Shares Portola Pharmaceuticals, Inc. COMMON STOCK, PAR VALUE $0.001 PER SHARE UNDERWRITING AGREEMENTUnderwriting Agreement • May 7th, 2013 • Portola Pharmaceuticals Inc • Pharmaceutical preparations • New York
License and Collaboration Agreement by and between Portola Pharmaceuticals, Inc. and Biogen Idec MA Inc.License and Collaboration Agreement • May 7th, 2013 • Portola Pharmaceuticals Inc • Pharmaceutical preparations • New York
[*] = Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule 406 of the Securities Act of 1933, as amended.
