Gehl ( GEHL) gained after the construction- and agricultural-equipment maker posted an increase in second-quarter earnings. The company reported income from continuing operations of $9.4 million, or 75 cents a share, up from $5.8 million, or 55 cents a share, a year ago. Sales increased 9% from a year ago to $139.5 million. Two analysts polled by Thomson First Call were looking for earnings of 73 cents a share. Gehl also reaffirmed its fiscal 2006 outlook for earnings from continuing operations of $2.20 to $2.30 a share on revenue of $485 million to $495 million. Shares gained $3.78, or 15.6%, to $27.97 recently. Compass Minerals International ( CMP) advanced after the salt and fertilizer maker reported a wider second-quarter loss but still beat Wall Street's expectations. The company lost $2.1 million, or 7 cents a share, compared with a loss of $700,000, or 3 cents a share, a year ago. Last year's results included a noncash benefit from the release of a tax reserve. Revenue grew 11% to $108.1 million. Analysts were looking for the company to post a loss of 14 cents a share on revenue of $95.6 million. Shares were adding $1.02, or 4%, to $26.52. On Track Innovations ( OTIV) fell following word that the smart-card technology developer was eliminated from the group of vendors being considered for the U.S. government's electronic-passport program. The company said it intends to appeal the decision. On Track said it had been eliminated from the competition previously and successfully appealed to the U.S. Court of Federal Claims in December for reinstatement. The company said it was "confident in the superiority of our product, and we are continuing with the appeal process." Shares fell 78 cents, or 7.4%, to $9.76.