IWP vs IYZ: Holdings Overlap
IWPiShares Russell Mid-Cap Growth ETF
iShares · 277 holdings · $20.5B · as of 2026-03-31
IYZiShares U.S. Telecommunications ETF
iShares · 21 holdings · $1.3B · as of 2026-03-31
How similar are IWP and IYZ?
iShares Russell Mid-Cap Growth ETF (IWP, by iShares) holds 277 positions; iShares U.S. Telecommunications ETF (IYZ, by iShares) holds 21. They have 9 holdings in common, and by portfolio weight the two funds are 1.0% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 1.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 9IWP holds 277 · IYZ holds 21
- Weight in Shared Holdings
- IWP 1%·IYZ 24%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 IWP
268 of 277 positions (98.9% of the fund) are not held by IYZ. Showing the top 30 by weight.
Sector Breakdown
| Sector | IWP | IYZ |
|---|---|---|
| Communication Services | 4.9% | 61.4% |
| Information Technology | 15.6% | 38.4% |
| Industrials | 24.4% | 0.0% |
| Consumer Discretionary | 21.2% | 0.0% |
| Health Care | 14.9% | 0.0% |
| Other Sectors | 18.9% | 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 |
|---|---|---|---|---|---|---|---|
| IWP | +1.5% | +5.4% | +3.1% | +14.6% | +5.1% | +12.1% | 0.34% |
| IYZ | +7.6% | +29.6% | +46.8% | +27.9% | +7.6% | +5.2% | 1.61% |
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 IWP vs IYZ →
Shared Holdings(9)
The top 9 shared positions account for 100% of the overlap, led by ASTS, LITE and UI.
 ASTSAST SpaceMobile, Inc., Class A | 0.60% | 3.27% | 0.60% |
|---|---|---|---|
 LITELumentum Holdings Inc. COM | 0.13% | 3.88% | 0.13% |
 UIUbiquiti Inc COM | 0.12% | 3.46% | 0.12% |
 ROKURoku, Inc., Class A | 0.06% | 3.23% | 0.06% |
 LBRDKLiberty Broadband Corporation COM SER C | 0.04% | 2.85% | 0.04% |
 GLIBKGCI Liberty, Inc., Class C | 0.01% | 3.03% | 0.01% |
 IRDMIridium Communications, Inc. COM | 0.01% | 3.74% | 0.01% |
 LBRDALiberty Broadband Corporation COM SER A | 0.01% | 0.41% | 0.01% |
 GLIBAGCI Liberty, Inc., Class A | 0.00% | 0.31% | 0.00% |
Frequently Asked Questions
How much do IWP and IYZ overlap?
IWP and IYZ overlap by 1.0% of portfolio weight. They share 9 holdings (IWP holds 277 positions and IYZ holds 21), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IWP and IYZ?
The two portfolios are 1.0% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of IWP and IYZ?
The largest positions held by both funds are ASTS, LITE, UI, ROKU and LBRDK. Together the top 9 shared positions account for 100% of the total overlap.
What does IWP own that IYZ doesn't?
268 positions (98.9% of IWP) are unique to IWP, led by VRT, HWM and RCL. In the other direction, 12 positions (75.6% of IYZ) are unique to IYZ.