Live feed10:00:32·1162dNEWSReleasevia Quantisnow+26Benzinga's Top Ratings Upgrades, Downgrades For February 22, 2023ByQuantisnow·Wall Street's wire, on your screen.AA· Alcoa CorporationABBV· AbbVie Inc.ACMR· ACM Research Inc.AIG· American International Group Inc. NewBCRX· BioCryst Pharmaceuticals Inc.BMRN· BioMarin Pharmaceutical Inc.IndustrialsHealth CareTechnology