Golden Star Resources Ltd.

10:29 AM EST - Golden Star Resources Ltd. : Announced its preliminary production results for 2018 and its guidance for FY 2019, as well as a change to its management team. Consolidated gold production for FY 2018 of 224,861 ounces, 139 ounces below the low end of guidance. FY 2019 consolidated guidance for gold production of 220,000-240,000 ounces; Significant decrease in projected operating cost per ounce expected in 2019: FY 2019 consolidated cash operating cost1 per ounce expected to be $620-$680, which is ~20% lower than the mid-point of the 2018 guidance range ($810). Golden Star Resources Ltd. shares T.GSC are trading down $0.04 at $4.23.