Southern Copper director sells 200 shares

Southern Copper Corporation director Luis Miguel Palomino Bonilla reported selling 200 shares of Common Stock in open-market transactions.

Rhea-AI Filing Summary

Southern Copper Corporation director Luis Miguel Palomino Bonilla reported selling 200 shares of Common Stock in open-market transactions. The Form 4 shows two sales of 100 shares each on May 21, 2026, at prices of $179.85 and $175.80 per share, respectively. These are direct ownership transactions and the filing does not report any related option exercises or derivative positions.

Insights

Equity governance analyst

Routine, small open-market sales by a director with no derivatives involved.

Director Luis Miguel Palomino Bonilla reported two open-market sales totaling 200 shares of Southern Copper Corporation Common Stock on May 21, 2026. The transactions were coded as "S", indicating standard market or private sale activity.

The filing shows direct ownership for these transactions and a total of 200 shares sold at prices between $175.80 and $179.85 per share. The derivative section is empty, so no options or other equity-linked positions are disclosed in this filing.

Given the modest size and absence of derivative exercises or special footnote disclosures, this appears to be a routine liquidity event rather than a transformative governance or ownership change. The overall thesis impact is limited based solely on this information.

Insider Trade Summary

Net Seller: 200 shares

Net Sell 2 txns

Insider PALOMINO BONILLA LUIS MIGUEL

Role Director

Sold 200 shs ($36K)

Type	Security	Shares	Price	Value
Sale	Common Stock	100	$175.80	$18K
Sale	Common Stock	100	$179.85	$18K

Holdings After Transaction: Common Stock — 1,807 shares (Direct)

Key Figures

Total shares sold: 200 shares First sale price: $179.85 per share Second sale price: $175.80 per share +2 more

5 metrics

Total shares sold 200 shares Aggregate of two open-market sales on May 21, 2026

First sale price $179.85 per share 100-share Common Stock sale on May 21, 2026

Second sale price $175.80 per share 100-share Common Stock sale on May 21, 2026

Shares after one transaction 1,807 shares Direct Common Stock holdings reported after one sale

Shares after the other transaction 1,907 shares Direct Common Stock holdings reported after the other sale

Key Terms

open-market sale, Common Stock, Form 4

3 terms

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

""security_title": "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider activity did SCCO disclose for Luis Miguel Palomino Bonilla?

Southern Copper director Luis Miguel Palomino Bonilla reported selling 200 shares of Common Stock. The Form 4 shows two separate open-market sales of 100 shares each, both dated May 21, 2026, under transaction code "S" for sale.

How many Southern Copper (SCCO) shares were sold and at what prices?

The filing reports total sales of 200 Southern Copper Common Stock shares. One 100-share block sold at $179.85 per share, and another 100-share block sold at $175.80 per share, both recorded as open-market transactions.

Were the SCCO insider transactions direct or through another entity?

The transactions were reported as direct ownership. Both entries list ownership type as direct, with no nature-of-ownership footnote describing trusts, LLCs, or other entities, so the sales are attributed directly to the reporting person.

Does the SCCO Form 4 include any option exercises or derivatives?

No, the derivative section of the Form 4 is empty. The filing only reports non-derivative Common Stock transactions, indicating straightforward share sales without any disclosed option exercises, warrant conversions, or other derivative-related activity.

What does transaction code "S" mean in the SCCO Form 4 filing?

Transaction code "S" indicates a sale in the open market or a private transaction. In this Southern Copper filing, both Common Stock transactions use code S, confirming they are standard sale transactions rather than grants, exercises, gifts, or tax-related withholdings.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/22/2026 - 12:51 PM Learn about SEC filing dates

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 ARIZONA 85020

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/21/2026

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

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

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

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	05/21/2026		S		100	D	$175.8	1,907	D
Common Stock	05/21/2026		S		100	D	$179.85	1,807	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	05/22/2026
	** 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.
* Form 4: SEC 1474 (03-26)