text: BlackRock to buy State Street Research from MetLife NEW YORK, August 26 (New Ratings) - BlackRock Inc (BLK.NYS), a leading US-based fixed-income asset management company, has reportedly agreed to buy State Street Research  amp; Management Company, a unit of MetLife Inc, for \$375 million in a cash and stock 
inputs: BlackRock to buy State Street Research from MetLife NEW YORK, August 26 (New Ratings) - BlackRock Inc (BLK.NYS), a leading US-based fixed-income asset management company, has reportedly agreed to buy State Street Research  amp; Management Company, a unit of MetLife Inc, for \$375 million in a cash and stock 