28 State Street in Boston was acquired in 2014 in a deal reportedly valued at $345 million. 28 State Street in Boston was acquired in 2014 in a deal reportedly valued at $345 million.

BOSTON—A joint venture that includes New York City-based Rockefeller Group, U.S. Premier Office Fund LP and Mitsubishi Estate New York have sold the 40-story office tower at 28 State St. here for approximately $418 million.