[6-K] Aura Minerals Inc. Current Report (Foreign Issuer)

Rhea-AI Filing Summary

Aura Minerals Inc. reports that it has closed the acquisition of the Mineração Serra Grande gold mine in Goiás, Brazil, known as “MSG.” This means the company now owns and controls this Brazilian gold mining operation. By formally completing the transaction, Aura moves from announcing the deal to integrating the mine into its portfolio. The update is provided through a foreign issuer report, signaling a completed strategic step in expanding its gold mining footprint in Brazil.

Insights

Metals & Mining Analyst

Aura closes the MSG gold mine acquisition in Brazil, expanding its asset base.

Aura Minerals Inc. confirms the closing of its acquisition of the Mineração Serra Grande gold mine in Goiás, Brazil. Moving from signing to closing is important because it shifts the asset into Aura’s control, allowing it to consolidate production, costs, and reserves once integration proceeds under its operating plans.

The mine is identified as a gold asset, which aligns with Aura’s core focus on precious metals. Although this report does not provide purchase price, production levels, or reserve data, acquiring an operating gold mine in a known Brazilian mining region typically represents a strategic step to grow scale and regional presence.

Future company disclosures may outline how MSG contributes to production volumes, operating costs, and capital needs for upcoming periods. Investors can later compare those metrics with prior periods to understand how this completed acquisition affects Aura’s broader portfolio performance.

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of December 2025

Commission File Number: 001-42744

Aura Minerals Inc.
(Translation of registrant's name into English)

3390 Mary St,
Suite 116, Coconut Grove,
Florida, 33133, United States
+1 (305) 239 9332
(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.
Form 20-F [ X ]      Form 40-F [   ]

EXHIBIT INDEX

Exhibit Number		Description
99.1		Aura Minerals Closes the Acquisition of the Mineração Serra Grande Gold Mine in Goias, Brazil (“MSG”)

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.

		Aura Minerals Inc.
		(Registrant)
Date: December 1, 2025		/s/ João Kleber Cardoso
		João Kleber Cardoso
		Chief Financial Officer

FAQ

What key update does Aura Minerals (AUGO) provide in this 6-K?

Aura Minerals reports that it has closed the acquisition of the Mineração Serra Grande gold mine in Goiás, Brazil, referred to as MSG.

What asset did Aura Minerals (AUGO) acquire in Brazil?

Aura Minerals acquired the Mineração Serra Grande gold mine located in Goiás, Brazil, a gold-producing mining operation known as MSG.

What is the significance of Aura Minerals closing the MSG acquisition?

Closing the deal means Aura Minerals now owns and controls the Mineração Serra Grande gold mine, allowing it to integrate the asset into its operations.

Does the Aura Minerals (AUGO) filing disclose financial terms of the MSG acquisition?

This report only states that Aura Minerals closed the acquisition of the MSG gold mine; it does not provide financial terms in the excerpt shown.

Where is Aura Minerals principal executive office located?

Aura Minerals principal executive office is at 3390 Mary St, Suite 116, Coconut Grove, Florida, 33133, United States.

Who signed the Aura Minerals (AUGO) 6-K related to the MSG acquisition?

The report was signed on behalf of Aura Minerals Inc. by Jof9o Kleber Cardoso, who is the companys Chief Financial Officer.