13G Filing: Boxer Capital, LLC and Macrogenics Inc (MGNX)

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SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true,
complete and correct.

June 12, 2017

BOXER CAPITAL, LLC
By:

/s/ Aaron I. Davis

Name: Aaron I. Davis
Title: Chief Executive Officer
BOXER ASSET MANAGEMENT INC.
By:

/s/ Jason Callender

Name: Jason Callender
Title: Director
JOSEPH C. LEWIS

/s/ Joseph C. Lewis

Joseph C. Lewis, Individually

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