Compass Minerals (CMP) shares soared 13.3% in the last trading session to close at $15.51. The move was backed by solid volume with far more shares changing hands than in a normal session. This compares to the stock's 39% loss over the past four weeks. The surge in Compass Minerals' stock price can be attributed to the completion of an amendment to its credit agreement, which provides temporary financial covenant relief amidst challenges posed by a mild deicing season and decreased plant nutrition earnings. ...