Third Amendmet to the Production Sharing Conctrat by and among RDSTP, Equator Exploration STP block 5 Limited and Kosmos Energy STP for Block 5

First Addendum to the production Sharing Contract Between RDSTP, Kosmos Energy STP for Block 11

Third Amendment to the Production Sharing Contract by and among RDSTP and GALP Energia STP and Kosmos Energy STP for Block 11

Terceira Adenda ao Contrato de partilha entre RDSTP e GALP Energia STP e Kosmos Eergy STP para o Bloco 11

Second Amendment to the Production Sharing Contract between RDSTP and Exploration STP block 5 Limited for Block 5

Extrato da Conta Nacional de Petroleo Junto ao Banco Central de STP