# EDGAR Filing Document

**Accession Number:** 0001001838
**File Stem:** 0001140361-26-025549
**Filing Date:** 2026-6
**Character Count:** 9183
**Document Hash:** 379533ec39c28cd6d416dbac8dcfff83
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-26-025549.hdr.sgml**: 20260617

**ACCESSION NUMBER**: 0001140361-26-025549

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 14

**CONFORMED PERIOD OF REPORT**: 20260616

**ITEM INFORMATION**: Other Events

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20260617

**DATE AS OF CHANGE**: 20260617

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SOUTHERN COPPER CORP/
- **CENTRAL INDEX KEY:** 0001001838
- **STANDARD INDUSTRIAL CLASSIFICATION:** METAL MINING [1000]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 133849074
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-14066
- **FILM NUMBER:** 261097279

**BUSINESS ADDRESS:**
- **STREET 1:** 7310 NORTH 16TH ST.
- **STREET 2:** SUITE 135
- **CITY:** PHOENIX
- **STATE:** AZ
- **ZIP:** 85020
- **BUSINESS PHONE:** 602-264-1375

**MAIL ADDRESS:**
- **STREET 1:** 7310 NORTH 16TH ST.
- **STREET 2:** SUITE 135
- **CITY:** PHOENIX
- **STATE:** AZ
- **ZIP:** 85020

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SOUTHERN PERU COPPER CORP/
- **DATE OF NAME CHANGE:** 19960726

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SOUTHERN PERU COPPER HOLDING CO
- **DATE OF NAME CHANGE:** 19951006

?xml version='1.0' encoding='ASCII'?

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### 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 17, 2026 (June 16, 2026)**

## SOUTHERN COPPER CORPORATION
(Exact name of registrant as specified in its charter)

---

| | | |
|:---|:---|:---|
| **Delaware**<br>| **1-14066**<br>| **13-3849074**<br>|
| (State or Other Jurisdiction of Incorporation) | (Commission File Number) | (IRS Employer Identification Number) |

---

#### 7310 North 16th St , Suite 135 Phoenix, AZ 85020
(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:

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| | | |
|:---|:---|:---|
|  **Title of each class:** | **Trading Symbol** | **Name of each exchange on which**<br> **registered:** |
|  Common stock, par value $0.01 per share<br>| SCCO<br>| New York Stock Exchange<br>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. ☐

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| | |
|:---|:---|
| **ITEM 8.01** | **Other Events** |

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On June 17, 2026, Southern Copper Corporation ("SCC" or the "Company"), issued a press release announcing that on June 16, 2026 it had priced 5.350% US$1.25 billion Notes due 2036 of fixed rate senior unsecured notes in an underwritten, registered public offering. The transaction is expected to close on or about June 24, 2026, subject to customary closing conditions. The net proceeds from this offering will be used by Southern Peru Copper Corporation, Sucursal del Perú, our Peruvian branch ("SPCC"), for the development of the Tia Maria project, the financing of the capital expenditure program of SPCC, and/or for general corporate purposes of SPCC, including but not limited to working capital (and expenses due in the short term). A copy of this press release is attached hereto as Exhibit 99.1.

---

| | |
|:---|:---|
| **ITEM 9.01** | **Financial Statements and Exhibits** |

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&nbsp;&nbsp;&nbsp;&nbsp;(d) Exhibits:

99.1 Press release of Southern Copper Corporation dated June 17, 2026.

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INDEX TO EXHIBITS

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| | |
|:---|:---|
| **Exhibits** |  |
| [99.1](ef20076323_ex99-1.htm) | Press release of Southern Copper Corporation dated June 17, 2026. |
| 104 | Cover Page Interactive Data File (embedded within the inline XBRL document) |

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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.

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| | | |
|:---|:---|:---|
|  | SOUTHERN COPPER CORPORATION | SOUTHERN COPPER CORPORATION |
|  | By: | /s/ Julián Jorge Lazalde Psihas |
|  | Name: | Julián Jorge Lazalde Psihas |
|  | Title: | Secretary |
| Date: June 17, 2026 |  |  |

---

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## Exhibit 99.1

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**Exhibit 99.1**

<br> ![](image00002.jpg)

![](image00003.jpg)

<u>*Investor Relations: (602) 264-1375*</u>

#### SOUTHERN COPPER CORPORATION PRICES $1,250,000,000 UNSECURED NOTES DUE 2036

Phoenix, June 17, 2026 - Southern Copper Corporation (NYSE and LSE: SCCO) (the "Company") announces that on June 16, 2026, it priced US$1,250,000,000 principal amount of 5.350% Notes due 2036 (the "Notes") in an underwritten, registered public offering. The transaction is expected to close on or about June 24, 2026, subject to customary closing conditions. These notes will be general unsecured obligations of the Company and will rank equally with all of its existing and future unsecured and unsubordinated debt.

The net proceeds from this offering will be used by Southern Peru Copper Corporation, Sucursal del Perú, our Peruvian branch ("SPCC"), for the development of the Tia Maria project, the financing of the capital expenditure program of SPCC, and/or for general corporate purposes of SPCC, including but not limited to working capital (and expenses due in the short term).

BofA Securities, Inc. and Morgan Stanley & Co. LLC acted as global coordinators and joint bookrunners for the offering and Barclays Capital Inc. and Santander US Capital Markets LLC acted as joint bookrunners for the offering.

The offering is being made pursuant to an effective shelf registration statement, and only by means of a prospectus supplement and the accompanying prospectus, copies of which may be obtained by contacting BofA Securities, Inc. at +1-800-294-1322, Morgan Stanley & Co. LLC at +1-800-624-1808, Barclays Capital Inc. at +1-929-694-1057 or Santander US Capital Markets LLC at +1-855-403-3636. Alternatively, you may get these documents for free by visiting EDGAR on the website of the U.S. Securities and Exchange Commission (the "SEC") at http://www.sec.gov/. Before you invest in the notes, you should read the prospectus supplement, the accompanying prospectus in the registration statement and the other documents the Company has filed with the SEC for more complete information about the Company and this offering.

Southern Copper Corporation is one of the largest integrated copper producers in the world and we believe we have the largest copper reserves of any listed company. The Company is a NYSE and Lima Stock Exchange listed company that is 88.9% owned by Grupo Mexico, a Mexican company listed on the Mexican stock exchange. The remaining 11.1% ownership interest is held by the international investment community. The Company operates mining units and metallurgical facilities in Mexico and Peru and conducts exploration activities in Argentina, Chile, Mexico and Peru.

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This press release shall not constitute an offer to sell or purchase or the solicitation of an offer to sell or purchase the Notes or any other securities, nor shall there be any offer, solicitation, purchase or sale of these securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of the jurisdiction.

This press release includes forward-looking statements. Actual events and results may differ materially from those projected. The statements in this news release regarding the notes offering, the terms thereof and other statements that are not historical facts are forward-looking statements. Factors that could affect actual results include general market conditions and other factors discussed in the Company's Form 10-K for the period ended December 31, 2025, and the Company's other filings with the SEC.

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