Southern Copper (SCCO) Director Reports Sale of 200 Shares

Rhea-AI Filing Summary

Luis Miguel Palomino Bonilla, identified as a director of Southern Copper Corporation (SCCO), reported a sale of 200 common shares on 09/12/2025 at a price of $105.44 per share. After the transaction he beneficially owned 1,913 shares, held directly. The Form 4 was signed by an attorney-in-fact, indicating the filing was made on the reporting person's behalf. The disclosure documents a small disposal by an insider and confirms Section 16 reporting compliance.

Positive

• Timely disclosure of insider transaction under Section 16, supporting market transparency
• Insider retains a direct stake of 1,913 shares after the sale

Negative

• Director disposed of 200 shares, indicating a reduction in insider holdings

Insights

Corporate Governance Expert

TL;DR: Director reported a small sale of company stock; disclosure supports Section 16 compliance and transparency.

The 200-share sale represents a modest reduction in a director's direct holding, leaving 1,913 shares. This level of activity appears routine and does not indicate a major shift in insider alignment with shareholders. The filing being executed by an attorney-in-fact is common for insiders who use delegated signing authority; it does not change the substantive disclosure. From a governance perspective, timely reporting of the sale is the primary material element for investors and regulators.

Securities Analyst

TL;DR: Transaction is immaterial to company capitalization but noteworthy as a required insider disclosure.

The disposal of 200 shares at $105.44 is a small transaction relative to typical issuer market caps and does not alter control or materially affect ownership percentages. The remaining direct beneficial ownership of 1,913 shares should be viewed as a small insider stake. No derivative transactions or additional transactions are reported. Impact on valuation or financials is negligible; the filing primarily provides market transparency.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

PALOMINO BONILLA LUIS MIGUEL

(Last) (First) (Middle)

C/O SOUTHERN COPPER CORPORATION

7310 NORTH 16TH ST. SUITE 135

(Street)

PHOENIX AZ 85020

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SOUTHERN COPPER CORP/ [ SCCO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
09/12/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/12/2025		S		200	D	$105.44	1,913	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Andres Carlos Ferrero, Attorney-in-Fact	09/12/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transaction did the SCCO insider report on the Form 4?

The reporting person sold 200 common shares of Southern Copper Corporation on 09/12/2025 at $105.44 per share.

Who filed the Form 4 for SCCO and what is their relationship to the company?

Luis Miguel Palomino Bonilla is identified as a director of Southern Copper Corporation; the form was signed by an attorney-in-fact.

How many SCCO shares does the reporting person own after the reported sale?

After the sale the reporting person beneficially owned 1,913 shares, held directly.

Were any derivative securities reported in this Form 4 for SCCO?

No. The filing contains only a non-derivative transaction in common stock and shows no derivative securities reported.

Does the Form 4 indicate a planned trading program (Rule 10b5-1)?

The Form 4 does not indicate that the transaction was made pursuant to a Rule 10b5-1 trading plan.