Positive drug trial results are boosting pharmaceutical stocks today, with Corbus Pharmaceuticals Holdings Inc. (NASDAQ:CRBP) and Eli Lilly & Co. (NYSE:LLY) drawing investor attention after encouraging developments for their latest obesity drugs.Corbus noted its Phase 1a study for its oral CRB-913 medication, which targets different pathways than GLP-1 drugs, showed a favorable safety profile and emerging weight loss evidence. The small-cap stock was last seen up 2% to trade at $10.46, bouncing off$10 afte ...