Banco Santander-Chile (NYSE: BSAC) issues 1,600,000 UF bonds due 2030

Rhea-AI Filing Summary

Banco Santander-Chile reported that on March 9, 2026 it placed dematerialized bearer bonds in the local Chilean market under its CMF-registered credit line No. 102016.

The placement corresponds to Series T-22 bonds (ticker BSTD220622) for a total of 1,600,000 UF, maturing on June 1, 2030, with an average placement rate of 2.40%.

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 March, 2026

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

EXHIBIT NO.						DESCRIPTION
99.1						Material Fact

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.

			BANCO SANTANDER-CHILE
			By:			/s/ Cristian Florence
			Name:			Cristian Florence
			Title:			General Counsel

Date: March 09, 2026

Santiago, March 09, 2026

Mrs.

Solange Berstein Jáuregui

President

Financial Markets Commission

Present

Ref. Communication of Material Fact.

Mrs President,

In compliance with the provisions of article 9 and subsection 2 of article 10 of Law No. 18,045, on the Securities Market, and General Rule No. 30 of the Commission for the Financial Market (hereinafter , the “CMF”) modified by General Rule No. 486 of August 31, 2022, duly empowered to that effect, hereby report as a Material Fact regarding Banco Santander-Chile (hereinafter, the “Bank”) with the purpose of disclosing in a truthful, sufficient and timely manner the essential facts and information related to the Bank, its businesses and the securities issued by it that are subject to public offering, the following:

As of today, March 09, 2026, the Bank placed dematerialized bearer bonds in the local market, using the line of credit registered with the CMF Securities Registry under number 102016 on August 11, 2016. The specific terms of these placements were as follows:

- Series T-22 Bonds, ticker symbol BSTD220622, for a total amount of 1,600,000 UF, maturing on June 1, 2030. The average placement rate for the bonds was 2.40%.

            Sincerely,

Patricia Pérez Pallacán

CFO

C.c:

- Stock Exchange

- Chilean Electronic Exchange

FAQ

What bond issuance did Banco Santander-Chile (BSAC) announce in March 2026?

Banco Santander-Chile announced a placement of dematerialized bearer bonds in the local Chilean market. The issue corresponds to Series T-22 bonds for a total of 1,600,000 UF, executed on March 9, 2026 under its registered CMF credit line.

What are the key terms of Banco Santander-Chile’s Series T-22 bonds (BSTD220622)?

The Series T-22 bonds, ticker BSTD220622, total 1,600,000 UF and were placed in the local market. They mature on June 1, 2030, and the average placement rate for the issue was 2.40%, according to the company’s material fact report.

When do Banco Santander-Chile’s newly placed Series T-22 bonds mature?

The Series T-22 bonds placed by Banco Santander-Chile mature on June 1, 2030. This medium-term maturity date defines how long investors will receive payments before principal repayment, as specified in the material fact communicated to the Chilean Financial Markets Commission.

What interest rate did Banco Santander-Chile achieve on its Series T-22 bond placement?

Banco Santander-Chile achieved an average placement rate of 2.40% on its Series T-22 bond issuance. This rate reflects the yield demanded by investors in the local market for the 1,600,000 UF bonds maturing on June 1, 2030.

Under which credit line did Banco Santander-Chile issue the Series T-22 bonds?

The Series T-22 bonds were issued using Banco Santander-Chile’s credit line registered with the CMF Securities Registry under number 102016. This line was registered on August 11, 2016, and enabled the bank to place the 1,600,000 UF in bonds locally.

In which market were Banco Santander-Chile’s Series T-22 bonds placed?

Banco Santander-Chile placed its Series T-22 dematerialized bearer bonds in the local Chilean market. The transaction used a CMF-registered credit line and resulted in a 1,600,000 UF issuance with an average placement rate of 2.40% and maturity on June 1, 2030.

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