0001193125-11-137594 Sample Contracts

STOCK PURCHASE AGREEMENT

Stock Purchase Agreement • May 12th, 2011 • Arrowhead Research Corp • Services-commercial physical & biological research • Delaware

• Contract Type
  Stock Purchase Agreement
• Filed
  May 12th, 2011
• Company
  Arrowhead Research Corp
• Industry
  Services-commercial physical & biological research
• Jurisdiction
  Delaware

This Stock Purchase Agreement (this “Agreement”) is made as of the 10th day of January, 2011 by and among Calando Pharmaceuticals, Inc., a Delaware corporation (the “Company”), Arrowhead Research Corporation, a Delaware corporation (“Arrowhead”) and the investors listed on Exhibit A attached hereto (including Arrowhead, each, an “Investor” and, together, the “Investors”).

FORM OF SERIES A PREFERRED STOCK PURCHASE AGREEMENT

Series a Preferred Stock Purchase Agreement • May 12th, 2011 • Arrowhead Research Corp • Services-commercial physical & biological research • California

• Contract Type
  Series a Preferred Stock Purchase Agreement
• Filed
  May 12th, 2011
• Company
  Arrowhead Research Corp
• Industry
  Services-commercial physical & biological research
• Jurisdiction
  California

THIS SERIES A PREFERRED STOCK PURCHASE AGREEMENT (the “Agreement”) is made as of the th day of January, 2011 by and among Ablaris Therapeutics Inc., a Delaware corporation (the “Company”), the investor listed on Exhibit A attached to this Agreement (the “Purchaser”).