0001193125-11-281487 Sample Contracts

REGISTRATION RIGHTS AGREEMENT

Registration Rights Agreement • October 26th, 2011 • Arrowhead Research Corp • Services-commercial physical & biological research • Illinois

• Contract Type
  Registration Rights Agreement
• Filed
  October 26th, 2011
• Company
  Arrowhead Research Corp
• Industry
  Services-commercial physical & biological research
• Jurisdiction
  Illinois

REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of October 20, 2011, by and between ARROWHEAD RESEARCH CORPORATION, a Delaware corporation, (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC, an Illinois limited liability company (together with its permitted assigns, the “Buyer”). Capitalized terms used herein and not otherwise defined herein shall have the respective meanings set forth in the Purchase Agreement by and between the parties hereto, dated as of the date hereof (as amended, restated, supplemented or otherwise modified from time to time, the “Purchase Agreement”).

PURCHASE AGREEMENT

Purchase Agreement Purchase Agreement • October 26th, 2011 • Arrowhead Research Corp • Services-commercial physical & biological research • Illinois

• Contract Type
  Purchase Agreement Purchase Agreement
• Filed
  October 26th, 2011
• Company
  Arrowhead Research Corp
• Industry
  Services-commercial physical & biological research
• Jurisdiction
  Illinois

PURCHASE AGREEMENT (the “Agreement”), dated as of October 20, 2011, by and between ARROWHEAD RESEARCH CORPORATION, a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC, an Illinois limited liability company (the “Investor”).

SUBSCRIPTION AGREEMENT

Subscription Agreement • October 26th, 2011 • Arrowhead Research Corp • Services-commercial physical & biological research • California

• Contract Type
  Subscription Agreement
• Filed
  October 26th, 2011
• Company
  Arrowhead Research Corp
• Industry
  Services-commercial physical & biological research
• Jurisdiction
  California

This Subscription Agreement (this “Agreement”) is made and entered into as of October 21, 2011 by and among Arrowhead Research Corporation, a Delaware corporation (the “Company”), and the undersigned hereto (each a “Purchaser” and together the “Purchasers”). Certain terms used and not otherwise defined in the text of this Agreement are defined in Section 9 hereof.

SERIES A PREFERRED SUBSCRIPTION AGREEMENT

Series a Preferred Subscription Agreement • October 26th, 2011 • Arrowhead Research Corp • Services-commercial physical & biological research • California

• Contract Type
  Series a Preferred Subscription Agreement
• Filed
  October 26th, 2011
• Company
  Arrowhead Research Corp
• Industry
  Services-commercial physical & biological research
• Jurisdiction
  California

This Series A Preferred Subscription Agreement (this “Agreement”) is made and entered into as of October , 2011 by and among Arrowhead Research Corporation, a Delaware corporation (the “Company”), and the undersigned hereto (each a “Purchaser” and together the “Purchasers”). Certain terms used and not otherwise defined in the text of this Agreement are defined in Section 10 hereof.