 Constellation Brands Inc. shares STZ, -0.61 rose 2.6 in premarket trade Thursday, after the drinks company blew past estimates for its fiscal second quarter. The company posted a net loss of 1.151 billion, or 6.30 a share, for the quarter to Aug. 31, after earnings of 1.5 million, or 1 cent a share, in the year-earlier period. 