Marvin Cosey, as the Guardian of Amiyah S. Cosey v. Global Blood Therapeutics, Inc. and Pfizer Inc.

UNITED STATES DISTRICT COURT FOR THE NORTHERN DISTRICT OF ILLINOIS EASTERN DIVISION MARVIN COSEY, as the Guardian of ) AMIYAH S. COSEY, ) ) Plaintiff, ) Case No. 1:25-CV-09400 ) v. ) Judge Sharon Johnson Coleman ) GLOBAL BLOOD THERAPEUTICS, INC. ) and PFIZER INC., ) ) Defendants. ) MEMORANDUM OPINION AND ORDER Plaintiff, Amiyah S. Cosey (“Plaintiff”), through her guardian, Marvin Cosey, filed suit against Defendants,’ Global Blood Therapeutics, Inc., and Pfizer, Inc. (together, Defendant’s) to recover damages for injuries Plaintiff sustained in connection with her ingestion of Oxbryta (or…