0001047469-11-009155 Sample Contracts

RADIUS HEALTH, INC 2011 EQUITY INCENTIVE PLAN STOCK OPTION AGREEMENT

Stock Option Agreement • November 7th, 2011 • Radius Health, Inc. • Blank checks • Delaware

• Contract Type
  Stock Option Agreement
• Filed
  November 7th, 2011
• Company
  Radius Health, Inc.
• Industry
  Blank checks
• Jurisdiction
  Delaware

THIS STOCK OPTION AGREEMENT (the “Agreement”) dated as of , 20 , is entered into between Radius Health, Inc., a corporation organized under the laws of the State of Delaware (the “Company”), and the individual identified in paragraph 1 below, currently residing at the address set out at the end of this Agreement (the “Optionee”).

RADIUS HEALTH, INC. 2011 LONG-TERM INCENTIVE PLAN NON-STATUTORY STOCK OPTION AGREEMENT

Non-Statutory Stock Option Agreement • November 7th, 2011 • Radius Health, Inc. • Blank checks • Delaware

• Contract Type
  Non-Statutory Stock Option Agreement
• Filed
  November 7th, 2011
• Company
  Radius Health, Inc.
• Industry
  Blank checks
• Jurisdiction
  Delaware

AMENDMENT NO. 2 TO AMENDED AND RESTATED STOCKHOLDERS’ AGREEMENT

Stockholders’ Agreement • November 7th, 2011 • Radius Health, Inc. • Blank checks • Massachusetts

• Contract Type
  Stockholders’ Agreement
• Filed
  November 7th, 2011
• Company
  Radius Health, Inc.
• Industry
  Blank checks
• Jurisdiction
  Massachusetts

This Amendment No. 2 to Amended and Restated Stockholders’ Agreement (this “Amendment”), is made and entered into effective as of November 7, 2011, by and among Radius Health, Inc., a Delaware corporation (the “Company”), and the undersigned stockholders of the Company party to the Amended and Restated Stockholders’ Agreement, dated as of May 17, 2011, by and among the Company and the stockholders named therein (as amended, the “Agreement”). All capitalized terms used herein and not otherwise defined herein shall have the meanings ascribed thereto in the Agreement.

AMENDMENT NO. 1 TO AMENDED AND RESTATED STOCKHOLDERS’ AGREEMENT

Stockholders’ Agreement • November 7th, 2011 • Radius Health, Inc. • Blank checks

• Contract Type
  Stockholders’ Agreement
• Filed
  November 7th, 2011
• Company
  Radius Health, Inc.
• Industry
  Blank checks

This Amendment No. 1 to Amended and Restated Stockholders’ Agreement (this “Amendment”), is made and entered into effective as of November 7, 2011, by and among Radius Health, Inc., a Delaware corporation (the “Company”), and the undersigned stockholders of the Company party to the Amended and Restated Stockholders’ Agreement (the “Agreement”), dated as of May 17, 2011, by and among the Company and the stockholders named therein. All capitalized terms used herein and not otherwise defined herein shall have the meanings ascribed thereto in the Agreement.