Data as of Sep 4, 2026. Both funds on the fields they both publish, from the same sources.
VOO vs XLK
Vanguard 500 Index Fund and State Street(R) Technology Select Sector SPDR(R) ETF.
What they hold in common
By the books each fund has filed, VOO and XLK hold 37% of their money in the same securities at the same weight.
| Holding | VOO | XLK |
|---|---|---|
| NVIDIA Corp | 7.53% | 14.66% |
| Apple Inc | 6.61% | 12.86% |
| Microsoft Corp | 4.31% | 8.38% |
| Broadcom Inc | 2.78% | 5.41% |
| Micron Technology Inc | 2.02% | 5.42% |
| Advanced Micro Devices Inc | 1.47% | 5.28% |
| Intel Corp | 1.03% | 3.68% |
| Applied Materials Inc | 0.89% | 3.20% |
| Lam Research Corp | 0.84% | 3.02% |
| Cisco Systems Inc | 0.72% | 2.59% |
| KLA Corp | 0.61% | 2.20% |
| Sandisk Corp | 0.52% | 1.88% |
| Only in VOO | Only in XLK |
|---|---|
| Amazon.com Inc 3.63% | Seagate Technology Holdings PLC 1.21% |
| Alphabet Inc 3.26% | Accenture PLC 0.43% |
| Alphabet Inc 2.60% | NXP Semiconductors NV 0.40% |
| Meta Platforms Inc 1.92% | Flex Ltd 0.33% |
| Tesla Inc 1.84% | TE Connectivity PLC 0.33% |
| Eli Lilly & Co 1.48% | |
| Berkshire Hathaway Inc 1.43% | |
| JPMorgan Chase & Co 1.26% |
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 as filed for Jun 30, 2026.
| VOO Vanguard 500 Index Fund | XLK State Street(R) Technology Select Sector SPDR(R) ETF | |
|---|---|---|
| Where it sits | Core fund | Core fund |
| Issuer | Vanguard | State Street |
| What it is | S&P 500 | Technology |
| Total return, 1 year | +20.1% | +43.4% |
| S&P 500 over the same days | +20.0% | +20.0% |
| Gap to the S&P 500 | +0.1 pts | +23.4 pts |
| Expense ratio | 0.03% | 0.08% |
| Already in the S&P 500 | 100.0% | 100.0% |
| Holdings | 506 | 74 |
VOO in plain words
VOO is a index equity fund tracking S&P 500. Over the year to Sep 4, 2026 it returned +20.1% with distributions reinvested, against +20.0% for the S&P 500 and +25.6% 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 506 positions, with the top ten at 36.5%.
XLK in plain words
XLK is a index equity fund tracking Technology. Over the year to Sep 4, 2026 it returned +43.4% with distributions reinvested, against +20.0% for the S&P 500 and +25.6% for the Nasdaq-100. The prospectus expense ratio is 0.08% 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 74 positions, with the top ten at 64.5%. It sat 5.4% below its high of Jun 2, 2026 on Sep 4, 2026.
Questions people ask
- Which returned more over the last year, VOO or XLK?
- In the year to Sep 4, 2026, with distributions reinvested, VOO returned +20.1% and XLK returned +43.4%, so XLK returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, VOO or XLK?
- VOO charges 0.03% a year and XLK charges 0.08%, so VOO is cheaper. Fees come from each fund's prospectus.
- How much do VOO and XLK overlap with the S&P 500?
- By their latest filed holdings, 100% of VOO and 100% of XLK by weight is stocks the S&P 500 already holds. Between the two funds, 37% 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, VOO against XLK, data as of Sep 4, 2026. https://etfiq.com/compare/any/VOO-XLK.html Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources