An anonymous director reports

AURA ANNOUNCES LAUNCH OF U.S. PUBLIC OFFERING

Aura Minerals Inc. has launched its U.S. public offering of common shares, pursuant to a registration statement on Form F-1 filed with the U.S. Securities and Exchange Commission (SEC).

Aura is seeking to raise around $210-million (U.S.) based on the closing price per share of its common shares on the Toronto Stock Exchange on July 4, 2025, and the Canadian-dollar-to-U.S.-dollar-exchange rate reported by the Bank of Canada on the same day. The common shares are expected to be listed on the Nasdaq Global Select Market under the symbol AUGO. In connection with the offering, Aura expects to grant to the underwriters a 30-day option to purchase up to a certain additional number of common shares at the public offering price.

BofA Securities and Goldman Sachs & Co. LLC are acting as global co-ordinators, BTG Pactual and Itau BBA are acting as joint bookrunners, and Bradesco BBI, National Bank of Canada Financial Markets, RBC Capital Markets and Scotiabank are acting as co-managers, of the offering.

The offering is being made in the United States only by means of a prospectus. Copies of the preliminary prospectus related to the offering may be obtained, when available, from BofA Securities, 201 North Tryon St., Charlotte, N.C., 28255-0001, attention: prospectus department.

A registration statement relating to this offering has been filed with the SEC but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This communication to the market shall not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state or jurisdiction.

Shareholders' pre-emptive rights in new share issuances, such as the offering, are expressly excluded pursuant to the company's memorandum and articles of association. There will be no pre-emptive right for the company's Brazilian depositary receipt holders in connection with the public offering.

The offering will not be carried out by any means that would constitute a public offering in Brazil under Law No. 6,385, dated Dec. 7, 1976, as amended, and under Brazilian Securities Commission (CVM) Resolution (Resolucao) No. 160, dated July 13, 2022, as amended. The offering has not been and will not be registered with the CVM in Brazil. The common shares may not be offered or sold in Brazil except in circumstances that do not constitute a public offering for distribution under Brazilian securities laws and regulations.

No prospectus has been filed with any securities commission or similar regulatory authority in Canada in connection with this offering. The offering will not be made available to the public in Canada. Any offering into Canada will be made exclusively by way of a private placement pursuant to an exemption from the prospectus requirements of applicable Canadian provincial and territorial securities laws and is subject to receipt of approval from the TSX. In Canada, only investors purchasing or deemed to be purchasing as principal that are accredited investors (as defined in National Instrument 45-106, Prospectus Exemptions, or Subsection 73.3(1) of the Securities Act (Ontario)) and are permitted clients (as defined in National Instrument 31-103, Registration Requirements, Exemptions and Ongoing Registrant Obligations) are eligible to invest.

About Aura Minerals Inc.

Aura is focused on mining in complete terms -- thinking holistically about how its business impacts and benefits every one of its stakeholders: the company, its shareholders, its employees, and the countries and communities it serves. Aura calls this 360-degree mining.

Aura is a company focused on the development and operation of gold and base metal projects in the Americas. The company's five operating assets include the Minosa gold mine in Honduras, the Almas, Apoena and Borborema gold mines in Brazil, and the Aranzazu copper, gold and silver mine in Mexico. Additionally, the company owns Era Dorada, a gold project in Guatemala, Tolda Fria, a gold project in Colombia, and three projects in Brazil: Matupa, which is under development, Sao Francisco, which is in care and maintenance, and the Carajas copper project in the Carajas region, in the exploration phase.

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