0001016964-09-000020 13F-NT 1 20090930 20091113 20091112 20091113 OLD MUTUAL (US) HOLDINGS INC. 0000796370 6282 042714625 DE 1231 13F-NT 34 028-11931 091178375 200 CLARENDON STREET, 53RD FLOOR BOSTON MA 02116 (617) 369-7300 200 CLARENDON STREET, 53RD FLOOR BOSTON MA 02116 UNITED ASSET MANAGEMENT CORP 19920703 13F-NT 1 omush09300913f.txt FORM 13F FOR 9/30/09