MAC Copper Ltd Files October 2025 6-K Report

Mac Copper Ltd 6-K Filing Summary
FieldDetail
CompanyMac Copper Ltd
Form Type6-K
Filed DateOct 6, 2025
Risk Levellow
Pages1
Reading Time1 min
Sentimentneutral

Sentiment: neutral

Topics: reporting, foreign-private-issuer, sec-filing

TL;DR

MAC Copper Ltd (formerly Metals Acquisition Ltd) filed its October 6-K, keeping investors in the loop.

AI Summary

MAC Copper Limited, formerly Metals Acquisition Ltd, filed a Form 6-K on October 6, 2025. This report is for the month of October 2025 and is being filed under the 1934 Act. The company is incorporated in Jersey and its principal executive offices are located at 3rd Floor, 44 Esplanade, St. Helier, Jersey, JE4 9WG.

Why It Matters

This filing indicates ongoing reporting compliance for MAC Copper Ltd, a foreign private issuer, which is crucial for investors tracking the company's regulatory adherence and operational updates.

Risk Assessment

Risk Level: low — This filing is a routine report and does not contain new material financial information or significant operational changes.

Key Numbers

  • 001-41722 — SEC File Number (Identifies the company's filing with the SEC.)
  • 251375565 — Film Number (Internal SEC processing number.)

Key Players & Entities

  • MAC Copper Limited (company) — Registrant
  • Metals Acquisition Ltd (company) — Former company name
  • October 6, 2025 (date) — Filing date
  • 3rd Floor, 44 Esplanade, St. Helier, Jersey, JE4 9WG (address) — Principal executive offices
  • 333-276216 (registration_number) — Form F-3 registration number

FAQ

What is the purpose of this Form 6-K filing?

This Form 6-K is a Report of Foreign Private Issuer filed pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934, for the month of October 2025.

What was MAC Copper Limited's former name?

MAC Copper Limited's former name was Metals Acquisition Ltd, with a date of name change on October 11, 2022.

Where are MAC Copper Limited's principal executive offices located?

The principal executive offices of MAC Copper Limited are located at 3rd Floor, 44 Esplanade, St. Helier, Jersey, JE4 9WG.

Under which SEC Act is this report filed?

This report is filed under the 1934 Act.

Is this filing incorporated by reference into any other registration statements?

Yes, this Report on Form 6-K is incorporated by reference into the registration statement on Form F-3 (Registration No. 333-276216).

Filing Stats: 227 words · 1 min read · ~1 pages · Grade level 15.5 · Accepted 2025-10-06 06:35:56

Filing Documents

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. MAC COPPER LIMITED (Registrant) Date: October 6, 2025 By: /s/ Michael James McMullen Name: Michael James McMullen Title: Chief Executive Officer

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