UPDATE 2-BTG Pactual scrambles to contain Esteves arrest fallout
November 25, 2015 at 19:05 PM EST
SAO PAULO, Nov 25 (Reuters) - Brazil's Grupo BTG Pactual SA scrambled to contain fallout from the arrest of its billionaire boss on Wednesday, tapping cash reserves to cover client redemptions and announcing a stock buyback to prop up plunging shares.