 Shares of Workhorse Group Inc. WKHS, 0.73 dropped 2.9 in premarket trading Tuesday, after the electric delivery trucks maker reported a wider-than-expected third-quarter loss and revenue that came up short, but affirmed its full-year revenue outlook. The net loss narrowed to 35.4 million, or 22 cents a share, from 81.1 million, or 63 cents a share, in the year-ago period. 