<SEC-DOCUMENT>0001348883-22-000009-index.html : 20220209
<SEC-HEADER>0001348883-22-000009.hdr.sgml : 20220209
<ACCEPTANCE-DATETIME>20220209094356
ACCESSION NUMBER:		0001348883-22-000009
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20220209
DATE AS OF CHANGE:		20220209

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Mandiant, Inc.
		CENTRAL INDEX KEY:			0001370880
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER PERIPHERAL EQUIPMENT, NEC [3577]
		IRS NUMBER:				201548921
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-87913
		FILM NUMBER:		22604547

	BUSINESS ADDRESS:	
		STREET 1:		11951 FREEDOM DRIVE, 6TH FLOOR
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190
		BUSINESS PHONE:		703-935-1700

	MAIL ADDRESS:	
		STREET 1:		11951 FREEDOM DRIVE, 6TH FLOOR
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FireEye, Inc.
		DATE OF NAME CHANGE:	20130625

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FireEye Inc
		DATE OF NAME CHANGE:	20060728

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Clearbridge Investments, LLC
		CENTRAL INDEX KEY:			0001348883
		IRS NUMBER:				010846058

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		620 8TH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
		BUSINESS PHONE:		800-691-6959

	MAIL ADDRESS:	
		STREET 1:		620 8TH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Clearbridge Advisors, LLC
		DATE OF NAME CHANGE:	20061012

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CAM North America, LLC
		DATE OF NAME CHANGE:	20060105
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>mand21a2.htm
<TEXT>
Document 1 - file: mand21a2.htm

</DOCUMENT>
</SEC-DOCUMENT>