 CHICAGO, June 25, 2021 GLOBE NEWSWIRE -- GCM Grosvenor Nasdaq: GCMG, a global alternative asset management solutions provider, announced that it joined the Russell 2000 Index after the equity markets closed today as part of the 2021 Russell indexes reconstitution. The new index will be effective at the opening of U.S. equity markets on June 28, 2021. 