Calumet Specialty Products Partners, L.P. (NASDAQ:CLMT – Get Free Report)’s share price gapped down prior to trading on Friday following a dissappointing earnings announcement. The stock had previously closed at $17.21, but opened at $16.45. Calumet Specialty Products Partners shares last traded at $16.07, with a volume of 134,862 shares. The oil and gas company […]