Medical marijuana update: The Greenbank (C.GBC) spin-off king comes to weed town By: Stockhouse Newswire April 16, 2014 at 14:09 PM EDT A new player in the weed space hasn't yet set the world alight. Perhaps that's because of his track record. Read More >> Related Stocks: Greenbank Capital Inc iPath Dow Jones-Goldman Sachs Crude Oil Fund