KEY POINTS
  • Michigan voters authorize the legalization of possession, use and cultivation of marijuana products by those at least 21 years old. 
  • Cannabis stocks got an initial boost following Tuesday's midterm election results that largely favored the marijuana industry, then retreated.
In this Tuesday, Oct. 2, 2018, photo, a clerk reaches for a container of marijuana buds for a customer at Utopia Gardens, a medical marijuana dispensary, in Detroit. 

Michigan voted to legalize marijuana for recreational use, ending decades of prohibition and ushering in a new era of cannabis law and a burgeoning cannabis industry.

Cannabis stocks got an initial boost following Tuesday's midterm election results that largely favored the marijuana industry. Shares of major cannabis companies rallied during Wednesday's premarket. Tilray gained as much as 6.6 percent; Canopy Growth added 3 percent; Aurora Cannabis rose 3.6 percent; Cronos Group was 4.2 percent higher; and Aphria was up 2.4 percent. All retreated from most of the gains by midday.