0001193125-05-071339 Sample Contracts

SERIES C PREFERRED STOCK PURCHASE AGREEMENT BETWEEN ARROWHEAD RESEARCH CORPORATION AND THE PURCHASERS SIGNATORY HERETO Dated as of the date indicated on the signature page hereto

Series C Preferred Stock Purchase Agreement • April 6th, 2005 • Arrowhead Research Corp • Services-commercial physical & biological research • Delaware

• Contract Type
  Series C Preferred Stock Purchase Agreement
• Filed
  April 6th, 2005
• Company
  Arrowhead Research Corp
• Industry
  Services-commercial physical & biological research
• Jurisdiction
  Delaware

THIS SERIES C PREFERRED STOCK PURCHASE AGREEMENT (“Agreement”) is made as of the date indicated on the later of the dates indicated on the signature pages hereto, by and between Arrowhead Research Corporation (the “Seller”), a Delaware corporation, and the person signatory hereto (each a “Purchaser” and, collectively, the “Purchasers”).