DEFA14A 1 tm2112807d2_defa14a.htm DEFA14A

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )
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Filed by a Party other than the Registrant ¨
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¨ | Preliminary Proxy Statement
¨ | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
¨ | Definitive Proxy Statement
x | Definitive Additional Materials
¨ | Soliciting Material Pursuant to §240.14a-12
Southern Copper Corporation
(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
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x | No fee required.
¨ | Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.
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¨ | Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.
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| 000004 ENDORSEMENT_LINE______________ SACKPACK_____________ MMMMMMMMMMMM + C 1234567890 MR A SAMPLE DESIGNATION (IF ANY) ADD 1 ADD 2 ADD 3 ADD 4 ADD 5 ADD 6 Online Go to www.envisionreports.com/SCCO or scan the QR code — login details are located in the shaded bar below. Stockholder Meeting Notice 1234 5678 9012 345 Important Notice Regarding the Availability of Proxy Materials for the Southern Copper Corporation Stockholder Meeting to be Held on May 28, 2021 Under Securities and Exchange Commission rules, you are receiving this notice that the proxy materials for the annual stockholders’ meeting are available on the Internet. Follow the instructions below to view the materials and vote online or request a copy. The items to be voted on and the information on the virtual meeting are on the reverse side. Your vote is important! This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. The notice, and upon request by shareholder: the proxy statement, proxy card and annual report on Form 10-K are available at: www.envisionreports.com/SCCO Easy Online Access — View your proxy materials and vote. Step 1:Go to www.envisionreports.com/SCCO. Step 2:Click on Cast Your Vote or Request Materials. Step 3:Follow the instructions on the screen to log in. Step 4:Make your selections as instructed on each screen for your delivery preferences. Step 5:Vote your shares. When you go online, you can also help the environment by consenting to receive electronic delivery of future materials. Obtaining a Copy of the Proxy Materials – If you want to receive a copy of the proxy materials, you must request one. There is no charge to you for requesting a copy. Please make your request as instructed on the reverse side on or before May 18, 2021 to facilitate timely delivery. MMMMMMMMM 03E1JG 2 N O T C O Y+

| Stockholder Meeting Notice Southern Copper Corporation’s Annual Meeting of Stockholders will be held on May 28, 2021 at 9:00 A.M. Mexico City time, virtually via the internet at www.meetingcenter.io/208691188. To access the virtual meeting, you must have the information that is printed in the shaded bar located on the reverse side of this form. The password for this meeting is — SCCO2021. Proposals to be voted on at the meeting are listed below along with the Board of Directors’ recommendations. The Board of Directors of Southern Copper Corporation recommends a vote “For” proposals 1, 2 and 3: Election of Directors: 01 – Germán Larrea Mota-Velasco 02 – Oscar González Rocha – Vicente Ariztegui Andreve – Enrique Castillo Sánchez Mejorada 05 – Leonardo Contreras Lerdo de Tejada 06 – Xavier García de Quevedo Topete 07 – Rafael Mac Gregor Anciola 08 – Luis Miguel Palomino Bonilla 09 – Gilberto Perezalonso Cifuentes 10 – Carlos Ruiz Sacristán Ratify the Audit Committee’s selection of Galaz, Yamazaki, Ruiz Urquiza S.C., a member firm of Deloitte Touche Tohmatsu Limited, as our independent accountants for 2021. Approve by, non-binding vote, executive compensation. The Board of Directors recommends a vote AGAINST Proposal 4: Vote on a stockholder proposal on independent chair, if properly presented to the meeting. Note: Stockholders will also transact such other business as may properly come before the meeting and at any adjournment or postponements of the meeting. PLEASE NOTE – YOU CANNOT VOTE BY RETURNING THIS NOTICE. To vote your shares you must go online or request a paper copy of the proxy materials to receive a proxy card. Here’s how to order a copy of the proxy materials and select delivery preferences: Current and future delivery requests can be submitted using the options below. If you request an email copy, you will receive an email with a link to the current meeting materials. PLEASE NOTE: You must use the number in the shaded bar on the reverse side when requesting a copy of the proxy materials. Internet – Go to www.envisionreports.com/SCCO. Click Cast Your Vote or Request Materials. Phone – Call us free of charge at 1-866-641-4276. Email – Send an email to investorvote@computershare.com with “Proxy Materials Southern Copper Corporation” in the subject line. Include your full name and address, plus the number located in the shaded bar on the reverse side, and state that you want a paper copy of the meeting materials. To facilitate timely delivery, all requests for a paper copy of proxy materials must be received by May 18, 2021.