LLC Investment Company Tusk Quadro Securities acquired 18.4% stake in Dagestan Energy Supply Company, Public Joint-Stock Company (MISX:DASB) on April 11, 2017. LLC Investment Company Tusk Quadro Securities completed the acquisition of 18.4% stake in Dagestan Energy Supply Company, Public Joint-Stock Company (MISX:DASB) on April 11, 2017.