 Avadel Pharmaceuticals NASDAQ:AVDL was upgraded by analysts at BidaskClub from a sell rating to a hold rating in a research report issued on Saturday, BidAskClub reports. A number of other research analysts have also recently weighed in on AVDL. Craig Hallum lifted their price target on shares of Avadel Pharmaceuticals from 18.00 to 13.50 in ... 