PVLA ▲ +0.5% - Palvella Therapeutics, Inc. $PVLA - Palvella Therapeutics Appoints James R. Treat, M.D., Nationally Recognized Pediatric Dermatologist as Chief Medical Officer Palvella Therapeutics appointed James R. Treat, M.D., a nationally recognized pediatric dermatologist, to the role of Chief Medical Officer, a move that likely reinforced investor confidence in the company's clinical and medical leadership. The stock rose 0.5% on the announcement. 09-SEP-2026 07:30 AM ET