-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 CoqHAO9gXfmJ5oLo9Kkl7RnOglc9cfw3oSxmCCTEdhrLHrQOZeOlB2iX6so52MCQ
 2rodcVNKnsTC0fACD680HQ==

<SEC-DOCUMENT>0001181431-07-063693.txt : 20071025
<SEC-HEADER>0001181431-07-063693.hdr.sgml : 20071025
<ACCEPTANCE-DATETIME>20071025071751
ACCESSION NUMBER:		0001181431-07-063693
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071022
FILED AS OF DATE:		20071025
DATE AS OF CHANGE:		20071025

ISSUER:		

	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

	BUSINESS ADDRESS:	
		STREET 1:		35 CROSBY DRIVE
		CITY:			BEDFORD
		STATE:			MA
		ZIP:			01730
		BUSINESS PHONE:		7819997300

	MAIL ADDRESS:	
		STREET 1:		35 CROSBY DRIVE
		CITY:			BEDFORD
		STATE:			MA
		ZIP:			01730

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SULLIVAN PATRICK J
		CENTRAL INDEX KEY:			0001039138
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18281
		FILM NUMBER:		071189482

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		9782638000

	MAIL ADDRESS:	
		STREET 1:		85 SWANSON ROAD
		STREET 2:		.
		CITY:			BOXBOROUGH
		STATE:			MA
		ZIP:			01719
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd175987.xml
<DESCRIPTION>FORM 4
</DOCUMENT>
</SUBMISSION>