An Pha Petroleum Group Joint Stock Company (HOSE:ASP) acquired additional 19.9% stake in MTGAS Joint Stock Company on June 12, 2018. Pre- acquisition An Pha Petroleum Group Joint Stock Company held 2.35 million shares representing 37.26% stake and post acquisition holds 3.6 million shares representing 57.14% stake in MTGAS Joint Stock Company. An Pha Petroleum Group Joint Stock Company (HOSE:ASP) completed the acquisition of additional 19.9% stake in MTGAS Joint Stock Company on June 12, 2018.