EX-21.1 14 a2182258zex-21_1.htm EXHIBIT 21.1
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EXHIBIT 21.1

SUBSIDIARIES OF VERTEX PHARMACEUTICALS INCORPORATED

    Vertex Pharmaceuticals (San Diego) LLC, a Delaware limited liability company

    VSD Sub I LLC, a Delaware limited liability company(1)

    VSD Sub II LLC, a Delaware limited liability company(2)

    Vertex Securities Corporation, a Massachusetts corporation

    Vertex Pharmaceuticals (Cayman) Limited, a Cayman Islands company

    Vertex Holdings, Inc., a Delaware corporation

    Vertex Securities Trust, a Massachusetts business trust(3)

    Vertex Pharmaceuticals (Europe) Ltd., a United Kingdom limited liability company(4)

    (1)
    a subsidiary of Vertex Pharmaceuticals (San Diego) LLC

    (2)
    a subsidiary of VSD Sub I LLC

    (3)
    a subsidiary of Vertex Holdings, Inc.

    (4)
    jointly held by Vertex Securities Trust and Vertex Holdings, Inc.



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