Antofagasta stock falls 2.25 percent to EUR 39.57 versus Tradegate close

Published on 10/20/2026 at 21:43 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Q3 output rose 7 percent on October 15, 2026. Antofagasta stock costs EUR 39.57 on October 20, 2026, down 2.25 percent versus Tradegate close.

Price and production signals

Antofagasta stock fell 2.25 percent versus the Tradegate close on October 20, 2026.
Antofagasta reported 151,900 tonnes of copper production in the third quarter of 2026.
Jefferies set a GBp 3,800.00 target on October 16, 2026, 15.43 percent above the LSE price.

Isometrische 3D-Grafik der Kupfer-Wertschöpfungskette von Tagebau bis Frachtschiff — Isometrisches 3D-Diagramm der Wertschöpfungskette illustriert den Produktionsprozess von Antofagasta plc GB0000456144 vom Erz bis Export, Illustration mit AI erstellt.

Antofagasta stock was trading at EUR 39.57 at Lang & Schwarz on October 20, 2026 at 9:36 p.m. CEST, down 2.25 percent versus the Tradegate close of October 19, 2026 at EUR 40.48. The company reported higher quarterly copper production in its latest operating update, while its London-listed shares were last at GBp 3,292 on October 20, 2026 at 4:59 p.m. London time.

According to the Antofagasta production report dated October 15, 2026, copper output reached 151,900 tonnes in the third quarter, up 7.00 percent from 142,000 tonnes in the second quarter. Year-to-date production was 436,900 tonnes, down 8.30 percent from 476,600 tonnes in the comparable 2025 period.

Production guidance stays central

The same report kept 2026 copper production guidance at 625,000 to 655,000 tonnes and set 2027 guidance at 630,000 to 690,000 tonnes. It also raised 2026 cash-cost guidance before by-product credits to USD 2.60-2.70 per pound from USD 2.40-2.60 per pound.

What does the target imply?

Jefferies analyst Chris LaFemina maintained a Hold rating and set a GBp 3,800.00 target on October 16, 2026, according to TipRanks. That target lies 15.43 percent above the LSE price of GBp 3,292.00 on October 20, 2026. Berenberg reiterated a Buy rating with a GBp 4,500.00 target on October 16, 2026, as reported by Markets Insider.

Comparison with peers

Antofagasta: down 2.02 percent on the LSE on October 20, 2026, P/E 26.22, market capitalization GBP 32.5 billion.

Rio Tinto Group: down 2.53 percent on the LSE on October 20, 2026, P/E 11.88, market capitalization GBP 106.4 billion.

Glencore: down 2.45 percent on the LSE on October 20, 2026, P/E 16.54, market capitalization GBP 64.5 billion.

Antofagasta stock after hours

At Lang & Schwarz, Antofagasta was trading at EUR 39.57 on October 20, 2026 at 9:36 p.m. CEST, down 2.25 percent versus the Tradegate close of October 19, 2026 at EUR 40.48. The company also expects its major growth projects to complete commissioning in 2027, according to the October 15, 2026 production report. The further course of trading is shown by the continuously updated real-time quote of Antofagasta stock.