The cloud computing ETFs least like the S&P 500
See 8 funds ranked by the share of the fund by weight that is held in S&P 500 companies. Updated Oct 20, 2026. Every fund here is sold on cloud computing, and they differ in how much of the index they hand you back. The one at the top is the one adding the most that is new.
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| # | Ticker | Fund | Weight in S&P 500 companies ↑ | Active share | Net assets | Fee |
|---|---|---|---|---|---|---|
| 1 | WCLD | WisdomTree Cloud Computing Fund | 15.7% | 98.2% | $245m | 0.45% |
| 2 | XSW | State Street SPDR S&P Software & Service | 21.4% | 95.5% | $476m | 0.35% |
| 3 | CLOU | Global X Cloud Computing ETF | 33.1% | 93.4% | $414m | 0.68% |
| 4 | SKYY | First Trust Cloud Computing ETF | 41.0% | 85.6% | $3.4bn | 0.60% |
| 5 | FCLD | Fidelity Cloud Computing ETF | 51.0% | 91.6% | $147m | 0.39% |
| 6 | CLOD | Themes Cloud Computing ETF | 69.9% | 86.7% | $2m | 0.35% |
| 7 | IGV | iShares Expanded Tech-Software Sector ET | 80.4% | 92.4% | $14.2bn | 0.38% |
| 8 | XIGV | Defiance US 100 Tech Ex Software ETF | 90.8% | 60.6% | $232,936 | 0.65% |
Method
The 8 of 8 ETFs in the cloud and software theme with a filed book, least overlap first, each measured against the S&P 500 holdings ETFIQ reads for the same date.
The rest of the method
Across the funds listed here the weight held in S&P 500 companies runs from 15.7% to 90.8%. A thematic fund is worth its fee only for the part of it you do not already own. The list sorts one published figure, with no scoring or weighting. Every fund ETFIQ covers in this category is eligible, closed funds included.
ETFIQ links to the documents behind every figure; a link is not an endorsement. A ranking is not a recommendation or an opinion.
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ETFIQ, The cloud computing ETFs least like the S&P 500, ranked by the share of the fund by weight that is held in S&P 500 companies, data as of Oct 20, 2026. https://etfiq.com/rankings/themes-off-index-cloud
ETFIQ. (Oct 20, 2026). The cloud computing ETFs least like the S&P 500, ranked by the share of the fund by weight that is held in S&P 500 companies. Retrieved from https://etfiq.com/rankings/themes-off-index-cloud
[The cloud computing ETFs least like the S&P 500, ranked by the share of the fund by weight that is held in S&P 500 companies (ETFIQ, Oct 20, 2026)](https://etfiq.com/rankings/themes-off-index-cloud)
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