1.4872 PTT at close Nov.21st Bioamber last traded on Nov.21st https://ca.finance.yahoo.com/quote/PTTPF/community?p=PTTPF February 18, 2021 2:25 PM EST PTT Public Company Limited (PTT:TB) (PTTPF) PT Raised to Bt50 at CLSA https://www.streetinsider.com/Analyst+PT+Change/PTT+Public+Company+Limited+%28PTT%3ATB%29+%28PTTPF%29+PT+Raised+to+Bt50+at+CLSA/17997323.html