BSAC 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Form 6-K

Report of Foreign Issuer

Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934

For the month of February, 2025

Commission File Number: 001-14554

Banco Santander-Chile

Santander-Chile Bank

(Translation of Registrant’s Name into English)

Bandera 140, 20th floor

Santiago, Chile

Telephone: 011-562-320-2000

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☒    Form 40-F ☐

EXHIBIT INDEX

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: February 18, 2025

Document

Santiago, February18, 2025

Mrs. Solange Berstein Jáuregui

President

Financial Markets Commission

Present

Communication of material fact

Mrs. President

In accordance with the provisions of articles 9 and 10 of Law No. 18,045, and the provisions of chapter 18-10 of the Updated Compilation of Standards of the Financial Market Commission, Banco Santander-Chile hereby informs that the Commission for the Financial Market, by Exempt Resolution number 1685 dated February 11, 2025, fined Banco Santander-Chile in the amount of 1,099.88 UF, for violations of art. 28 of Law 14,908 on Family Abandonment and Payment of Alimony.

Banco Santander-Chile complies with making this situation known to the market, in compliance with the information duties that assist it.

Sincerely,

Román Blanco Reinosa

CEO

c.c. Stock exchange