Exhibit 99.1
This Statement on Form 4 is filed by the Reporting Persons listed below.
Name of Designated Filer: INVUS PUBLIC EQUITIES, L.P.
Date of Event Requiring Statement: May 25, 2018.
Issuer Name: Lexicon Pharmaceuticals, Inc. [LXRX]
INVUS PUBLIC EQUITIES, L.P.
By: Invus Public Equities Advisors, LLC, its general partner
/s/ Raymond Debbane
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Name: Raymond Debbane
Title: President
ARTAL INTERNATIONAL S.C.A.
By: Artal International Management S.A., its managing partner
By: /s/ Anne Goffard
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Name: Anne Goffard
Title: Managing Director
INVUS, L.P.
By: Invus Advisors, L.L.C., its general partner
By: /s/ Raymond Debbane
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Name: Raymond Debbane
Title: President
INVUS ADVISORS, L.L.C.
By: /s/ Raymond Debbane
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Name: Raymond Debbane
Title: President
INVUS PUBLIC EQUITIES ADVISORS, LLC
By: /s/ Raymond Debbane
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Name: Raymond Debbane
Title: President
ARTAL INTERNATIONAL MANAGEMENT S.A.
By: /s/ Anne Goffard
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Name: Anne Goffard
Title: Managing Director
ARTAL GROUP S.A.
By: /s/ Anne Goffard
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Name: Anne Goffard
Title: Authorized Person
WESTEND S.A.
By: /s/ Pascal Minne
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Name: Pascal Minne
Title: Director
STICHTING ADMINISTRATIEKANTOOR WESTEND
By: /s/ Pascal Minne
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Name: Pascal Minne
Title: Sole Member of the Board
MR. PASCAL MINNE
By: /s/ Pascal Minne
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