 Alliancebernstein L.P. lifted its holdings in Liberty Broadband Corp Series A NASDAQ:LBRDA by 8.8 in the 4th quarter, according to its most recent Form 13F filing with the Securities and Exchange Commission SEC. The fund owned 16,108 shares of the companys stock after purchasing an additional 1,300 shares during the quarter. Alliancebernstein L.P.s holdings in ... 