IYW vs XSD: Holdings Overlap
IYWiShares U.S. Technology ETF
iShares · 139 holdings · $25.2B · as of 2026-04-30
XSDState Street® SPDR® S&P® Semiconductor ETF
State Street (SPDR) · 46 holdings · $2.9B · as of 2026-08-06
Holdings snapshots are 98 days apart (IYW: 2026-04-30, XSD: 2026-08-06). 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 IYW and XSD?
iShares U.S. Technology ETF (IYW, by iShares) holds 139 positions; State Street® SPDR® S&P® Semiconductor ETF (XSD, by State Street (SPDR)) holds 46. They have 20 holdings in common, and by portfolio weight the two funds are 19.8% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 19.8%Sum of the smaller weight of each shared holding
- Shared Holdings
- 20IYW holds 139 · XSD holds 46
- Weight in Shared Holdings
- IYW 35%·XSD 48%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 IYW
119 of 139 positions (64.4% of the fund) are not held by XSD. Showing the top 30 by weight.
Sector Breakdown
| Sector | IYW | XSD |
|---|---|---|
| Information Technology | 80.4% | 95.2% |
| Communication Services | 17.9% | 0.0% |
| Industrials | 1.0% | 1.8% |
| Consumer Discretionary | 0.4% | 0.0% |
| Financials | 0.1% | 0.0% |
| Other Sectors | 0.0% | 0.0% |
| Unclassified | 0.0% | 2.9% |
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 IYW, 3% of XSD).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IYW | +4.4% | +27.3% | +39.7% | +32.8% | +19.8% | +24.9% | 0.10% |
| XSD | +1.8% | +69.5% | +104.0% | +35.6% | +22.7% | +27.6% | 0.14% |
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 IYW vs XSD →
Shared Holdings(20)
The top 10 shared positions account for 94% of the overlap, led by AVGO, NVDA and AMD.
 AVGOBroadcom Inc COM | 3.78% | 2.90% | 2.90% |
|---|---|---|---|
 NVDANVIDIA Corp. COM | 16.23% | 2.81% | 2.81% |
 AMDAdvanced Micro Devices Inc. COM | 3.50% | 2.78% | 2.78% |
 MUMicron Technology Inc. COM | 2.98% | 2.54% | 2.54% |
 INTCIntel Corporation COM | 2.56% | 2.39% | 2.39% |
 TXNTexas Instruments Inc. COM | 1.57% | 2.53% | 1.57% |
 ADIAnalog Devices Inc. COM | 1.21% | 2.47% | 1.21% |
 QCOMQUALCOMM Inc. COM | 1.18% | 2.15% | 1.18% |
 MRVLMarvell Technology Inc COM | 0.86% | 2.14% | 0.86% |
 MPWRMonolithic Power Systems Inc. COM | 0.46% | 2.37% | 0.46% |
 MCHPMicrochip Technology Incorporated COM | 0.30% | 2.17% | 0.30% |
 ONON Semiconductor Corp. COM | 0.25% | 1.83% | 0.25% |
 ALABAstera Labs Inc COM | 0.15% | 2.57% | 0.15% |
 MTSIMACOM Technology Solutions Holdings Inc. COM | 0.11% | 2.19% | 0.11% |
 LSCCLattice Semiconductor Corporation COM | 0.10% | 2.49% | 0.10% |
 SWKSSkyworks Solutions, Inc. COM | 0.06% | 2.44% | 0.06% |
 CRUSCirrus Logic, Inc. COM | 0.05% | 2.01% | 0.05% |
 QRVOQorvo Inc COM | 0.05% | 2.58% | 0.05% |
 ALGMAllegro MicroSystems Inc COM | 0.04% | 2.45% | 0.04% |
 OLEDUniversal Display Corporation | 0.02% | 2.56% | 0.02% |
Frequently Asked Questions
How much do IYW and XSD overlap?
IYW and XSD overlap by 19.8% of portfolio weight. They share 20 holdings (IYW holds 139 positions and XSD holds 46), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IYW and XSD?
The two portfolios are 19.8% 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 IYW and XSD?
The largest positions held by both funds are AVGO, NVDA, AMD, MU and INTC. Together the top 10 shared positions account for 94% of the total overlap.
What does IYW own that XSD doesn't?
119 positions (64.4% of IYW) are unique to IYW, led by AAPL, GOOGL and GOOG. In the other direction, 26 positions (51.6% of XSD) are unique to XSD.