Roger Flowerdew, Former at Calyx Bio-Ventures, holds 40.00K shares in Calyx Bio-Ventures (Ticker: TSE:CYX.H), holds 808.50K shares in Trenchant Capital Corp (Ticker: TSE:AITT). Most recently, Roger Flowerdew Bought ― shares of Calyx Bio-Ventures on Jan 26, 2009 for an estimated value of 3.60K.