Amendments to Bylaws (Form 8-K)

On May 7, 2026, KLA Corporation (the "Company") announced a ten-for-one forward stock split (the "Stock Split") of the Company's common stock, par value $0.001 per share ("Common Stock"), to be effected through filing an amendment (the "Charter Amendment") to the Company's Restated Certificate of Incorporation with the Secretary of State of the State of Delaware. The Company filed the Charter Amendment to effect the Stock Split and to proportionately increase the number of authorized shares of the Company's Common Stock from 500,000,000 to 5,000,000,000. The Charter Amendment became effective at 11:59 p.m. Eastern Time on June 11, 2026.

The Charter Amendment is filed as Exhibit 3.1 to this Current Report on Form 8-K. The Restated Certificate of Incorporation, which integrates the Charter Amendment and restates the existing Restated Certificate of Incorporation in its entirety, is filed as Exhibit 3.2 to this Current Report on Form 8-K.