Luma Investment S.A. acquired additional 16.65% stake in Protektor S.A. (WSE:PRT) on July 9, 2018. Post transaction, Luma Investment will own 32.9% stake in Protektor. Luma Investment S.A. completed the acquisition of additional 16.65% stake in Protektor S.A. (WSE:PRT) on July 9, 2018.