Blue Hills Bancorp, Inc. (Blue Hills Bancorp) is the holding company for Blue Hills Bank (the Bank) and Nantucket Bank, a division of Blue Hills Bank. The Bank is a Massachusetts-chartered savings bank. Blue Hills Bank is the wholly owned subsidiary of Hyde Park Bancorp, Inc., a Massachusetts corporation, which is the wholly owned subsidiary of Hyde Park Bancorp, MHC, a Massachusetts mutual holding company. Blue Hills Bank�s business consists primarily of accepting deposits from the general public and investing those deposits, together with funds generated from operations and borrowing, in one- to four- family residential mortgage loans, commercial real estate loans, commercial business loans and investment securities. On January 18, 2014, the Bank completed the acquisition of three branches in Nantucket that operate under the name Nantucket Bank, a division of Blue Hills Bank.