GLAXF - Arrowhead Pharma: We Can Afford To Wait For More Proof June, 28 2022 11:17 AM GlaxoSmithKline Plc Arrowhead is a leader in RNAi. ARWR has a vast platform. I will wait for the first approval before investing. For further details see: Arrowhead Pharma: We Can Afford To Wait For More Proof