Antofagasta PLC (ANTO), the FTSE-listed copper mining group with operations centred in Chile, has disclosed a director share purchase following notification received on 11 November 2026. Director Tony Jensen and his wife Dulci Jensen, identified as a person closely associated, jointly acquired 5,550 ordinary shares at £33.26 per share on 10 November 2026, representing a total consideration of £184,593. The transaction was conducted on the London Stock Exchange and disclosed under Article 19 of the UK Market Abuse Regulation, making it a notifiable insider transaction that investors in ANTO will typically monitor as a signal of director sentiment.

Key Points

  • Antofagasta PLC (ANTO), FTSE-listed copper mining company operating primarily in Chile
  • Director Tony Jensen and spouse Dulci Jensen jointly acquired 5,550 ordinary shares of 5p each on 10 November 2026
  • Shares purchased at £33.26 each, totalling £184,593, on the London Stock Exchange
  • Investors may watch for further director dealings or operational updates from Antofagasta in the period ahead

Tony Jensen and Dulci Jensen's Joint Acquisition of 5,550 Antofagasta Shares

The transaction was a joint acquisition of ordinary shares of 5p each by Tony Jensen, a director of Antofagasta PLC, and Dulci Jensen, his spouse and a person closely associated with him under UK Market Abuse Regulation definitions. The 5,550 shares were purchased in a single transaction at a price of £33.26 per share, bringing the total value to £184,593. The announcement confirms this was an initial notification rather than an amendment, and the transaction took place entirely on the London Stock Exchange on 10 November 2026, with the company notified the following day.

Antofagasta's Position as a Major London-Listed Copper Producer

Antofagasta PLC is one of the largest copper mining companies listed on the London Stock Exchange, with its principal mining assets located in Chile. The group's revenue model is built predominantly on copper production and sales, a commodity closely tied to global industrial demand, infrastructure investment, and the ongoing energy transition. The company's ordinary shares carry an identification code of GB0000456144 and a nominal value of 5p each. Director share purchases of this scale are publicly disclosed under UK regulatory requirements to maintain market transparency and ensure all investors have equal access to material information about insider activity.

UK Market Abuse Regulation Disclosure Requirements Met by Antofagasta

The notification was made in accordance with Article 19 of the UK Market Abuse Regulation, which requires persons discharging managerial responsibilities and their closely associated persons to disclose transactions in the issuer's financial instruments once a calendar-year threshold is met. Antofagasta's LEI is recorded as 213800MY6QVH4FVLD628. The company confirmed that the aggregated information section was not applicable given this was a single, straightforward transaction. Regulatory disclosures of this nature are standard practice for FTSE-listed companies and do not in themselves constitute guidance on future performance or strategy.