Wednesday's Small-Cap Winners & Losers

Canada Southern Petroleum (CSPLF Quote) surged on news that Petro Canada's (PCZ Quote) Nosara Holdings unit increased its offer to acquire the company to $13 a share, up from an earlier offer of $11 and topping Canadian Oil Sands Trust's June 30 bid of $11.10. Canada Southern Petroleum was gaining $1.73, or 14.8%, to $13.40 recently.

Fronteer Development Group(FRG Quote) strengthened after the company said that Aurora Energy Resources, in which it holds a 49.3% interest, reported new wider and higher-grade drill intersections that continue to expand the Michelin uranium deposit. Shares of Fronteer Development Group, which engages in the acquisition and exploration of mineral properties, gained 51 cents, or 11.6%, to $4.89.

Wegener(WGNR Quote), a provider of products for TV, audio and data-distribution networks, jumped 22% following its latest quarterly earnings report. The company said revenue for the third quarter rose to $6.6 million from $4.3 million a year ago. Wegener earned $138,000, or 1 cent a share, vs. last year's loss of $620,000, or 5 cents a share. Shares were higher by 26 cents to $1.40. ...