 Shares of FuelCell Energy Inc. FCEL, 0.16 sank 9.0 in premarket trading Thursday, after the maker of fuel cells for clean electric power generation reported a wider-than-expected fiscal first-quarter loss, even as sales more than doubled to beat expectations. The net loss for the quarter to Jan. 31 narrowed to 41.4 million, or 11 cents a share, from a loss of 46.8 million, or 15 cents a share, in the year-ago period. 