 Alliancebernstein L.P. trimmed its stake in Central Garden Pet Co NASDAQ:CENTA by 5.4 during the fourth quarter, according to its most recent disclosure with the Securities and Exchange Commission SEC. The firm owned 119,510 shares of the companys stock after selling 6,820 shares during the period. Alliancebernstein L.P. owned about 0.22 of Central Garden ... 