Columbus Energy Resources (CERP LN) (not covered): Operational update in Trinidad | PetroTal (PTAL LN/TAL CN)1; BUY, £0.40: Exploration drilling results in adjacent block | G3 Exploration (G3E LN) (not covered): FY18 results | Jadestone Energy (JSE LN/CN); HOLD, £0.50: 4Q18 results | Equinor (EQNR NO) (not covered): Divestment in Norway | Valeura Energy (VLE CN)7; BUY, C$10.00: London listing | Maurel & Prom (MAU FP) (not covered): 1Q19 update