IYZ vs XLC: Holdings Overlap
IYZiShares U.S. Telecommunications ETF
iShares · 21 holdings · $1.3B · as of 2026-03-31
XLCState Street® Communication Services Select Sector SPDR® ETF
State Street (SPDR) · 23 holdings · $21.7B · as of 2026-08-06
Holdings snapshots are 128 days apart (IYZ: 2026-03-31, XLC: 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 IYZ and XLC?
iShares U.S. Telecommunications ETF (IYZ, by iShares) holds 21 positions; State Street® Communication Services Select Sector SPDR® ETF (XLC, by State Street (SPDR)) holds 23. They have 5 holdings in common, and by portfolio weight the two funds are 20.2% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 20.2%Sum of the smaller weight of each shared holding
- Shared Holdings
- 5IYZ holds 21 · XLC holds 23
- Weight in Shared Holdings
- IYZ 38%·XLC 21%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 IYZ
16 of 21 positions (62.1% of the fund) are not held by XLC.
Sector Breakdown
| Sector | IYZ | XLC |
|---|---|---|
| Communication Services | 61.4% | 99.8% |
| Information Technology | 38.4% | 0.0% |
| 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 |
|---|---|---|---|---|---|---|---|
| IYZ | +7.6% | +29.6% | +46.8% | +27.9% | +7.6% | +5.2% | 1.61% |
| XLC | +0.2% | -5.0% | +5.0% | +19.1% | +7.2% | — | 1.29% |
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 IYZ vs XLC →
Shared Holdings(5)
The top 5 shared positions account for 100% of the overlap, led by T, VZ and TMUS.
Frequently Asked Questions
How much do IYZ and XLC overlap?
IYZ and XLC overlap by 20.2% of portfolio weight. They share 5 holdings (IYZ holds 21 positions and XLC holds 23), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IYZ and XLC?
The two portfolios are 20.2% 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 IYZ and XLC?
The largest positions held by both funds are T, VZ, TMUS, CMCSA and CHTR. Together the top 5 shared positions account for 100% of the total overlap.
What does IYZ own that XLC doesn't?
16 positions (62.1% of IYZ) are unique to IYZ, led by CSCO, CIEN and ANET. In the other direction, 18 positions (78.4% of XLC) are unique to XLC.