0000950170-23-058812.txt : 20231103 0000950170-23-058812.hdr.sgml : 20231103 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 4 1 ownership.xml 4 X0508 4 2023-11-02 false 0000319201 KLA CORP KLAC 0001196898 WALLACE RICHARD P ONE TECHNOLOGY DRIVE MILPITAS CA 95035 false true false false President and CEO false Common Stock 2023-11-02 4 G false 692 0 D 8490 I By Trust Common Stock 124045.392 D Shares held under the Wallace Living Trust u/a/d 03/27/01, as amended, a trust of which the Reporting Person is a trustee and beneficiary. The number of shares of KLA common stock includes 95,708 shares issuable upon vesting of restricted stock units ("RSUs"). /s/ Jeffrey S. Cannon, as attorney-in-fact for Richard P. Wallace 2023-11-03