    <SEC-DOCUMENT>0000950170-23-047964-index.html : 20230913
    <SEC-HEADER>0000950170-23-047964.hdr.sgml : 20230913
    <ACCEPTANCE-DATETIME>20230913170628
    ACCESSION NUMBER:		0000950170-23-047964
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		3
    FILED AS OF DATE:		20230913
    DATE AS OF CHANGE:		20230913

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			ORGANOVO HOLDINGS, INC.
    		CENTRAL INDEX KEY:			0001497253
    		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
    		IRS NUMBER:				271488943
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0331

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-35996
    		FILM NUMBER:		231253358

    	BUSINESS ADDRESS:
    		STREET 1:		11555 SORRENTO VALLEY ROAD
    		STREET 2:		SUITE 100
    		CITY:			SAN DIEGO
    		STATE:			CA
    		ZIP:			92121
    		BUSINESS PHONE:		858-224-1000

    	MAIL ADDRESS:
    		STREET 1:		11555 SORRENTO VALLEY ROAD
    		STREET 2:		SUITE 100
    		CITY:			SAN DIEGO
    		STATE:			CA
    		ZIP:			92121

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	REAL ESTATE RESTORATION & RENTAL, INC.
    		DATE OF NAME CHANGE:	20100722
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
    <FILENAME>onvo_defa_14a_2023.htm
    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: onvo_defa_14a_2023.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>img222202556_0.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: img222202556_0.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>img222202556_1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: img222202556_1.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>