Eko Sphere Kz acquired stakes in Ekibastuz Microspheres KZ and Eko Microspheres KZ from Eko Export S.A. (WSE:EEX) on December 27, 2017. Eko Sphere Kz completed the acquisition of stakes in Ekibastuz Microspheres KZ and Eko Microspheres KZ from Eko Export S.A. (WSE:EEX) on December 27, 2017.