Two popular cloud computing ETFs are the Global X Cloud Computing ETF (CLOU) and the WisdomTree Cloud Computing Fund (WCLD). Although these ETFs track different indices, they both aim to capture above-average returns by investing in a concentrated portfolio of cloud computing companies.
Source: ETF.com CLOU vs WCLD Comparison
The Global X ETF charges an expense ratio of 0.68% and holds $1.02B in assets, while the WisdomTree ETF holds $600M in assets and charges a lower fee of 0.45%. Both ETFs are highly liquid, although only CLOU has options contracts available