BlackRock does not purchase individual properties.
https://www.blackrock.com/corporate/newsroom/setting-the-record-straight/buying-houses-facts
Recently, BlackRock has been the subject of speculation, misperception, and even mistaken identity in media reports and on social media regarding our role in the U.S. housing market.
We want to make perfectly clear: BlackRock is not buying individual houses in the U.S.
Blackstone does buy individual properties.
https://www.resiclubanalytics.com/p/blackstone-will-thirdlargest-us-singlefamily-portfolio-completes-tricon-residential-acquisition
According to Parcl Labs’ proprietary database, once Blackstone completes its Tricon Residential acquisition, it will have the third-largest U.S. single-family portfolio (61,964 U.S. single-family homes), behind Progress Residential (83,502 single-family homes) and Invitation Homes (81,716 single-family homes).