<SEC-DOCUMENT>0001104659-21-146420-index.html : 20211203
<SEC-HEADER>0001104659-21-146420.hdr.sgml : 20211203
<ACCEPTANCE-DATETIME>20211203171238
ACCESSION NUMBER:		0001104659-21-146420
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20211203
DATE AS OF CHANGE:		20211203

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HANGER, INC.
		CENTRAL INDEX KEY:			0000722723
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-SPECIALTY OUTPATIENT FACILITIES, NEC [8093]
		IRS NUMBER:				840904275
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-40189
		FILM NUMBER:		211471081

	BUSINESS ADDRESS:	
		STREET 1:		10910 DOMAIN DRIVE
		STREET 2:		SUITE 300
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78758
		BUSINESS PHONE:		512-777-3800

	MAIL ADDRESS:	
		STREET 1:		10910 DOMAIN DRIVE
		STREET 2:		SUITE 300
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78758

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HANGER ORTHOPEDIC GROUP INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEQUEL CORP
		DATE OF NAME CHANGE:	19890814

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CELLTECH COMMUNICATIONS INC
		DATE OF NAME CHANGE:	19860304

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
		CENTRAL INDEX KEY:			0001644956
		IRS NUMBER:				472614791
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		150 NORTH RIVERSIDE PLAZA
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-236-1600

	MAIL ADDRESS:	
		STREET 1:		150 NORTH RIVERSIDE PLAZA
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>tm2134575d1_sc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: tm2134575d1_sc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>