Petroalianza International Ltd. acquired an additional stake in Lupatech OFS S.A.S. for $1.7 million on May 3, 2018. The transaction involves obligation on the part of Petroalianza International Ltd., to acquire additional stake in Lupatech OFS S.A.S. for $1.93 million in monthly payments up to July 31, 2018, and also an option to acquire additional stake to become major shareholder of Lupatech OFS S.A.S for a minimum price of $3 million if exercised until August, 31, 2018 and for a cap value of $4 million if it is exercised until January 31, 2019. Petroalianza International Ltd. completed the acquisition of an additional stake in Lupatech OFS S.A.S. on May 3, 2018.