Southern Copper director plans sale of 9,248 shares

Southern Copper Corporation filed a notice under Rule 144 for a planned sale of 9,248 shares of common stock through E*Trade, with an aggregate market value of 1,831,104, to be sold on or about 01/29/2026 on the NYSE.

Rhea-AI Filing Summary

Southern Copper Corporation filed a notice under Rule 144 for a planned sale of 9,248 shares of common stock through E*Trade, with an aggregate market value of 1,831,104, to be sold on or about 01/29/2026 on the NYSE.

The shares were acquired between 06/28/2021 and 11/03/2025 mainly under the issuer’s Directors’ Stock Award Plan for service as a director, plus stock dividend payments in 2024 and 2025. The seller represents they know no undisclosed material adverse information about the company’s current or prospective operations.

FAQ

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What does Southern Copper (SCCO) Form 144 filing disclose?

The filing discloses a planned Rule 144 sale of 9,248 Southern Copper common shares through E*Trade, with an aggregate market value of 1,831,104, on or about 01/29/2026. It details how and when the shares were originally acquired by the selling director.

How many Southern Copper (SCCO) shares are planned for sale under Rule 144?

The Form 144 covers a proposed sale of 9,248 Southern Copper Corporation common shares. These shares are to be sold through E*Trade on the NYSE, with the filing listing an aggregate market value of 1,831,104 for the planned transaction as of the notice.

How were the Southern Copper (SCCO) shares in this Form 144 acquired?

Most shares were received under Southern Copper’s Directors’ Stock Award Plan for service as a director from 2021 to 2025. Additional shares came as stock dividend payments in 2024 and 2025, creating the position now being partially sold under the Rule 144 notice.

When is the planned sale date for the SCCO shares in this Form 144?

The notice lists an approximate sale date of 01/29/2026 for the 9,248 Southern Copper common shares. This date reflects when the seller expects to execute the transaction on the NYSE through E*Trade, subject to market conditions and applicable Rule 144 requirements.

What representation does the seller make in the Southern Copper Form 144?

The seller represents that they do not know any material adverse information about Southern Copper’s current or prospective operations that has not been publicly disclosed. This representation is part of the standard Form 144 notice language included with the signature section.

Is the Southern Copper (SCCO) Form 144 tied to a trading plan?

The form notes that if the person adopted a written trading plan or gave trading instructions under Rule 10b5-1, signing the notice extends their representation to that adoption date. The excerpt does not itself specify whether such a plan or instruction exists for this seller.

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Accepted by SEC EDGAR 01/29/2026 - 02:46 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001868963
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	SOUTHERN COPPER CORPORATION
SEC File Number	001-14066
Address of Issuer	7310 NORTH 16TH ST SUITE 135 PHOENIX ARIZONA 85020
Phone	(602) 264-1375
Name of Person for Whose Account the Securities are To Be Sold	Leonardo Contreras Lerdo de Tejada
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	E Trade 3 Edison Drive Alpharetta GA 30005	9248	1831104	0	01/29/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	06/28/2021	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			1600	06/28/2021	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	11/04/2021	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			800	11/04/2021	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	03/04/2022	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	03/04/2022	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	05/06/2022	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	05/06/2022	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	08/03/2022	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	08/03/2022	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	10/26/2022	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	10/26/2022	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	02/24/2023	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	02/24/2023	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	05/01/2023	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	05/01/2023	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	07/27/2023	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	07/27/2023	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	10/27/2023	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	10/27/2023	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	02/01/2024	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	02/01/2024	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	04/30/2024	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	04/30/2024	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	07/26/2024	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	07/26/2024	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	10/24/2024	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	10/24/2024	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	12/31/2024	Securities acquired as stock dividend payments for 2024	Southern Copper Corporation			204	12/31/2024	Securities acquired as stock dividend payments for 2024
Common Stock	01/29/2025	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	01/29/2025	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	04/17/2025	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	04/17/2025	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	08/05/2025	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	08/05/2025	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	11/03/2025	Received pursuant to Issuer's Directors' Stock Award Plan for service as a director - exempt transaction under Rule 16b-3(d)	Southern Copper Corporation			400	11/03/2025	Securities acquired under the Directors Stock Award Plan of Southern Copper Corporation for service as a director.
Common Stock	12/31/2025	Securities acquired as stock dividend payments for 2025	Southern Copper Corporation			244	12/31/2025	Securities acquired as stock dividend payments for 2025.

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks	Securities acquired pursuant to Stock Award Plan of Southern Copper Corporation and shares issued as dividend payments for 2024 and 2025.
Date of Notice	01/29/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Andres C. Ferrero, Attorney-in-Fact
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)