<SEC-DOCUMENT>0001040188-21-000005-index.html : 20210202
<SEC-HEADER>0001040188-21-000005.hdr.sgml : 20210202
<ACCEPTANCE-DATETIME>20210202111406
ACCESSION NUMBER:		0001040188-21-000005
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210202
DATE AS OF CHANGE:		20210202

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ADTRAN INC
		CENTRAL INDEX KEY:			0000926282
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		IRS NUMBER:				630918200
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-44919
		FILM NUMBER:		21579578

	BUSINESS ADDRESS:	
		STREET 1:		901 EXPLORER BLVD
		CITY:			HUNTSVILLE
		STATE:			AL
		ZIP:			35806
		BUSINESS PHONE:		256-963-8220

	MAIL ADDRESS:	
		STREET 1:		901 EXPLORER BLVD
		CITY:			HUNTSVILLE
		STATE:			AL
		ZIP:			35806

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VICTORY CAPITAL MANAGEMENT INC
		CENTRAL INDEX KEY:			0001040188
		IRS NUMBER:				132700161
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		4900 TIEDEMAN RD
		CITY:			BROOKLYN
		STATE:			OH
		ZIP:			44144
		BUSINESS PHONE:		2168982400

	MAIL ADDRESS:	
		STREET 1:		4900 TIEDEMAN RD
		CITY:			BROOKLYN
		STATE:			OH
		ZIP:			44144

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KEY ASSET MANAGEMENT INC/OH
		DATE OF NAME CHANGE:	19990325
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>adtran13ga4_123120.htm
<TEXT>
Document 1 - file: adtran13ga4_123120.htm

</DOCUMENT>
</SEC-DOCUMENT>