Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
IYW vs VOX: how they differ
IYW and VOX hold 17% of their weight in the same names, and IYW returned more over the year.
iShares U.S. Technology ETF and Vanguard Communication Services Index Fund.
What they hold in common
By the books each fund has filed, IYW and VOX hold 17% of their money in the same securities at the same weight.
| Holding | IYW | VOX |
|---|---|---|
| ALPHABET INC. | 7.84% | 16.14% |
| ALPHABET INC. | 6.34% | 10.61% |
| META PLATFORMS, INC. | 2.81% | 21.12% |
| REDDIT, INC. | 0.12% | 1.07% |
| PINTEREST, INC. | 0.07% | 0.72% |
| MATCH GROUP, INC. | 0.05% | 0.49% |
| IAC INC. | 0.02% | 0.18% |
| ZOOMINFO TECHNOLOGIES INC. | 0.01% | 0.05% |
| DOUBLEVERIFY HOLDINGS, INC. | 0.01% | 0.08% |
| TRUMP MEDIA & TECHNOLOGY GROUP CORP. | 0.01% | 0.09% |
| Only in IYW | Only in VOX |
|---|---|
| NVIDIA CORPORATION 16.25% | Netflix Inc 4.77% |
| APPLE INC. 13.65% | Verizon Communications Inc 4.17% |
| MICROSOFT CORPORATION 3.99% | Walt Disney Co/The 3.96% |
| BROADCOM INC. 3.78% | AT&T Inc 3.69% |
| ADVANCED MICRO DEVICES, INC. 3.50% | Warner Bros Discovery Inc 2.74% |
| MICRON TECHNOLOGY, INC. 2.98% | T-Mobile US Inc 2.50% |
| INTEL CORPORATION 2.56% | Comcast Corp 2.36% |
| LAM RESEARCH CORPORATION 1.99% | Take-Two Interactive Software Inc 2.09% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Apr 30, 2026 and May 31, 2026.
| IYW iShares U.S. Technology ETF | VOX Vanguard Communication Services Index Fund | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | Vanguard |
| What it is | U.S. Technology | Communication Services |
| Total return, 1 year | +34.9% | +2.9% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +17.4 pts | −14.6 pts |
| Expense ratio | 0.37% | 0.09% |
| Already in the S&P 500 | 95.5% | 84.5% |
| Holdings | 139 | 114 |
IYW in plain words
IYW is an index equity fund tracking the U.S. Technology. Over the year to Sep 11, 2026 it returned +34.9% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.37% a year. By its holdings filed for Apr 30, 2026, 96% of the fund by weight is stocks the S&P 500 also holds, across 139 positions, with the top ten at 63.7%.
VOX in plain words
VOX is an index equity fund tracking the Communication Services. Over the year to Sep 11, 2026 it returned +2.9% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.09% a year. By its holdings filed for May 31, 2026, 84% of the fund by weight is stocks the S&P 500 also holds, across 114 positions, with the top ten at 72.1%. It sat 4.3% below its high of Jan 29, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, IYW or VOX?
- In the year to Sep 12, 2026, with distributions reinvested, IYW returned +34.9% and VOX returned +2.9%, so IYW returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IYW or VOX?
- IYW charges 0.37% a year and VOX charges 0.09%, so VOX is cheaper. Fees come from each fund's prospectus.
- How much do IYW and VOX overlap with the S&P 500?
- By their latest filed holdings, 96% of IYW and 84% of VOX by weight is stocks the S&P 500 already holds. Between the two funds, 17% of their books are the same securities at the same weight.
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Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, IYW against VOX, data as of Sep 12, 2026. https://etfiq.com/compare/any/IYW-VOX Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources