<SEC-DOCUMENT>0001104659-20-017614-index.html : 20200212
<SEC-HEADER>0001104659-20-017614.hdr.sgml : 20200212
<ACCEPTANCE-DATETIME>20200212072317
ACCESSION NUMBER:		0001104659-20-017614
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200212
DATE AS OF CHANGE:		20200212

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PLANTRONICS INC /CA/
		CENTRAL INDEX KEY:			0000914025
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		IRS NUMBER:				770207692
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-43841
		FILM NUMBER:		20599721

	BUSINESS ADDRESS:	
		STREET 1:		345 ENCINAL ST
		CITY:			SANTA CRUZ
		STATE:			CA
		ZIP:			95061-1802
		BUSINESS PHONE:		8314587828

	MAIL ADDRESS:	
		STREET 1:		345 ENCINAL STREET
		STREET 2:		PO BOX 1802
		CITY:			SANTA CRUZ
		STATE:			CA
		ZIP:			95061-1802

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PI PARENT CORP
		DATE OF NAME CHANGE:	19931025

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VANGUARD CHESTER FUNDS
		CENTRAL INDEX KEY:			0000752177
		IRS NUMBER:				232311358
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 2600
		STREET 2:		V26
		CITY:			VALLEY FORGE
		STATE:			PA
		ZIP:			19482
		BUSINESS PHONE:		6106691000

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 2600
		STREET 2:		V26
		CITY:			VALLEY FORGE
		STATE:			PA
		ZIP:			19482

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VANGUARD PRIMECAP FUND/
		DATE OF NAME CHANGE:	20011121

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VANGUARD/PRIMECAP FUND INC
		DATE OF NAME CHANGE:	19940608

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PRIMECAP FUND INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>tv0004-plantronicsinc.htm
<DESCRIPTION>SCHEDULE 13G/A
<TEXT>
Document 1 - file: tv0004-plantronicsinc.htm

</DOCUMENT>
</SEC-DOCUMENT>