    <SEC-DOCUMENT>0001308179-18-000004-index.html : 20180126
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    <ACCEPTANCE-DATETIME>20180126163031
    ACCESSION NUMBER:		0001308179-18-000004
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		33
    CONFORMED PERIOD OF REPORT:	20180126
    FILED AS OF DATE:		20180126
    DATE AS OF CHANGE:		20180126
    EFFECTIVENESS DATE:		20180126

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			HOLOGIC INC
    		CENTRAL INDEX KEY:			0000859737
    		STANDARD INDUSTRIAL CLASSIFICATION:	X-RAY APPARATUS & TUBES & RELATED IRRADIATION APPARATUS [3844]
    		IRS NUMBER:				042902449
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0930

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-36214
    		FILM NUMBER:		18552267

    	BUSINESS ADDRESS:
    		STREET 1:		250 CAMPUS DRIVE
    		CITY:			MARLBOROUGH
    		STATE:			MA
    		ZIP:			01752
    		BUSINESS PHONE:		5082632900

    	MAIL ADDRESS:
    		STREET 1:		250 CAMPUS DRIVE
    		CITY:			MARLBOROUGH
    		STATE:			MA
    		ZIP:			01752
    </SEC-HEADER>
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