<SEC-DOCUMENT>0000950170-23-058812-index.html : 20231103 <SEC-HEADER>0000950170-23-058812.hdr.sgml : 20231103 <ACCEPTANCE-DATETIME>20231103160547 ACCESSION NUMBER: 0000950170-23-058812 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231102 FILED AS OF DATE: 20231103 DATE AS OF CHANGE: 20231103 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WALLACE RICHARD P CENTRAL INDEX KEY: 0001196898 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-09992 FILM NUMBER: 231376327 MAIL ADDRESS: STREET 1: KLA TENCOR STREET 2: 160 RIO ROBLES CITY: SAN JOSE STATE: CA ZIP: 95134 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: KLA CORP CENTRAL INDEX KEY: 0000319201 STANDARD INDUSTRIAL CLASSIFICATION: OPTICAL INSTRUMENTS & LENSES [3827] IRS NUMBER: 042564110 STATE OF INCORPORATION: DE FISCAL YEAR END: 0630 BUSINESS ADDRESS: STREET 1: ONE TECHNOLOGY DRIVE CITY: MILPITAS STATE: CA ZIP: 95035 BUSINESS PHONE: 4088753000 MAIL ADDRESS: STREET 1: ONE TECHNOLOGY DRIVE CITY: MILPITAS STATE: CA ZIP: 95035 FORMER COMPANY: FORMER CONFORMED NAME: KLA TENCOR CORP DATE OF NAME CHANGE: 19970505 FORMER COMPANY: FORMER CONFORMED NAME: KLA INSTRUMENTS CORP DATE OF NAME CHANGE: 19920703 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>ownership.xml <DESCRIPTION>4 <TEXT> Document 1 - file: ownership.html
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