Draper and Kramer, Incorporated, a national real estate services firm, today announced it has expanded its multifamily portfolio with the acquisition of HUBBARD221, a 195-unit luxury apartment tower in Chicago’s River North neighborhood. The property was purchased by Draper and Kramer through a 1031 exchange following the firm’s sale of Prairies Shores, a 1,675-unit, multi-building apartment community in Chicago’s Bronzeville neighborhood. Terms of the purchase were not disclosed.