MAC Copper Limited Excluded from S&P/ASX Small Ordinaries Index.

MAC Copper Limited, a Jersey-based mining company, has been dropped from the S&P/ASX Small Ordinaries Index. The company operates the CSA Copper Mine in New South Wales, Australia, which produces 58 underground copper mines. The mine holds a Mining Lease and two Exploration Licenses, covering an area of 2,474 hectares and 366 square kilometers.

MAC Copper Limited, a Jersey-based mining company, has been removed from the S&P/ASX Small Ordinaries Index following a court-approved acquisition by South African gold miner Harmony Gold. The delisting will occur before the market opens on Monday, October 10, 2025, and the company will be fully delisted from the ASX on November 3, 2025, and from the New York Stock Exchange on October 24, 2025 MAC Copper to delist after court approves Harmony Gold acquisition^[1].

The acquisition, approved by the Royal Court of Jersey where MAC Copper is registered, involves Harmony Gold acquiring MAC Copper for USD12.25 ($18.81) per share, giving the copper producer an implied equity value of over USD1 billion MAC Copper to delist after court approves Harmony Gold acquisition^[1]. The deal had previously received approval from the Foreign Investment Review Board and the South African Reserve Bank in August MAC Copper to delist after court approves Harmony Gold acquisition^[1].

MAC Copper Limited operates the CSA Copper Mine in New South Wales, Australia, which produces 58 underground copper mines. The mine holds a Mining Lease (CML5) over the CSA deposit, supplemented by Mining Purpose Leases (MPL) MPL 193 and MPL 1094. The surrounding exploration tenements (EL5693 and 5983) cover approximately 366 square kilometers Harmony Gold Mining's Scheme of Arrangement for MAC Copper Acquisition Becomes Effective^[2].

The delisting from the S&P/ASX Small Ordinaries Index follows Harmony Gold's successful acquisition of MAC Copper, marking a significant strategic move for the South African gold miner to expand its operations into the copper sector. The acquisition is expected to enhance Harmony Gold's portfolio and provide access to a critical resource for the global economy's electrification and decarbonization efforts.