IGV vs VB: Holdings Overlap
IGViShares Expanded Tech-Software Sector ETF
iShares · 112 holdings · $14.7B · as of 2026-03-31
VBVanguard Small-cap Index Fund
Vanguard · 1312 holdings · $82.5B · as of 2026-03-31
How similar are IGV and VB?
iShares Expanded Tech-Software Sector ETF (IGV, by iShares) holds 112 positions; Vanguard Small-cap Index Fund (VB, by Vanguard) holds 1312. They have 79 holdings in common, and by portfolio weight the two funds are 4.6% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 4.6%Sum of the smaller weight of each shared holding
- Shared Holdings
- 79IGV holds 112 · VB holds 1312
- Weight in Shared Holdings
- IGV 15%·VB 5%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 IGV
33 of 112 positions (85.0% of the fund) are not held by VB. Showing the top 30 by weight.
Sector Breakdown
| Sector | IGV | VB |
|---|---|---|
| Information Technology | 90.6% | 13.8% |
| Industrials | 0.2% | 21.2% |
| Financials | 0.2% | 13.4% |
| Health Care | 0.0% | 11.6% |
| Consumer Discretionary | 0.2% | 10.5% |
| Other Sectors | 8.2% | 28.5% |
| Unclassified | 0.5% | 0.7% |
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 IGV, 1% of VB).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IGV | +9.1% | -2.8% | -6.3% | +13.8% | +4.6% | +16.7% | 0.02% |
| VB | +2.5% | +19.5% | +29.1% | +15.9% | +8.1% | +11.3% | 1.18% |
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 IGV vs VB →
Shared Holdings(79)
The top 10 shared positions account for 33% of the overlap, led by PTC, GWRE and CRCL.
 PTCPTC Inc COM | 0.73% | 0.24% | 0.24% |
|---|---|---|---|
 GWREGuidewire Software Inc COM | 0.54% | 0.18% | 0.18% |
 CRCLCircle Internet Group, Inc., Class A | 0.22% | 0.16% | 0.16% |
 DTDynatrace Inc COM NEW | 0.47% | 0.15% | 0.15% |
 NTNXNutanix, Inc., Class A | 0.44% | 0.14% | 0.14% |
 GENGen Digital Inc COM | 0.44% | 0.14% | 0.14% |
 IOTSamsara, Inc., Class A | 0.49% | 0.14% | 0.14% |
 DOCUDocusign, Inc., Class A | 0.41% | 0.13% | 0.13% |
 MANHManhattan Associates Inc COM | 0.34% | 0.11% | 0.11% |
 IDCCInterDigital, Inc. COM | 0.33% | 0.11% | 0.11% |
 TRMBTrimble Inc COM | 0.66% | 0.11% | 0.11% |
 UUnity Software Inc COM | 0.33% | 0.11% | 0.11% |
 TYLTyler Technologies Inc. COM | 0.63% | 0.10% | 0.10% |
 RBRKRubrik, Inc., Class A | 0.32% | 0.10% | 0.10% |
 CWANClearwater Analytics Holdings, Inc., Class A | 0.29% | 0.10% | 0.10% |
 PCORProcore Technologies Inc COM | 0.29% | 0.10% | 0.10% |
 AURAurora Innovation Inc CLASS A COM | 0.22% | 0.09% | 0.09% |
 HUBSHubspot Inc COM | 0.55% | 0.09% | 0.09% |
 WULFTerawulf Inc COM | 0.20% | 0.07% | 0.07% |
 BSYBentley Systems Incorporated COM CL B | 0.22% | 0.07% | 0.07% |
 QBTSD-Wave Quantum Inc. COM | 0.23% | 0.07% | 0.07% |
 CIFRCipher Digital Inc. COM | 0.16% | 0.07% | 0.07% |
 SNAPSnap, Inc., Class A | 0.22% | 0.07% | 0.07% |
 PATHUiPath, Inc., Class A | 0.20% | 0.06% | 0.06% |
 BMNRBitMine Immersion Technologies, Inc. | 0.38% | 0.06% | 0.06% |
Frequently Asked Questions
How much do IGV and VB overlap?
IGV and VB overlap by 4.6% of portfolio weight. They share 79 holdings (IGV holds 112 positions and VB holds 1312), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IGV and VB?
The two portfolios are 4.6% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of IGV and VB?
The largest positions held by both funds are PTC, GWRE, CRCL, DT and NTNX. Together the top 10 shared positions account for 33% of the total overlap.
What does IGV own that VB doesn't?
33 positions (85.0% of IGV) are unique to IGV, led by PLTR, MSFT and ORCL. In the other direction, 1233 positions (95.1% of VB) are unique to VB.