Cannabis Central: Pot Stock Index Went Flat On Friday By: TalkMarkets October 17, 2020 at 10:05 AM EDT The Pure-Play Pot Stock Index was flat on Friday with 13 of the 25 constituents advancing and 12 declining. Read More >> Related Stocks: Charlotte's Web Holdings Inc Greenlane Holdings Inc Cl A Harvest Health & Recreation Inc Medicine Man Technologies Inc Valens Groworks Corp