 The U.S.-listed shares of OrganiGram Holdings Inc. OGI, 0.68 OGI, -0.44 rose 0.7 in premarket trading Tuesday, after the Canada-based cannabis company reported a narrower fiscal second-quarter loss and revenue that more than doubled to beat expectations and as gross margin swung to positive. The net loss for the quarter to Feb. 28 was C4.05 million 3.20 million, after a loss of C66.39 million in the year-ago period. 