Amgen Inc. Business Contract

Amgen Inc.

• Consulting Agreement - Amgen Inc. (Mar 11, 2012)
• Employment Agreement - Amgen inc. and George Morstyn (Oct 17, 2009)
• Officers' Certificate - Under Indenture - Amgen Inc. (Mar 12, 2012)
• Integrated Facilities Management Services Agreement - Amgen Inc. and Jones Lang Lasalle Americas, Inc. (Mar 12, 2012)
• Sourcing and Supply Agreement - Amgen Inc. (Mar 11, 2012)
• Agreement and Plan of Merger - Amgen Inc. and Immunex Corp. (Oct 17, 2009)
• Letter of Transmittal - To Tender Shares - Acquisition of Micromet, Inc. by Amgen Inc. (Mar 11, 2012)
• Offer to Purchase - Acquisition of Micromet, Inc. by Amgen Inc. (Mar 11, 2012)
• Tender and Support Agreement - By Armstrong Acquisition Corp. - Acquisition of Micromet, Inc. by Amgen Inc. (Mar 12, 2012)
• Opinion Letter - Outside Counsel - S-3 Registered Securities - Amgen Inc. (Mar 12, 2012)
• Shareholder Voting Agreement - Amgen Inc. and American Home Products Corp. (Oct 17, 2009)
• Underwriting Agreement - Amgen Inc. (May 09, 2012)