Marianne De Backer, Director at Arrowhead Pharmaceuticals, holds 678.46K shares in Vir Biotechnology (Ticker: VIR), holds 31.27K shares in Arrowhead Pharmaceuticals (Ticker: ARWR), holds 14.08K shares in Kronos Bio (Ticker: KRON). Most recently, Marianne De Backer Sold ― shares of Vir Biotechnology on Apr 04, 2024 for an estimated value of 689.80K.