Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
ACWI vs XLK: how they differ
ACWI and XLK hold 21% of their weight in the same names, and XLK returned more over the year.
iShares MSCI ACWI ETF and State Street(R) Technology Select Sector SPDR(R) ETF.
What they hold in common
By the books each fund has filed, ACWI and XLK hold 21% of their money in the same securities at the same weight.
| Holding | ACWI | XLK |
|---|---|---|
| NVIDIA CORPORATION | 4.89% | 14.66% |
| APPLE INC. | 4.02% | 12.86% |
| MICROSOFT CORPORATION | 2.90% | 8.38% |
| BROADCOM INC. | 1.90% | 5.41% |
| MICRON TECHNOLOGY, INC. | 0.59% | 5.42% |
| ADVANCED MICRO DEVICES, INC. | 0.58% | 5.28% |
| INTEL CORPORATION | 0.43% | 3.68% |
| CISCO SYSTEMS, INC. | 0.36% | 2.59% |
| LAM RESEARCH CORPORATION | 0.33% | 3.02% |
| PALANTIR TECHNOLOGIES INC. | 0.32% | 1.49% |
| APPLIED MATERIALS, INC. | 0.32% | 3.20% |
| ORACLE CORPORATION | 0.28% | 1.39% |
| Only in ACWI | Only in XLK |
|---|---|
| AMAZON.COM, INC. 2.58% | Sandisk Corp 1.88% |
| ALPHABET INC. 2.26% | Seagate Technology Holdings PLC 1.21% |
| ALPHABET INC. 1.87% | Accenture PLC 0.43% |
| Taiwan Semiconductor Manufacturing Compa 1.73% | NXP Semiconductors NV 0.40% |
| META PLATFORMS, INC. 1.34% | Flex Ltd 0.33% |
| TESLA, INC. 1.09% | TE Connectivity PLC 0.33% |
| JPMORGAN CHASE & CO. 0.86% | Akamai Technologies Inc 0.10% |
| ELI LILLY AND COMPANY 0.76% | Skyworks Solutions Inc 0.06% |
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 Jun 30, 2026.
| ACWI iShares MSCI ACWI ETF | XLK State Street(R) Technology Select Sector SPDR(R) ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | State Street |
| What it is | MSCI ACWI | Technology |
| Total return, 1 year | +19.1% | +39.2% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +1.6 pts | +21.7 pts |
| Expense ratio | 0.32% | 0.08% |
| Already in the S&P 500 | 61.4% | 100.0% |
| Holdings | 2307 | 74 |
ACWI in plain words
ACWI is an index equity fund tracking the MSCI ACWI. Over the year to Sep 11, 2026 it returned +19.1% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.32% a year. By its holdings filed for Apr 30, 2026, 61% of the fund by weight is stocks the S&P 500 also holds, across 2307 positions, with the top ten at 24.6%.
XLK in plain words
XLK is an index equity fund tracking the Technology. Over the year to Sep 11, 2026 it returned +39.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% 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 5.2% below its high of Jun 2, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, ACWI or XLK?
- In the year to Sep 12, 2026, with distributions reinvested, ACWI returned +19.1% and XLK returned +39.2%, so XLK returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, ACWI or XLK?
- ACWI charges 0.32% a year and XLK charges 0.08%, so XLK is cheaper. Fees come from each fund's prospectus.
- How much do ACWI and XLK overlap with the S&P 500?
- By their latest filed holdings, 61% of ACWI and 100% of XLK by weight is stocks the S&P 500 already holds. Between the two funds, 21% of their books are the same securities at the same weight.
Other comparisons
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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, ACWI against XLK, data as of Sep 12, 2026. https://etfiq.com/compare/any/ACWI-XLK Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources