IGV vs IYW: Holdings Overlap
IGViShares Expanded Tech-Software Sector ETF
iShares · 112 holdings · $14.7B · as of 2026-03-31
IYWiShares U.S. Technology ETF
iShares · 139 holdings · $25.2B · as of 2026-04-30
Holdings snapshots are 30 days apart (IGV: 2026-03-31, IYW: 2026-04-30). 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 IGV and IYW?
iShares Expanded Tech-Software Sector ETF (IGV, by iShares) holds 112 positions; iShares U.S. Technology ETF (IYW, by iShares) holds 139. They have 47 holdings in common, and by portfolio weight the two funds are 16.7% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 16.7%Sum of the smaller weight of each shared holding
- Shared Holdings
- 47IGV holds 112 · IYW holds 139
- Weight in Shared Holdings
- IGV 88%·IYW 17%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
65 of 112 positions (12.5% of the fund) are not held by IYW. Showing the top 30 by weight.
Sector Breakdown
| Sector | IGV | IYW |
|---|---|---|
| Information Technology | 90.6% | 80.4% |
| Communication Services | 8.2% | 17.9% |
| Industrials | 0.2% | 1.0% |
| Consumer Discretionary | 0.2% | 0.4% |
| Financials | 0.2% | 0.1% |
| Other Sectors | 0.0% | 0.0% |
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 |
|---|---|---|---|---|---|---|---|
| IGV | +9.1% | -2.8% | -6.3% | +13.8% | +4.6% | +16.7% | 0.02% |
| IYW | +4.4% | +27.3% | +39.7% | +32.8% | +19.8% | +24.9% | 0.10% |
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 IYW →
Shared Holdings(47)
The top 10 shared positions account for 75% of the overlap, led by MSFT, PLTR and ORCL.
 MSFTMicrosoft Corp. COM | 8.36% | 3.99% | 3.99% |
|---|---|---|---|
 PLTRPalantir Technologies, Inc., Class A | 8.82% | 1.86% | 1.86% |
 ORCLOracle Corp. COM | 8.24% | 1.67% | 1.67% |
 CRMSalesforce Inc. COM | 7.40% | 0.99% | 0.99% |
 PANWPalo Alto Networks Inc COM | 5.48% | 0.88% | 0.88% |
 CRWDCrowdstrike Holdings, Inc., Class A | 4.21% | 0.68% | 0.68% |
 APPAppLovin Corp., Class A | 4.56% | 0.65% | 0.65% |
 INTUIntuit Inc COM | 4.75% | 0.65% | 0.65% |
 ADBEAdobe Inc COM | 4.27% | 0.62% | 0.62% |
 NOWServicenow Inc COM | 4.38% | 0.57% | 0.57% |
 SNPSSynopsys Inc COM | 3.25% | 0.56% | 0.56% |
 CDNSCadence Design Systems, Inc. COM | 3.24% | 0.55% | 0.55% |
 FTNTFortinet Inc COM | 2.21% | 0.32% | 0.32% |
 MSTRStrategy, Inc., Class A | 1.67% | 0.32% | 0.32% |
 ADSKAutodesk Inc COM | 2.17% | 0.31% | 0.31% |
 DDOGDatadog, Inc., Class A | 1.66% | 0.25% | 0.25% |
 ROPRoper Technologies Inc COM | 1.61% | 0.23% | 0.23% |
 WDAYWorkday, Inc., Class A | 1.18% | 0.16% | 0.16% |
 ZMZoom Communications, Inc., Class A | 0.91% | 0.16% | 0.16% |
 PTCPTC Inc COM | 0.73% | 0.10% | 0.10% |
 TYLTyler Technologies Inc. COM | 0.63% | 0.09% | 0.09% |
 ZSZscaler Inc COM | 0.61% | 0.08% | 0.08% |
 GWREGuidewire Software Inc COM | 0.54% | 0.07% | 0.07% |
 TEAMAtlassian Corporation CL A | 0.50% | 0.07% | 0.07% |
 HUBSHubspot Inc COM | 0.55% | 0.07% | 0.07% |
Frequently Asked Questions
How much do IGV and IYW overlap?
IGV and IYW overlap by 16.7% of portfolio weight. They share 47 holdings (IGV holds 112 positions and IYW holds 139), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IGV and IYW?
The two portfolios are 16.7% 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 IYW?
The largest positions held by both funds are MSFT, PLTR, ORCL, CRM and PANW. Together the top 10 shared positions account for 75% of the total overlap.
What does IGV own that IYW doesn't?
65 positions (12.5% of IGV) are unique to IGV, led by EA, TTWO and FICO. In the other direction, 92 positions (83.2% of IYW) are unique to IYW.