Class of 2015 – MacArthur Foundation
macfound.org
macfound.org
To answer your question: yes, a substantial proportion of MacArthur fellows every year are affiliated with places like (from this year) Harvard, Stanford, MIT, Berkeley, Princeton, UChicago, Cornell, Columbia, etc.
In particular, go down to the bottom for the outbound links to the macfound.org summary lists for each year.
Definitely interesting to browse: Stephen Wolfram (1981). Jared Diamond (1985). David Donoho (1991). DFW (1997). Tim B-L (1998). David Simon (2010). One forgets.