An undisclosed buyer acquired 6.4% stake in MCT Danismanlik A.S. (IBSE:MCTAS) from Semsihan Karaca on June 22, 2018. An undisclosed buyer completed the acquisition of 6.4% stake in MCT Danismanlik A.S. (IBSE:MCTAS) from Semsihan Karaca on June 22, 2018.