KLA TENCOR CORP

FY: Jun 30 2026

Q: Mar 31 2026

Q: Dec 31 2025

Q: Sep 30 2025

FY: Jun 30 2025

Q: Mar 31 2025

Q: Dec 31 2024

Q: Sep 30 2024

FY: Jun 30 2024

Q: Mar 31 2024

Q: Dec 31 2023

Q: Sep 30 2023

FY: Jun 30 2023

Q: Mar 31 2023

Q: Dec 31 2022

Q: Sep 30 2022

FY: Jun 30 2022

Q: Mar 31 2022

Q: Dec 31 2021

Q: Sep 30 2021

Other Events

Results of Operations and Financial Condition

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

Other Events

Results of Operations and Financial Condition

Regulation FD Disclosure

Other Events

Results of Operations and Financial Condition

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Results of Operations and Financial Condition

Other Events

Results of Operations and Financial Condition

Regulation FD Disclosure

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Automatic Shelf Registration

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Prospectus Supplement for Primary Offering

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Shareholder Letter

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Shareholder Letter

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

WALLACE RICHARD P

WALLACE RICHARD P

Lorig Brian

Lorig Brian

Higgins Bren D.

WALLACE RICHARD P

Khan Ahmad A.

Higgins Bren D.

Wilkinson Mary Beth

Kirloskar Virendra A

Khan Ahmad A.

WALLACE RICHARD P

Higgins Bren D.

Wilkinson Mary Beth

Kirloskar Virendra A

WALLACE RICHARD P

Lorig Brian

Wilkinson Mary Beth

Khan Ahmad A.

Kirloskar Virendra A

Annual Report Scanned (Paper)

Specialized Disclosure Report

Annual Report Scanned (Paper)

Specialized Disclosure Report

Annual Report Scanned (Paper)

Specialized Disclosure Report

Annual Report Scanned (Paper)

Specialized Disclosure Report

Specialized Disclosure Report

Specialized Disclosure Report

Specialized Disclosure Report

Specialized Disclosure Report

Correspondence with the SEC

Letter from the SEC

Specialized Disclosure Report

No description available

Specialized Disclosure Report

No description available

No description available

Specialized Disclosure Report