13G Filing: Billionaire David Shaw’s D. E. Shaw & Co. and AMAG Pharmaceuticals Inc. (AMAG)

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Page 6 of 6 SEC Filing

 

SIGNATURE

After reasonable inquiry and to the best of their knowledge and
belief, the undersigned certify that the information set forth in this statement is true, complete and correct. A Power of Attorney,
dated December 16, 2014, granted by David E. Shaw in favor of Nathan Thomas, is attached hereto.

Dated: January 14, 2016

D. E. Shaw & Co., L.P.
By:    /s/ Nathan Thomas
Nathan Thomas
Chief Compliance Officer
David E. Shaw
By: /s/ Nathan Thomas
Nathan Thomas
Attorney-in-Fact for David E. Shaw

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