SAN ANTONIO — Miami-based investment firm Constellation Group has acquired 120 Ninth Street, a 220-unit multifamily property in San Antonio’s River Walk District. Units at the newly built property come in one- and two-bedroom floor plans, and amenities include a pool, fitness center and a dog park, as well as an outdoor courtyard with grilling stations, a lounge and a fire pit. Spencer Roy of Walker & Dunlop brokered the transaction. The seller was not disclosed. Scott Wadler, Michael Basinski and Matthew Nihan of Berkadia arranged acquisition financing through CrossHarbor Capital Partners on behalf of Constellation Group.