Rickardo Welyhorsky, Chief Operating Officer at Signature Resources, holds 750.00K shares in Avalon Advanced Materials (Ticker: AVLNF), holds 5.76M shares in Signature Resources (Ticker: TSE:SGU). Most recently, Rickardo Welyhorsky Bought ― shares of Avalon Advanced Materials on Feb 15, 2023 for an estimated value of 52.50K.