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Southern Copper (NYSE: SCCO) sells $1.25B bonds to fund Tía María mine

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Southern Copper Corporation reported that its Peruvian branch, Southern Peru Copper Corporation, has raised US$1.25 billion in the New York bond market to finance the Tía María copper project. The bonds pay 5.35% annual interest until maturity in 2036.

Tía María is planned to produce 120,000 metric tons of refined copper per year and begin operations in the third quarter of 2027. The project’s total capital budget is US$1.8 billion, of which US$948 million has already been committed and it has generated 5,300 jobs so far.

Over its first 20 years, Tía María is expected to generate about US$24.1 billion in exports and US$6.2 billion in taxes and royalties. The company is also advancing the Michiquillay copper project in Peru, with an estimated investment of US$2.5 billion and expected production start in 2032.

Positive

  • Secured US$1.25 billion long-term bond financing at a fixed 5.35% coupon maturing in 2036, primarily funding the large-scale Tía María copper project with substantial projected exports and tax contributions.

Negative

  • None.

Insights

Southern Copper secures major bond financing for long-life Peruvian copper projects.

Southern Peru Copper Corporation has raised US$1.25 billion via a New York bond offering at a 5.35% coupon maturing in 2036, primarily to fund the Tía María project. This provides long-term, fixed-rate funding for a large-scale greenfield copper asset.

Tía María is designed for annual output of 120,000 metric tons of refined copper, with operations targeted for the third quarter of 2027. The total capital budget is US$1.8 billion, with US$948 million already committed, indicating advanced project preparation and sizable remaining spend.

Management expects Tía María to deliver about US$24.1 billion in exports and US$6.2 billion in taxes and royalties over its first 20 years, underscoring its scale for both the company and Peru. In parallel, the Michiquillay project, with an estimated US$2.5 billion investment and planned start in 2032, adds a second long-life copper growth engine.

Item 8.01 Other Events Other
Voluntary disclosure of events the company deems important to shareholders but not covered by other items.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Tía María bond financing US$1.25 billion Bond offering in New York market
Bond coupon and maturity 5.35% until 2036 Interest rate on new securities
Tía María capital budget US$1.8 billion Total project capital budget
Committed Tía María capex US$948 million Already committed project budget
Tía María annual copper output 120,000 metric tons Planned annual refined copper production
Jobs generated to date 5,300 jobs Tía María project employment so far
Projected 20-year exports US$24.1 billion Expected exports from Tía María
Projected 20-year taxes and royalties US$6.2 billion Expected fiscal contributions from Tía María
bond offering financial
"raised US$1.25 billion for the development of the Tía María mining project through a bond offering in the New York market"
SX-EW (Solvent Extraction and Electrowinning) technical
"The project will employ state-of-the-art SX-EW (Solvent Extraction and Electrowinning) technology"
Works for Taxes (Obras por Impuestos) regulatory
"through Peru’s “Works for Taxes” (Obras por Impuestos) mechanism"
royalties financial
"contribute US$6.2 billion in taxes and royalties"
Payments made to the owner of an asset or intellectual property each time that asset is used or a product is sold, often calculated as a percentage of sales or a set amount per unit. Royalties matter to investors because they create predictable, ongoing income streams and affect a company’s cash flow and valuation—like a landlord collecting rent or an author getting a steady cut whenever a book is sold.
world-class copper deposit market
"Michiquillay project, which as a world-class copper deposit has significant potential"
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Learn about SEC filing dates
0001001838false00010018382026-06-242026-06-24

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(D) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): June 26, 2026 (June 24, 2026)

SOUTHERN COPPER CORPORATION

(Exact name of registrant as specified in its charter)

Delaware

  ​ ​ ​

1-14066

  ​ ​ ​

13-3849074

(State or Other Jurisdiction
of Incorporation)

(Commission File Number)

(IRS Employer
Identification Number)

1440 E. Missouri Ave., Suite 160, Phoenix, AZ 85014

(Address of principal executive offices, including zip code)

(602) 264-1375

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class:

  ​ ​ ​

Trading Symbol

  ​ ​ ​

Name of each exchange on which registered:

Common stock, par value $0.01 per share

SCCO

New York Stock Exchange
Lima Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company 

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. 

Item 8.01Other Events.

On June 24, 2026, Southern Peru Copper Corporation (“SPCC”), the Peruvian branch of Southern Copper Corporation issued a press release announcing that it raised US$1.25 billion for the development of the Tía María mining project through a bond offering in the New York market. A copy of this press release is attached hereto as Exhibit 99.1.

The information in this report and the exhibit attached hereto are being furnished and shall not be deemed as “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act.

ITEM 9.01Financial Statements and Exhibits

(d)Exhibits:

99.1Press release of Southern Peru Copper Corporation dated June 24, 2026.

104Cover Page Interactive Data File (embedded within the inline XBRL document)

EXHIBIT INDEX

Exhibit No.

  ​ ​ ​

Description

99.1

Press Release of Southern Peru Copper Corporation dated June 24, 2026.

104

Cover Page Interactive Data File (embedded within the inline XBRL document)

SIGNATURES

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

SOUTHERN COPPER CORPORATION

By:

/s/ Andres Carlos Ferrero

Name:

Andres Carlos Ferrero

Title:

General Counsel

Date: June 26, 2026

4

Exhibit 99.1

Graphic

Graphic

Lima, June 24, 2026

SOUTHERN PERU COPPER CORPORATION SECURES FINANCING FOR THE TIA MARIA PROJECT

Southern Peru Copper Corporation, Sucursal del Peru (“SPCC”), part of Grupo México, announced that it has secured financing for US$1.25 billion, primarily to develop the Tía María mining project. The funds were raised through a bond offering in the New York market. These securities will pay an annual interest rate of 5.35% until their maturity in 2036.

Tía María project will have an annual production capacity of 120,000 metric tons of refined copper. The project will employ state-of-the-art SX-EW (Solvent Extraction and Electrowinning) technology, which meets the highest international environmental standards. Tía María is expected to begin operations in the third quarter of 2027. To date, the project has generated 5,300 jobs, many of which have been filed by local workers.

During its first 20 years of operation, Tía María is expected to generate significant economic benefits for the Arequipa region. At current copper prices, the project is expected to generate approximately US$24.1 billion in exports and contribute US$6.2 billion in taxes and royalties. The project's total capital budget is US$1.8 billion, of which US$948 million has already been committed.

SPCC consistently works to promote the well-being of communities in the province of Islay and the Arequipa Region. As part of these efforts, SPCC implements successful social programs focused on education, healthcare, and productive development initiatives.

SPCC's social programs in Islay help reduce agricultural production costs and enhance productivity through the use of advanced technology. In addition, SPCC develops healthcare facilities, high-performance schools, research centers, and road infrastructure in the Arequipa Region through Peru’s “Works for Taxes” (Obras por Impuestos) mechanism.

SPCC is also advancing its Michiquillay project, which as a world-class copper deposit has significant potential to spur Peru’s development down the line. Located in Cajamarca, Michiquillay is expected to produce approximately 225,000 metric tons of copper per year, along with molybdenum, gold, and silver by-products, over an initial mine life of more than 25 years. The project’s investment requirement is estimated at approximately US$2.5 billion, and production is expected to begin in 2032.

In Peru, the openness of institutions to private investment, the strong support of local communities, and respect for the rule of law, provide certainty and support for SPCC’s ambitious investment program.


FAQ

What financing did Southern Copper (SCCO) secure for the Tía María project?

Southern Copper’s Peruvian branch secured US$1.25 billion through a bond offering in the New York market. The funds are primarily earmarked to develop the Tía María copper project, supporting its construction and associated investment needs in Peru.

What are the key terms of Southern Copper’s new bond issue?

The new securities pay an annual interest rate of 5.35% until their maturity in 2036. This creates long-term, fixed-rate financing that aligns with the long-life nature of the Tía María copper project and its multi-decade production profile.

How much copper is the Tía María project expected to produce annually for SCCO?

The Tía María project is expected to have an annual production capacity of 120,000 metric tons of refined copper. This output would add significant volume to Southern Copper’s portfolio once operations commence, contributing to exports and fiscal revenues in Peru.

When is Southern Copper’s Tía María project expected to begin operations?

Tía María is expected to begin operations in the third quarter of 2027. This schedule positions the project to start generating copper production, exports, and related tax and royalty contributions after the current construction and commissioning phase.

What economic impact is Tía María expected to have over its first 20 years?

Over its first 20 years, Tía María is expected to generate about US$24.1 billion in exports and contribute roughly US$6.2 billion in taxes and royalties. These figures highlight its importance for regional economic activity and Peru’s public finances.

What is the total capital budget for Tía María and how much is committed?

The project’s total capital budget is approximately US$1.8 billion, with about US$948 million already committed. This indicates that a substantial portion of planned investment has been allocated, while the new bond financing helps cover remaining capital requirements.

What is Southern Copper’s Michiquillay project and when will it start producing?

Michiquillay is described as a world-class copper deposit in Cajamarca, Peru, with an estimated investment of about US$2.5 billion. It is expected to produce around 225,000 metric tons of copper per year, with production anticipated to begin in 2032.

Filing Exhibits & Attachments

4 documents