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MAC Copper Simplifies its Debt Structure with Lower Interest Rate and Improved Liquidity

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Debt Maturity Profile (US$M) (Graphic: Business Wire)
Debt Maturity Profile (US$M) (Graphic: Business Wire)

ST. HELIER, Jersey, March 12, 2025--(BUSINESS WIRE)--MAC Copper Limited ARBN 671 963 198 (NYSE:MTAL; ASX:MAC)

MAC Copper Limited ("MAC" or the "Company") is pleased to announce that it has successfully amended its debt and further simplified its balance sheet through the early repayment of the Sprott mezzanine facility.

Overview of the Debt Facilities

  • Old MAC facilities comprised of a US$159 million term loan facility, an undrawn US$25 million revolving credit facility, a US$145 million mezzanine facility1 and a A$45 million environmental bond ("Old Facilities").

  • New MAC facilities comprise of a US$159 million term loan facility, an upsized US$125 million revolving credit facility extended to 14 March 2028 and a A$45 million environmental bond now provided by three Australian Banks ("New Facilities").

Key Highlights

  • Simplification of MAC’s balance sheet through the early repayment of the Sprott mezzanine facility.

  • A syndicate of six banks (including three Australian banks for the first time) providing the New Facilities.

  • New Facilities have a longer dated maturity of 14 March 2028, including repayment holiday until 30 September 2025.

  • Updated repayment profile under the New Facilities reduces MAC’s principal repayments by ~US$123 million over the next 21 months until December 2026.

  • Revolving credit facility upsized by US$100 million to US$125 million, providing additional liquidity.

  • New Facilities reduce MAC’s average weighted cost of debt by ~30%2 to approximately 6.85%.

  • Interest cash savings of approximately US$14 million per annum under the New Facilities3.

  • Reduction in environmental bond costs of ~93% with the introduction of Australian banks in the syndicate.

  • Contingent copper payments to Glencore will not be payable before June 2026 (even if triggered)4.

As outlined in previous announcements, MAC will utilise the proceeds from it’s A$150 million (~US$103 million) equity raising in October 2024 to repay the Sprott mezzanine facility.

Following repayment of the Old Facilities, MAC will have pro-forma cash and cash equivalents of ~US$50 million (~A$80 million) and liquidity of ~US$109 million5 (~A$172 million)6.

Management Comment

MAC CFO, Morné Engelbrecht commented

"We are delighted with the continued support from our existing banking group but also very pleased to welcome three new Australian banks to the syndicate. We thank them for their support. The refinancing of the senior debt and the early repayment of the mezzanine facility supports MAC’s continued efforts to simplify and optimize its balance sheet, while ensuring a robust financial position to fund our promising growth projects. It also aligns our debt structure to our long-life, high-quality CSA Copper Mine."