Monday's Small-Cap Winners & Losers

CanArgo Energy (CNR Quote) surged after the company announced promising findings in a Georgian appraisal well. The oil and gas company, currently running operations in Georgia and Kazakhstan, drilled Cretaceous-aged rock to a total depth of 16,762 feet. A preliminary analysis indicated "a potentially significant hydrocarbon column in the well with no definitive presence of a hydrocarbon-water contact. The company expects initial testing on the well to be complete by year-end. Shares were trading up 23 cents, or 17.8%, to $1.52.

DynCorp International (DCP Quote) rocketed after the Falls Church, Va.-based company announced that its Global Linguistic Solutions joint venture had won a $4.6 billion translation services contract with the U.S. Army and other government agencies in connection with the Iraq war. McNeil Technologies is DynCorp's partner in the venture. Shares were gaining $2.68, or 19.3%, to $16.59.

Bucyrus International (BUCY Quote) shares were leaping after the mining-equipment maker announced it would buy Germany's DBT GmbH, a subsidiary of RAG Coal International, in a $731 million cash and stock deal. Shares were up $6.01, or 14.1%, to $48.74. ...