Valeura Energy (VLE CN)1,6; BUY, C$11.50: Program to appraise and de-risk the basin centered natural gas accumulation on track | Urals Energy (UEN LN) (not covered): YE17 reserves & resources CPR | SDX Energy (SDX LN/CN): BUY, £0.80; Private investor call | TransGlobe Energy (TGL CN); BUY, C$3.75: 1Q18 results and potentially meaningful exploration drilling upcoming | Africa Oil (AOI CN/SS): BUY, C$2.20; 1Q18 results |