    <SEC-DOCUMENT>0001321732-25-000076-index.html : 20250416
    <SEC-HEADER>0001321732-25-000076.hdr.sgml : 20250416
    <ACCEPTANCE-DATETIME>20250416162905
    ACCESSION NUMBER:		0001321732-25-000076
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		3
    FILED AS OF DATE:		20250416
    DATE AS OF CHANGE:		20250416

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Penumbra Inc
    		CENTRAL INDEX KEY:			0001321732
    		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
    		ORGANIZATION NAME:           	08 Industrial Applications and Services
    		EIN:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-37557
    		FILM NUMBER:		25843135

    	BUSINESS ADDRESS:
    		STREET 1:		ONE PENUMBRA PLACE
    		CITY:			ALAMEDA
    		STATE:			CA
    		ZIP:			94502
    		BUSINESS PHONE:		(510) 995-2486

    	MAIL ADDRESS:
    		STREET 1:		ONE PENUMBRA PLACE
    		CITY:			ALAMEDA
    		STATE:			CA
    		ZIP:			94502
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
    <FILENAME>penumbrainc2025defa14a.htm
    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: penumbrainc2025defa14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>penumbrainc_naxp24728xp247.jpg
    <TEXT>
    Document 2 - file: penumbrainc_naxp24728xp247.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>penumbrainc_naxp24728xp247a.jpg
    <TEXT>
    Document 3 - file: penumbrainc_naxp24728xp247a.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>