▁are ▁reg ulated ▁by ▁the ▁U . S .' s ▁Sec ur ities ▁and ▁Exchange ▁Commission ▁and ▁National ▁Association ▁of ▁Sec ur ities ▁De al ers , ▁the ▁U . K .' s ▁Fin an cial ▁Services ▁Author ity , ▁the ▁Ontario ▁Sec ur ities ▁Commission , ▁and ▁the ▁Hong ▁Kong ▁Sec ur ities ▁and ▁Fut ures ▁Commission . ▁ ▁T rem ont ▁Group ▁inv ested ▁with ▁M ado ff ▁starting ▁in ▁ 1 9 9 7 ▁via ▁its ▁R ye ▁In vest ment ▁Management ▁division , ▁head qu arter ed ▁in ▁R ye , ▁New ▁York . ▁T rem ont ▁Group ▁closed ▁the ▁R ye ▁In vest ment ▁Management ▁division ▁in ▁January ▁ 2 0 0 9 . ▁ ▁Massachusetts ▁Mut ual ▁Life ▁In sur ance ▁Company ' s ▁O ppen heimer ▁Fund s ▁Inc . ▁unit ▁paid ▁$ 1 4 0 ▁million ▁to ▁purchase ▁T rem ont ▁from ▁Man z ke ▁in ▁ 2 0 0 1 . ▁ ▁Man z ke ▁left ▁T rem ont ▁in ▁ 2 0 0 5 . ▁ ▁In ▁January ▁ 2 0 0 6 , ▁Ru pert ▁A . ▁All an ▁became ▁President ▁of ▁T rem ont ▁Group . ▁ ▁In ▁June ▁ 2 0 0 7 , ▁he ▁was ▁also ▁named ▁CE O ▁of ▁T rem ont ▁Group , ▁replacing ▁Schul man , ▁who ▁remained ▁chairman ▁of ▁T rem ont ▁Group ▁until ▁his ▁ret irement ▁in ▁July ▁ 2 0 0 8 . ▁ ▁M ado ff ▁scheme ▁fall out ▁The ▁h edge