KLA Corporation (KLAC) SEC Filings

Browse all KLA Corporation SEC filings, including Annual reports (10-K), Quarterly reports (10-Q), 8-K, proxy statements (DEF 14A), and insider filings (Form 4). Access official documents by filing date, reporting period, and form type. ...more

KLA Corporation Reports: Annual 10-K, Quarterly 10-Q & SEC Filings

SEC Filings

Date

SD

Specialized disclosure report (e.g., conflict minerals)

May 26, 2026

4

Insider ownership (buying, selling) activity

May 12, 2026

4

Insider ownership (buying, selling) activity

May 12, 2026

4

Insider ownership (buying, selling) activity

May 12, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

May 7, 2026

SC 13G

Passive large shareholder ownership disclosure

Apr 30, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

Apr 29, 2026

SC 13G/A

Updated passive ownership disclosure

Mar 27, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

Mar 12, 2026

4

Insider ownership (buying, selling) activity

Feb 6, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

Feb 5, 2026

10-Q

Quarterly financial results and management updates

Jan 30, 2026

8-K

Material company events (earnings, M&A, or leadership changes)

Jan 29, 2026

4

Insider ownership (buying, selling) activity

Dec 18, 2025

4

Insider ownership (buying, selling) activity

Nov 14, 2025

4

Insider ownership (buying, selling) activity

Nov 13, 2025

4

Insider ownership (buying, selling) activity

Nov 7, 2025

8-K

Material company events (earnings, M&A, or leadership changes)

Nov 7, 2025

4

Insider ownership (buying, selling) activity

Nov 7, 2025

4

Insider ownership (buying, selling) activity

Nov 7, 2025

S-8

Registration of shares for employee stock plans

Nov 7, 2025

4

Insider ownership (buying, selling) activity

Nov 7, 2025

3

Initial disclosure of insider ownership

Nov 7, 2025

4

Insider ownership (buying, selling) activity

Nov 7, 2025

4

Insider ownership (buying, selling) activity

Nov 7, 2025

4

Insider ownership (buying, selling) activity

Nov 7, 2025

4

Insider ownership (buying, selling) activity

Nov 7, 2025

4

Insider ownership (buying, selling) activity

Nov 7, 2025

3

Initial disclosure of insider ownership

Nov 7, 2025

10-Q

Quarterly financial results and management updates

Oct 31, 2025

8-K

Material company events (earnings, M&A, or leadership changes)

Oct 29, 2025

ARS

Annual Report to Shareholders

Sep 23, 2025

DEF 14A

Final shareholder voting details (board elections and executive pay)

Sep 23, 2025

DEFA14A

Additional or supplemental proxy disclosures

Sep 23, 2025

4

Insider ownership (buying, selling) activity

Sep 9, 2025

4

Insider ownership (buying, selling) activity

Sep 2, 2025

4

Insider ownership (buying, selling) activity

Aug 22, 2025

4

Insider ownership (buying, selling) activity

Aug 14, 2025

4

Insider ownership (buying, selling) activity

Aug 14, 2025

4

Insider ownership (buying, selling) activity

Aug 12, 2025

KLA Corporation (Form SD) 2026

Ownership & Other / Specialized disclosure report (e.g., conflict minerals)

May 26, 2026

Sign in to view report