Arrowhead Pharmaceuticals Inc (ARWR) CEO Christopher Richard Anzalone Sold $5.8 million of Shares (Guru Focus) CEO of Arrowhead Pharmaceuticals Inc, Christopher Richard Anzalone, sold 100,000 shares of ARWR on 10/23/2020 at an average price of $58.21 a share. The total sale was $5.8 million. Arrowhead Pharmaceuticals Inc is a biotechnology company. It is engaged in the development of medicine to treat diseases such as hepatitis B, and thrombosis with a genetic origin, primarily divided by the overproduction of one or more proteins.