Arrowhead Pharmaceuticals is a publicly traded biopharmaceutical company based in Pasadena, California. Arrowhead’s products in development act through RNA interference (RNAi) mechanisms of action.[2][3] The company focuses on treatments for hepatitis B, liver disease associated with alpha 1-antitrypsin deficiency and cardiovascular disease.[2] The company has sixteen products in its pipeline, in various stages of development.[2]
In 2015, the company substantially expanded its intellectual property holdings through complete acquisition of the full RNAi research and development portfolio, and assets from Novartis.[4][5]
In April 2016, it was announced that the former company name, Arrowhead Research Corporation, will be changed to Arrowhead Pharmaceuticals, Inc.[6]
In September 2016, Arrowhead entered into two collaboration and licensing agreements with Amgen. Under the deals, Amgen received a worldwide exclusive license to Arrowhead’s ARO-LPA RNAi program and an option to a worldwide exclusive license for ARO-AMG1, both for cardiovascular disease.[7]
On Oct. 31, 2018, Arrowhead Pharmaceuticals Inc. closed on a $3.7 billion license and collaboration agreement with Janssen to develop and commercialize ARO-HBV. As part of the deal, Arrowhead entered into a research collaboration and option agreement with Janssen to potentially collaborate for up to three more RNA interference (RNAi) therapeutics against new targets to be selected by Janssen.[8]