The following are the largest in the US right now:

• The Horizons Marijuana Life Sciences Index ETF (OTC: HMLSF) (TSE:HMMJ)

• The ETFMG Alternative Harvest ETF (NYSE:MJ)

• The AdvisorShares Pure Cannabis ETF (NYSE: YOLO)

• The Cannabis ETF (NYSE:THCX)

• The Amplify Seymour Cannabis ETF (NYSE:CNBS)