<SEC-DOCUMENT>0001104659-20-019097-index.html : 20200212 <SEC-HEADER>0001104659-20-019097.hdr.sgml : 20200212 <ACCEPTANCE-DATETIME>20200212145049 ACCESSION NUMBER: 0001104659-20-019097 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: 20603502 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: PRIMECAP MANAGEMENT CO/CA/ CENTRAL INDEX KEY: 0000763212 IRS NUMBER: 953868081 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 177 EAST COLORADO BLVD. STREET 2: 11TH FLOOR CITY: PASADENA STATE: CA ZIP: 91105 BUSINESS PHONE: 6263049222 MAIL ADDRESS: STREET 1: 177 EAST COLORADO BLVD. STREET 2: 11TH FLOOR CITY: PASADENA STATE: CA ZIP: 91105 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>a20-6118_39sc13ga.htm <DESCRIPTION>SC 13G/A <TEXT> Document 1 - file: a20-6118_39sc13ga.htm
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