 Alliancebernstein L.P. raised its position in ExlService Holdings, Inc. NASDAQ:EXLS by 6.8 during the first quarter, Holdings Channel reports. The fund owned 58,096 shares of the business services providers stock after acquiring an additional 3,700 shares during the period. Alliancebernstein L.P.s holdings in ExlService were worth 3,023,000 as of its most recent filing with the ... 