Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
IVV vs VOX: how they differ
IVV and VOX hold 10% of their weight in the same names, and IVV returned more over the year.
iShares Core S&P 500 ETF and Vanguard Communication Services Index Fund.
What they hold in common
By the books each fund has filed, IVV and VOX hold 10% of their money in the same securities at the same weight.
| Holding | IVV | VOX |
|---|---|---|
| Alphabet, Inc. | 3.25% | 16.14% |
| Alphabet, Inc. | 2.59% | 10.61% |
| Meta Platforms, Inc. | 1.92% | 21.12% |
| Netflix, Inc. | 0.47% | 4.77% |
| Verizon Communications, Inc. | 0.27% | 4.17% |
| Walt Disney Co. (The) | 0.26% | 3.96% |
| AT&T, Inc. | 0.22% | 3.69% |
| Comcast Corp. | 0.14% | 2.36% |
| T-Mobile US, Inc. | 0.12% | 2.50% |
| Warner Bros Discovery, Inc. | 0.10% | 2.74% |
| Electronic Arts, Inc. | 0.07% | 2.00% |
| Take-Two Interactive Software, Inc. | 0.07% | 2.09% |
| Only in IVV | Only in VOX |
|---|---|
| NVIDIA Corp. 7.52% | AST SpaceMobile Inc 1.42% |
| Apple, Inc. 6.59% | ROBLOX Corp 1.37% |
| Microsoft Corp. 4.30% | Liberty Media Corp-Liberty Formula One 1.16% |
| Amazon.com, Inc. 3.62% | Reddit Inc 1.07% |
| Broadcom, Inc. 2.77% | Roku Inc 1.02% |
| Micron Technology, Inc. 2.02% | Pinterest Inc 0.72% |
| Tesla, Inc. 1.84% | New York Times Co/The 0.70% |
| Eli Lilly & Co. 1.47% | Lumen Technologies Inc 0.65% |
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 Jun 30, 2026 and May 31, 2026.
| IVV iShares Core S&P 500 ETF | VOX Vanguard Communication Services Index Fund | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | Vanguard |
| What it is | S&P 500 | Communication Services |
| Total return, 1 year | +17.6% | +2.9% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +0.1 pts | −14.6 pts |
| Expense ratio | 0.03% | 0.09% |
| Already in the S&P 500 | 100.0% | 84.5% |
| Holdings | 504 | 114 |
IVV in plain words
IVV is an index equity fund tracking the S&P 500. Over the year to Sep 11, 2026 it returned +17.6% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. By its holdings filed for Jun 30, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 504 positions, with the top ten at 36.4%.
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, IVV or VOX?
- In the year to Sep 12, 2026, with distributions reinvested, IVV returned +17.6% and VOX returned +2.9%, so IVV returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IVV or VOX?
- IVV charges 0.03% a year and VOX charges 0.09%, so IVV is cheaper. Fees come from each fund's prospectus.
- How much do IVV and VOX overlap with the S&P 500?
- By their latest filed holdings, 100% of IVV and 84% of VOX by weight is stocks the S&P 500 already holds. Between the two funds, 10% 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, IVV against VOX, data as of Sep 12, 2026. https://etfiq.com/compare/any/IVV-VOX Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources