▁included ▁in ▁the ▁records . ▁The ▁bre ach ▁was ▁not ▁reported ▁to ▁the ▁authorities ▁until ▁May ▁ 2 0 0 8 , ▁and ▁letters ▁were ▁sent ▁to ▁those ▁affect s ▁on ▁May ▁ 2 2 , ▁ 2 0 0 8 . ▁ ▁In ▁August ▁ 2 0 0 8 , ▁the ▁number ▁of ▁affected ▁individuals ▁was ▁raised ▁to ▁ 1 2 . 5 ▁million , ▁ 8 ▁million ▁more ▁than ▁originally ▁thought . ▁ ▁IT ▁system ▁out ages ▁ ▁On ▁Saturday , ▁August ▁ 2 2 , ▁ 2 0 1 5 , ▁B N Y ▁M ell on ' s ▁Sun G ard ▁account ing ▁system ▁broke ▁down ▁during ▁a ▁software ▁change . ▁This ▁led ▁to ▁the ▁bank ▁being ▁unable ▁to ▁calculate ▁net ▁asset ▁value ▁( NA V ) ▁for ▁ 1 , 2 0 0 ▁mut ual ▁funds ▁via ▁autom ated ▁computer ▁system . ▁Between ▁the ▁break down ▁and ▁the ▁event ual ▁fix , ▁the ▁bank ▁calculated ▁the ▁values ▁using ▁alternative ▁means , ▁such ▁as ▁manual ▁operation ▁staff . ▁By ▁Wed nes day , ▁August ▁ 2 6 , ▁the ▁system ▁was ▁still ▁not ▁fully ▁oper ational . ▁The ▁system ▁was ▁finally ▁oper ational ▁to ▁regular ▁capacity ▁the ▁following ▁week . ▁As ▁a ▁result ▁of ▁a ▁Massachusetts ▁Sec ur ities ▁Division ▁investigation ▁into ▁the ▁company ' s ▁failure ▁and ▁lack ▁of ▁a ▁backup ▁plan , ▁the ▁company ▁paid ▁$ 3 ▁million . ▁ ▁In ▁December ▁ 2 0 1 6 , ▁another ▁major ▁technology ▁issue ▁caused ▁B N Y ▁M