ETF · holdings as filed 2026-03-31
What's inside IYZ?
iShares U.S. Telecommunications ETF
- Holdings
- 24
- positions in the fund
- Top 10
- 71%
- of fund assets
- Expense ratio
- 0.38%
- net, per year
- Fund size
- $798M
- total net assets
Top 20 holdings
| Rank | Logo | Ticker / Name | Weight | |
|---|---|---|---|---|
| 1 | C  | CSCOCISCO SYSTEMS INC | 18.33% | |
| 2 | V  | VZVERIZON COMMUNICATIONS INC | 12.89% | |
| 3 | T  | TAT&T INC | 12.30% | |
| 4 | B  | BISXXBCF INSTITUTIONAL-SL AGNCY | 4.13% | |
| 5 | C  | CIENCIENA CORP | 4.07% | |
| 6 | T  | TMUST-MOBILE US INC | 3.93% | |
| 7 | A  | ANETARISTA NETWORKS INC | 3.82% | |
| 8 | C  | CMCSACOMCAST CORP-CLASS A | 3.80% | |
| 9 | L  | LITELUMENTUM HOLDINGS INC | 3.72% | |
| 10 | I  | IRDMIRIDIUM COMMUNICATIONS INC | 3.59% | |
| 11 | M  | MSIMOTOROLA SOLUTIONS INC | 3.56% | |
| 12 | T  | TIGOMILLICOM INTL CELLULAR S.A. | 3.42% | |
| 13 | U  | UIUBIQUITI INC | 3.32% | |
| 14 | C  | CHTRCHARTER COMMUNICATIONS INC-A | 3.21% | |
| 15 | A  | ASTSAST SPACEMOBILE INC | 3.14% | |
| 16 | R  | ROKUROKU INC | 3.09% | |
| 17 | G  | GLIBKLIBERTY CAPITAL CORP-CL C | 2.91% | |
| 18 | L  | LBRDKLIBERTY BROADBAND-C | 2.73% | |
| 19 | L  | LBTYALIBERTY GLOBAL LTD-A | 1.81% | |
| 20 | L  | LBTYKLIBERTY GLOBAL LTD-C | 1.37% |
Top holdings — Communication Services
Your 10 largest positions in this sector
1
V
VZVERIZON COMMUNICATIONS INC
12.89%2
T
TAT&T INC
12.30%3
T
TMUST-MOBILE US INC
3.93%4
C
CMCSACOMCAST CORP-CLASS A
3.80%5
I
IRDMIRIDIUM COMMUNICATIONS INC
3.59%6
T
TIGOMILLICOM INTL CELLULAR S.A.
3.42%7
C
CHTRCHARTER COMMUNICATIONS INC-A
3.21%8
A
ASTSAST SPACEMOBILE INC
3.14%9
R
ROKUROKU INC
3.09%10
G
GLIBKLIBERTY CAPITAL CORP-CL C
2.91%Top holdings — United States
Your 10 largest positions in this country
1
C
CSCOCISCO SYSTEMS INC
18.33%2
V
VZVERIZON COMMUNICATIONS INC
12.89%3
T
TAT&T INC
12.30%4
B
BISXXBCF INSTITUTIONAL-SL AGNCY
4.13%5
C
CIENCIENA CORP
4.07%6
T
TMUST-MOBILE US INC
3.93%7
A
ANETARISTA NETWORKS INC
3.82%8
C
CMCSACOMCAST CORP-CLASS A
3.80%9
L
LITELUMENTUM HOLDINGS INC
3.72%10
I
IRDMIRIDIUM COMMUNICATIONS INC
3.59%Geography reflects each issuer's registered business address per SEC EDGAR filings where available, falling back to the exchange or listing where no SEC filing exists — not necessarily where a company's stock is primarily listed (e.g. TSMC is classified as Taiwan even though its ADR trades on the NYSE).
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Data source: official SEC Form N-PORT filings (as of 2026-03-31); expense ratio from SEC prospectus (risk/return) filings. Fund holdings are disclosed quarterly and may reflect a 60-day reporting delay.
Informational and educational only — not investment advice.
Informational and educational only — not investment advice.