Donald Stephen Bubar, President & Chief Executive Officer at Avalon Advanced Materls, holds 485.00K shares in Imperial Mining Group Ltd. Class A (Ticker: TSE:IPG), holds 7.31M shares in Avalon Advanced Materls (Ticker: AVLNF), holds 2.00M shares in Copper Lake Resources (Ticker: TSE:CPL). Most recently, Donald Stephen Bubar Bought ― shares of Imperial Mining Group Ltd. Class A on Sep 01, 2020 for an estimated value of 7.50K.