Andrew Neil Smith, Chairman at Aleafia Health, holds 649.87K shares in Sona Nanotech Inc (Ticker: TSE:SONA), holds 1.55M shares in Aleafia Health (Ticker: ALEAF). Most recently, Andrew Neil Smith Bought ― shares of Sona Nanotech Inc on Oct 13, 2018 for an estimated value of 25.00K.