Type	Name	Date
By-Laws	Amended and Restated Bylaws of Horizon Therapeutics, Inc	05/07/2015

Type	Name	Date
Merger agreement	Agreement and Plan of Merger, by and among Horizon Pharma, Inc., Ghrian Acquisition Inc. and Hyperion Therapeutics, Inc	04/09/2015
Merger agreement	Agreement and Plan of Merger, by and among Horizon Pharma Inc., Ghrian Acquisition Inc. and Hyperion Therapeutics, Inc	03/30/2015

Type	Name	Date
Lease agreement	Second Amendment to Office Lease by and between the Company and Gateway Center, LLC	12/04/2012