ROST: Leadership change · Company disclosure

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. Resignation of Director (b) Effective on October 1, 2026, Ms. Sharon D. Garrett will retire as a member of the Board of Directors (“Board”) of Ross Stores, Inc. (the “Company”) and applicable Board committees, having tendered her resignation on September 11, 2026. Appointment of Two Directors (d) The Company’s Board has appointed Ms. Shelley H. Bransten and Mr. Christian B. Johnson as members of the Board, effective on October 1, 2026, each with an initial term expiring at the Company’s 2027 Annual Meeting of Stockholders. Ms. Bransten and Mr. Johnson have also each been appointed to serve on the Board’s Audit Committee. Both Ms. Bransten and Mr. Johnson are independent directors under the corporate governance requirements of the Listing Rules of the Nasdaq Stock Market. In connection with these appointments, the size of the Company’s Board has been increased to ten members. Ms. Bransten and Mr. Johnson will each receive cash compensation and will be granted restricted stock for their services on the Board and on the Audit Committee, in accordance with the Company’s standard fee arrangements and as approved by the Board’s Compensation Committee. In connection with their appointments, the Company will also enter into indemnification agreements with each of Ms. Bransten and Mr. Johnson, in substantially the same form as those entered into with the other directors of the Company. A copy of the press release announcing the retirement of Ms. Garrett as a director and the election of Ms. Bransten and Mr. Johnson to the Board is attached hereto as Exhibit 99.1. Item 7.01 Regulation FD Disclosure. On September 17, 2026, the