC ORD GBP1.00 (DI) | 0.47% | 0.12% | 0.12% |
 IRTCiRhythm Holdings Inc. COM | 0.52% | 0.11% | 0.11% |
 ITGRInteger Holdings Corp. COM | 0.42% | 0.09% | 0.09% |
 TMDXTransMedics Group Inc. COM | 0.46% | 0.07% | 0.07% |
 LMATLemaitre Vascular Inc. COM | 0.31% | 0.06% | 0.06% |
 OMCLOmnicell Inc COM | 0.20% | 0.06% | 0.06% |
 AXGNAxoGen Inc. COM | 0.22% | 0.06% | 0.06% |
 NVCRNovocure Ltd COM USD0.00 | 0.15% | 0.05% | 0.05% |
 PRCTProcept Biorobotics Corp. COM | 0.19% | 0.04% | 0.04% |
 ATRCAtricure Inc COM | 0.19% | 0.04% | 0.04% |
 ENOVEnovis Corporation COM | 0.18% | 0.04% | 0.04% |
 TNDMTandem Diabetes Care Inc COM NEW | 0.18% | 0.03% | 0.03% |
 CNMDConmed Corporation COM | 0.15% | 0.03% | 0.03% |
 IARTIntegra LifeSciences Holdings Corporation COM NEW | 0.09% | 0.03% | 0.03% |
 AORTArtivion Inc COM | 0.21% | 0.03% | 0.03% |
 ATECAlphatec Holdings Inc. COM NEW | 0.17% | 0.03% | 0.03% |
 BFLYButterfly Network, Inc., Class A | 0.11% | 0.03% | 0.03% |
 QDELQuidelOrtho Corp COM | 0.15% | 0.03% | 0.03% |
 IRMDIradimed Corp. COM | 0.10% | 0.02% | 0.02% |
 SIBNSI-BONE Inc. COM | 0.07% | 0.02% | 0.02% |
 BBNXBeta Bionics Inc. COM | 0.05% | 0.01% | 0.01% |
 ANGOAngiodynamics Inc COM | 0.06% | 0.01% | 0.01% |
 VREXVarex Imaging Corporation COM | 0.06% | 0.01% | 0.01% |
 OFIXOrthofix Medical Inc COM | 0.06% | 0.01% | 0.01% |
Frequently Asked Questions
How much do IHI and VTWO overlap?
IHI and VTWO overlap by 1.2% of portfolio weight. They share 25 holdings (IHI holds 47 positions and VTWO holds 1952), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IHI and VTWO?
The two portfolios are 1.2% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of IHI and VTWO?
The largest positions held by both funds are GKOS, LIVN, IRTC, ITGR and TMDX. Together the top 10 shared positions account for 69% of the total overlap.
What does IHI own that VTWO doesn't?
22 positions (94.2% of IHI) are unique to IHI, led by ABT, ISRG and SYK. In the other direction, 1927 positions (98.5% of VTWO) are unique to VTWO.