Bitcoin miner Marathon Digital to join S&P SmallCap 600, shares jump 18%

Source: Cointelegraph.com NewsMarathon Digital will officially be added to the index fund on May 8.Read MoreMarathon Digital Holdings, MARA, S&P Dow Jones Indices, S&P SmallCap 600 Index, CleanSpark, TeraWulf, Iris Energy, Phoenix Group