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    Penumbra, Inc. Headquarters

    Street Address:
    1321 Harbor Bay Parkway
    Alameda, CA 94502
    USA

    Mailing Address:
    One Penumbra Place
    Alameda, CA 94502
    USA

    T 510.995.2461
    F 510.748.3232

    American Stock Transfer & Trust Company LLC

    6201 15th Avenue
    Brooklyn, NY 11219

    T 800.937.5449

    Penumbra Whistleblower Hotline

    IR Contact

    investors@penumbrainc.com

    Penumbra, Inc. Headquarters One Penumbra Place
    Alameda, CA 94502
    USA