Cannabis Central: Pure-Play Pot Stock Index Up 37.2% In First Two Weeks Of 2021 By: TalkMarkets January 17, 2021 at 22:30 PM EST The Pure-Play Pot Stock Index went up 19.9% during the first week of January 2021 and another 14.4% this past week. Read More >> Related Stocks: Acreage Holdings Inc Aphria Inc Tilray Brands Inc