IGV vs VBK: Holdings Overlap
IGViShares Expanded Tech-Software Sector ETF
iShares · 112 holdings · $14.7B · as of 2026-03-31
VBKVanguard Small-cap Growth Index Fund
Vanguard · 551 holdings · $24.3B · as of 2026-03-31
How similar are IGV and VBK?
iShares Expanded Tech-Software Sector ETF (IGV, by iShares) holds 112 positions; Vanguard Small-cap Growth Index Fund (VBK, by Vanguard) holds 551. They have 64 holdings in common, and by portfolio weight the two funds are 8.8% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 8.8%Sum of the smaller weight of each shared holding
- Shared Holdings
- 64IGV holds 112 · VBK holds 551
- Weight in Shared Holdings
- IGV 12%·VBK 9%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
48 of 112 positions (87.9% of the fund) are not held by VBK. Showing the top 30 by weight.
Sector Breakdown
| Sector | IGV | VBK |
|---|---|---|
| Information Technology | 90.6% | 21.6% |
| Industrials | 0.2% | 24.6% |
| Health Care | 0.0% | 16.1% |
| Consumer Discretionary | 0.2% | 9.9% |
| Communication Services | 8.2% | 4.2% |
| Other Sectors | 0.2% | 22.4% |
| Unclassified | 0.5% | 0.9% |
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 VBK).
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% |
| VBK | +1.8% | +19.6% | +29.4% | +16.6% | +5.3% | +11.4% | 0.42% |
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 VBK →
Shared Holdings(64)
The top 10 shared positions account for 39% of the overlap, led by PTC, GWRE and DT.
 PTCPTC Inc COM | 0.73% | 0.57% | 0.57% |
|---|---|---|---|
 GWREGuidewire Software Inc COM | 0.54% | 0.42% | 0.42% |
 DTDynatrace Inc COM NEW | 0.47% | 0.37% | 0.37% |
 NTNXNutanix, Inc., Class A | 0.44% | 0.34% | 0.34% |
 IOTSamsara, Inc., Class A | 0.49% | 0.34% | 0.34% |
 DOCUDocusign, Inc., Class A | 0.41% | 0.32% | 0.32% |
 MANHManhattan Associates Inc COM | 0.34% | 0.27% | 0.27% |
 IDCCInterDigital, Inc. COM | 0.33% | 0.26% | 0.26% |
 UUnity Software Inc COM | 0.33% | 0.25% | 0.25% |
 TYLTyler Technologies Inc. COM | 0.63% | 0.25% | 0.25% |
 CWANClearwater Analytics Holdings, Inc., Class A | 0.29% | 0.23% | 0.23% |
 PCORProcore Technologies Inc COM | 0.29% | 0.23% | 0.23% |
 CRCLCircle Internet Group, Inc., Class A | 0.22% | 0.38% | 0.22% |
 HUBSHubspot Inc COM | 0.55% | 0.20% | 0.20% |
 WULFTerawulf Inc COM | 0.20% | 0.17% | 0.17% |
 BSYBentley Systems Incorporated COM CL B | 0.22% | 0.17% | 0.17% |
 QBTSD-Wave Quantum Inc. COM | 0.23% | 0.17% | 0.17% |
 CIFRCipher Digital Inc. COM | 0.16% | 0.17% | 0.16% |
 PATHUiPath, Inc., Class A | 0.20% | 0.15% | 0.15% |
 ESTCElastic NV COM EUR0.01 | 0.20% | 0.15% | 0.15% |
 CORZCore Scientific Inc COM | 0.20% | 0.15% | 0.15% |
 YOUClear Secure, Inc., Class A | 0.18% | 0.14% | 0.14% |
 SSentinelOne, Inc., Class A | 0.18% | 0.14% | 0.14% |
 ACIWACI Worldwide Inc COM | 0.18% | 0.14% | 0.14% |
 RIOTRiot Platforms Inc COM | 0.17% | 0.14% | 0.14% |
Frequently Asked Questions
How much do IGV and VBK overlap?
IGV and VBK overlap by 8.8% of portfolio weight. They share 64 holdings (IGV holds 112 positions and VBK holds 551), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IGV and VBK?
The two portfolios are 8.8% 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 IGV and VBK?
The largest positions held by both funds are PTC, GWRE, DT, NTNX and IOT. Together the top 10 shared positions account for 39% of the total overlap.
What does IGV own that VBK doesn't?
48 positions (87.9% of IGV) are unique to IGV, led by PLTR, MSFT and ORCL. In the other direction, 487 positions (90.8% of VBK) are unique to VBK.