Effective January 27, 2015, the Board of Directors of Portola Pharmaceuticals, Inc. appointed Laura Brege to the Board as a Class III director and a member of the Audit Committee of the Board, to serve until Portola's 2016 annual meeting of stockholders. Ms. Brege currently serves as Chief Executive Officer and President of Nodality, Inc. Ms. Brege currently sits on the boards of directors of the following public companies: Acadia Pharmaceuticals, Inc., Aratana Therapeutics, Inc., Delcath Systems, Inc., and Pacira Pharmaceuticals, Inc.