Western & Southern Financial-backed Touchstone Investments, an asset manager, completed the acquisition of the mutual fund business of American International Group. Financial terms were not disclosed. "We remain dedicated to our sub-advised mutual fund approach and are committed to offering investment solutions based on partnerships with premier institutional asset managers. This acquisition reflects Touchstone's continued commitment to providing investors with access to best-in-class investment management through our mutual funds," Blake Moore, Touchstone Investments President and CEO.