Luis Miguel Palomino Bonilla, a director at Southern Copper Corp (NYSE:SCCO), reported the sale of seven shares of the miner's common stock on March 12, 2026, according to a Form 4 filing with the Securities and Exchange Commission. The shares were disposed of at $190.0 per share, producing a total transaction value of $1,330.
Following the sale, Palomino Bonilla retains direct ownership of 1,900 shares of Southern Copper. The filing provides a narrow snapshot of insider activity that coincides with recent price moves in the company's stock: shares have fallen 7.8% over the last week but remain 91% higher over the past 12 months.
Separately, analysis from InvestingPro indicates Southern Copper currently sits on a Most Overvalued list, with the platform's assessment showing the stock appears overvalued relative to its Fair Value. The InvestingPro service also offers 16 additional ProTips for investors seeking more detail on SCCO.
On the corporate results front, Southern Copper reported fourth-quarter 2025 earnings that exceeded consensus expectations. The company posted earnings per share of $1.56, compared with analyst forecasts of $1.54. Revenue for the quarter came in at $3.87 billion, above the anticipated $3.73 billion.
Despite the quarterly beats, the market reaction was muted to negative in early trading. Southern Copper's shares experienced a decline during the open market, and U.S.-listed shares of copper miners, including Southern Copper, fell in premarket activity. The selling pressure in miners tracked a drop in benchmark copper prices.
The benchmark three-month copper contract slipped 2.0% to $12,847 per metric ton, marking its lowest level since February 19. The decline in the metal's price was noted as influenced by a stronger U.S. dollar. These moves in the underlying commodity, and the subsequent reactions in equities, underscore the sensitivity of copper producers' share prices to spot-market dynamics.
Context and implications
- The insider sale itself was small in size and left the director with 1,900 shares on record.
- Southern Copper delivered modestly better-than-expected quarterly results on both EPS and revenue metrics for Q4 2025.
- Despite earnings beats, the stock declined amid broader weakness in copper prices and premarket selling among miners.
The information in this report is drawn from the regulatory filing and reported market data. Where available, third-party platform analyses are noted as described in filings and public commentary.