ING Group completed the sale of Baring Asset Management's global investment management activities to MassMutual Financial Group, as well as the sale of Baring's Financial Services Group to Northern Trust, the three companies announced today. The deal boosts assets under management by MassMutual and its subsidiaries by roughly $35 billion to $350 billion, according to a MassMutual news release. The deal gives Northern Trust an additional $70 billion in funds under administration, another $33 billion in custody and $33 billion in trust assets, according to a Northern Trust news release. The terms of the ING-MassMutual transaction weren't disclosed. Northern Trust said it paid roughly $500 million for Baring FSG.