MAC Copper Simplifies its Debt Structure with Lower Interest Rate and Improved Liquidity
MAC Copper (NYSE:MTAL) has successfully restructured its debt facilities, marking a significant improvement in its financial position. The company has replaced its old facilities with new ones, including a US$159 million term loan and an expanded US$125 million revolving credit facility extended to March 2028.
Key improvements include:
- Early repayment of Sprott mezzanine facility
- Reduction in principal repayments by ~US$123 million until December 2026
- ~30% decrease in average weighted cost of debt to 6.85%
- Annual interest savings of ~US$14 million
- 93% reduction in environmental bond costs
Following the refinancing, MAC will maintain ~US$50 million in cash and total liquidity of ~US$109 million. The company will use proceeds from its recent A$150 million equity raising to repay the Sprott mezzanine facility, with Glencore contingent copper payments deferred until June 2026.
MAC Copper (NYSE:MTAL) ha ristrutturato con successo le sue linee di credito, segnando un miglioramento significativo nella sua posizione finanziaria. L'azienda ha sostituito le sue vecchie strutture con nuove, tra cui un prestito a termine di 159 milioni di dollari USA e un linea di credito revolving ampliata di 125 milioni di dollari USA estesa fino a marzo 2028.
I principali miglioramenti includono:
- Rimborso anticipato della struttura mezzanine di Sprott
- Riduzione dei rimborsi del capitale di circa 123 milioni di dollari USA fino a dicembre 2026
- Riduzione di circa il 30% del costo medio ponderato del debito al 6,85%
- Risparmi annuali sugli interessi di circa 14 milioni di dollari USA
- Riduzione del 93% dei costi delle obbligazioni ambientali
In seguito al rifinanziamento, MAC manterrà circa 50 milioni di dollari USA in contante e una liquidità totale di circa 109 milioni di dollari USA. L'azienda utilizzerà i proventi della recente raccolta di capitale di 150 milioni di dollari australiani per rimborsare la struttura mezzanine di Sprott, con i pagamenti contingenti in rame da Glencore rinviati fino a giugno 2026.
MAC Copper (NYSE:MTAL) ha reestructurado con éxito sus líneas de crédito, marcando una mejora significativa en su posición financiera. La empresa ha reemplazado sus viejas instalaciones por nuevas, incluyendo un préstamo a plazo de 159 millones de dólares estadounidenses y una línea de crédito revolvente ampliada de 125 millones de dólares estadounidenses extendida hasta marzo de 2028.
Las principales mejoras incluyen:
- Reembolso anticipado de la instalación mezzanine de Sprott
- Reducción en los reembolsos de capital de aproximadamente 123 millones de dólares estadounidenses hasta diciembre de 2026
- Disminución de aproximadamente el 30% en el costo promedio ponderado de la deuda al 6.85%
- Ahorros anuales en intereses de aproximadamente 14 millones de dólares estadounidenses
- Reducción del 93% en los costos de bonos ambientales
Tras el refinanciamiento, MAC mantendrá aproximadamente 50 millones de dólares estadounidenses en efectivo y una liquidez total de aproximadamente 109 millones de dólares estadounidenses. La empresa utilizará los ingresos de su reciente aumento de capital de 150 millones de dólares australianos para reembolsar la instalación mezzanine de Sprott, con los pagos contingentes de cobre de Glencore aplazados hasta junio de 2026.
MAC Copper (NYSE:MTAL)는 성공적으로 채무 구조 조정을 완료하여 재무 상태를 크게 개선했습니다. 회사는 기존의 시설을 새로운 시설로 교체했으며, 여기에는 1억 5천 9백만 달러의 기간 대출과 2028년 3월까지 연장된 1억 2천 5백만 달러의 회전 신용 한도가 포함됩니다.
주요 개선 사항은 다음과 같습니다:
- Sprott 메자닌 시설의 조기 상환
- 2026년 12월까지 약 1억 2천 3백만 달러의 원금 상환 감소
- 부채의 평균 가중 비용이 6.85%로 약 30% 감소
- 연간 이자 절감액 약 1천 4백만 달러
- 환경 채권 비용 93% 감소
재융자 이후, MAC는 약 5천만 달러의 현금과 약 1억 9백만 달러의 총 유동성을 유지할 것입니다. 회사는 최근 1억 5천만 호주 달러의 자본 조달로 얻은 수익을 Sprott 메자닌 시설의 상환에 사용할 것이며, Glencore의 조건부 구리 지급은 2026년 6월까지 연기됩니다.
MAC Copper (NYSE:MTAL) a restructuré avec succès ses lignes de crédit, marquant une amélioration significative de sa situation financière. L'entreprise a remplacé ses anciennes installations par de nouvelles, y compris un prêt à terme de 159 millions de dollars américains et une ligne de crédit renouvelable élargie de 125 millions de dollars américains prolongée jusqu'en mars 2028.
Les principales améliorations incluent :
- Remboursement anticipé de la facilité mezzanine de Sprott
- Réduction des remboursements du principal d'environ 123 millions de dollars américains jusqu'en décembre 2026
- Diminution d'environ 30 % du coût moyen pondéré de la dette à 6,85 %
- Économies annuelles sur les intérêts d'environ 14 millions de dollars américains
- Réduction de 93 % des coûts des obligations environnementales
Suite au refinancement, MAC maintiendra environ 50 millions de dollars américains en espèces et une liquidité totale de environ 109 millions de dollars américains. L'entreprise utilisera les produits de son récent levée de fonds de 150 millions de dollars australiens pour rembourser la facilité mezzanine de Sprott, les paiements contingents de cuivre de Glencore étant reportés jusqu'en juin 2026.
MAC Copper (NYSE:MTAL) hat erfolgreich seine Kreditfacilitäten umstrukturiert, was eine signifikante Verbesserung seiner finanziellen Lage darstellt. Das Unternehmen hat seine alten Kreditlinien durch neue ersetzt, darunter ein Terminkredit über 159 Millionen US-Dollar und eine erweiterte Revolving-Kreditlinie über 125 Millionen US-Dollar, die bis März 2028 verlängert wurde.
Wesentliche Verbesserungen umfassen:
- Vorzeitige Rückzahlung der Sprott-Mezzanine-Fazilität
- Reduzierung der Kapitalrückzahlungen um etwa 123 Millionen US-Dollar bis Dezember 2026
- Rund 30% Rückgang der durchschnittlichen gewichteten Kosten des Fremdkapitals auf 6,85%
- Jährliche Zinsersparnisse von etwa 14 Millionen US-Dollar
- 93% Reduzierung der Kosten für Umweltanleihen
Nach der Refinanzierung wird MAC ca. 50 Millionen US-Dollar in bar und eine Gesamtl liquidität von ca. 109 Millionen US-Dollar halten. Das Unternehmen wird die Erlöse aus der jüngsten Kapitalerhöhung von 150 Millionen australischen Dollar verwenden, um die Sprott-Mezzanine-Fazilität zurückzuzahlen, wobei die bedingten Kupferzahlungen von Glencore bis Juni 2026 verschoben werden.
- Significant debt cost reduction with ~30% lower weighted cost of debt
- Annual interest savings of US$14 million
- US$123 million reduction in principal repayments through December 2026
- 93% reduction in environmental bond costs
- Increased liquidity with US$125 million revolving credit facility
- Extended debt maturity to March 2028
- Substantial total debt burden remains at US$159 million term loan
- Dilution of shareholders from A$150 million equity raising used for debt repayment
Insights
MAC Copper's debt restructuring represents a significant strengthening of its financial foundation with multiple benefits for the company's short and medium-term outlook. The early repayment of the US$145 million Sprott mezzanine facility using proceeds from their October 2024 equity raise has allowed MAC to thoroughly overhaul its debt profile.
The restructuring delivers
The
The
This refinancing demonstrates MAC Copper's strategic positioning in a tight mining finance market. The company has capitalized on its asset quality - particularly the CSA Copper Mine - to secure significantly improved debt terms from a broader banking syndicate that now includes three Australian institutions.
The extended maturity to March 2028 and repayment holiday until September 2025 creates important operational breathing room, allowing management to allocate capital toward the "promising growth projects" mentioned by the CFO without immediate debt service pressure. The
What's especially noteworthy is the deferral of contingent copper payments to Glencore until after June 2026. This provision insulates MAC from potential near-term obligations tied to copper price movements, further enhancing financial predictability during this optimization period.
The refinancing marks a decisive step in MAC's transition following what appears to be a recent acquisition or restructuring (suggested by the Glencore payment arrangements). By aligning debt structure with the long-life nature of the CSA Copper Mine, MAC has created a more sustainable financial framework that better matches asset characteristics with liability structure - a important consideration for resource companies with long-lived, capital-intensive assets.
ST. HELIER, Jersey--(BUSINESS WIRE)-- MAC Copper Limited ARBN 671 963 198 (NYSE:MTAL; ASX:MAC)

Debt Maturity Profile (US$M) (Graphic: Business Wire)
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 term loan facility, an undrawn$159 million US revolving credit facility, a$25 million US mezzanine facility1 and a$145 million A environmental bond (“Old Facilities”).$45 million -
New MAC facilities comprise of a
US term loan facility, an upsized$159 million US revolving credit facility extended to 14 March 2028 and a$125 million A environmental bond now provided by three Australian Banks (“New Facilities”).$45 million
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 over the next 21 months until December 2026.$123 million -
Revolving credit facility upsized by
US to$100 million US , providing additional liquidity.$125 million -
New Facilities reduce MAC’s average weighted cost of debt by ~
30% 2 to approximately6.85% . -
Interest cash savings of approximately
US per annum under the New Facilities3.$14 million -
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
Following repayment of the Old Facilities, MAC will have pro-forma cash and cash equivalents of
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.”
Early Repayment of Mezzanine Debt Facility
In accordance with previously disclosed amendments to the mezzanine debt facility with Sprott,1 MAC exercised its right to repay the facility in full by paying a total of
This announcement is authorised for release by the CEO.
About MAC Copper Limited
MAC Copper Limited (NYSE:MTAL; ASX:MAC) is a company focused on operating and acquiring metals and mining businesses in high quality, stable jurisdictions that are critical in the electrification and decarbonization of the global economy.
Forward Looking Statements
This release has been prepared by MAC Copper Limited (“Company” or “MAC”) and includes “forward-looking statements.” The forward-looking information is based on the Company’s expectations, estimates, projections, and opinions of management made in light of its experience and its perception of trends, current conditions and expected developments, as well as other factors that management of the Company believes to be relevant and reasonable in the circumstances at the date that such statements are made, but which may prove to be incorrect. Assumptions have been made by the Company regarding, among other things: the price of copper, continuing commercial production at the CSA Copper Mine without any major disruption, the receipt of required governmental approvals, the accuracy of capital and operating cost estimates, the ability of the Company to operate in a safe, efficient and effective manner and the ability of the Company to obtain financing as and when required and on reasonable terms. Readers are cautioned that the foregoing list is not exhaustive of all factors and assumptions which may have been used by the Company. Although management believes that the assumptions made by the Company and the expectations represented by such information are reasonable, there can be no assurance that the forward-looking information will prove to be accurate.
MAC’s actual results may differ from expectations, estimates, and projections and, consequently, you should not rely on these forward-looking statements as predictions of future events. Words such as “expect,” “estimate,” “project,” “budget,” “forecast,” “anticipate,” “intend,” “plan,” “may,” “will,” “could,” “should,” “believes,” “predicts,” “potential,” “continue,” and similar expressions (or the negative versions of such words or expressions) are intended to identify such forward- looking statements. These forward-looking statements include, without limitation, MAC’s expectations with respect to future performance of the CSA Copper Mine. These forward-looking statements involve significant risks and uncertainties that could cause the actual results to differ materially from those discussed in the forward-looking statements. Most of these factors are outside MAC’s control and are difficult to predict. Factors that may cause such differences include, but are not limited to: the supply and demand for copper; the future price of copper; the timing and amount of estimated future production, costs of production, capital expenditures and requirements for additional capital; cash flow provided by operating activities; unanticipated reclamation expenses; claims and limitations on insurance coverage; the uncertainty in Mineral Resource estimates; the uncertainty in geological, metallurgical and geotechnical studies and opinions; infrastructure risks;; and other risks and uncertainties indicated from time to time in MAC’s other filings with the SEC and the ASX. MAC cautions that the foregoing list of factors is not exclusive. MAC cautions readers not to place undue reliance upon any forward-looking statements, which speak only as of the date made. MAC does not undertake or accept any obligation or undertaking to release publicly any updates or revisions to any forward-looking statements to reflect any change in its expectations or any change in events, conditions, or circumstances on which any such statement is based.
More information on potential factors that could affect MAC’s or CSA Copper Mine’s financial results is included from time to time in MAC’s public reports filed with the SEC and the ASX. If any of these risks materialize or MAC’s assumptions prove incorrect, actual results could differ materially from the results implied by these forward-looking statements. There may be additional risks that MAC does not presently know, or that MAC currently believes are immaterial, that could also cause actual results to differ from those contained in the forward-looking statements. In addition, forward-looking statements reflect MAC’s expectations, plans or forecasts of future events and views as of the date of this communication. MAC anticipates that subsequent events and developments will cause its assessments to change. However, while MAC may elect to update these forward-looking statements at some point in the future, MAC specifically disclaims any obligation to do so, except as required by law. These forward-looking statements should not be relied upon as representing MAC’s assessment as of any date subsequent to the date of this communication. Accordingly, undue reliance should not be placed upon the forward-looking statements.
_________________________
1 Refer to MAC’s ASX announcement titled ‘MAC Copper Limited and Sprott Amend Loan Agreement to Permit Early Repayment’ dated 17 December 2024 for further details.
2 Comparing the current weighted average interest cost of ~
3 Full year of interest savings based on current interest rate differential.
4 The full form documentation continues to recognise that the contingents are not payable before 16 June 2026, other than from free cash flow and after satisfaction of all operating costs and debt servicing.
5 Includes cash of
6 Converted into US$ based on an A$:US$ exchange rate of 0.6307, representing the closing exchange rate on 10 March 2025
View source version on businesswire.com: https://www.businesswire.com/news/home/20250311692367/en/
Mick McMullen
Chief Executive Officer & Director
MAC Copper Limited
investors@metalsacqcorp.com
Morné Engelbrecht
Chief Financial Officer
MAC Copper Limited
Source: MAC Copper Limited