Yes, if you wish to invest through the financial markets, you can purchase exchange traded funds (ETF’s) MJ and/or HMMJ.
Exchange Traded Funds function like mutual funds which is a good .conservative way to spread your risk
If you do not currently have a brokerage account, you can establish an online account through Charles Schwab, TD Ameritrade, or Etrade.
Currently, the cannabis space is depressed or out of favor making it a good time to consider investing although you may want to wait until you see an upturn before you jump in,.
You can track the price movements of the two above securities at bigcharts.com .