Aura Minerals holder proposes sale of 6,739 receipts

Aura Minerals states that three Brazilian depositary receipts represent one common share.

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Form Type

144

Rhea-AI Filing Summary

Aura Minerals Inc. (AUGO) is the issuer named in Kapitalo Master III Fundo de Investimento Multimercado’s notice of a proposed sale of 6,739 Brazilian depositary receipts, with a listed aggregate market value of 179,036.20. The sale details identify BTG Pactual Corretora de Titulos e Valores Mobiliarios S.A. and B3, and give an approximate sale date of September 29, 2026. Kapitalo also lists prior sales, including 253,428 Brazilian depositary receipts on September 22, 2026.

Key Figures

Proposed sale: 6,739 Brazilian depositary receipts Aggregate market value: 179,036.20 Prior sale: 253,428 Brazilian depositary receipts +1 more

4 metrics

Proposed sale 6,739 Brazilian depositary receipts Approximate sale date: September 29, 2026

Aggregate market value 179,036.20 Proposed sale of Brazilian depositary receipts

Prior sale 253,428 Brazilian depositary receipts September 22, 2026

BDRs per common share 3 Brazilian depositary receipts Three BDRs represent one common share

Key Terms

Brazilian depositary receipts, Open Market Purchases, Rule 144, affiliate

4 terms

Brazilian depositary receipts technical

"Brazilian Depositary Receipts are certificates representing Common Shares"

Brazilian Depositary Receipts (BDRs) are certificates traded on Brazilian exchanges that represent ownership of shares in foreign companies, allowing local investors to buy and sell exposure to those overseas stocks without opening foreign brokerage accounts. They matter because they let investors diversify across global companies using local currency and trading hours, similar to buying a locally issued voucher for a foreign product, while still exposing portfolios to the performance and risks of the underlying foreign shares.

Open Market Purchases financial

"Open Market Purchases"

Open market purchases are buys of a company’s shares (or other securities) made on public exchanges at prevailing market prices rather than through private deals. For investors this matters because when a company buys back its own stock it reduces the number of shares available, which can boost per-share earnings and often signals management’s confidence; it also affects supply, demand and short-term liquidity much like someone quietly buying up items from a crowded marketplace.

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

affiliate regulatory

"May be deemed affiliate"

FAQ

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How many Aura Minerals (AUGO) BDRs is Kapitalo proposing to sell?

Kapitalo Master III Fundo de Investimento Multimercado proposed selling 6,739 Brazilian depositary receipts, with a listed aggregate market value of 179,036.20 and an approximate sale date of September 29, 2026. The sale details identify BTG Pactual Corretora de Titulos e Valores Mobiliarios S.A. and B3.

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Available on EDGAR 09/29/2026 - 06:46 PM Accepted by SEC EDGAR 09/29/2026 - 06:46 PM

144: Filer Information

Filer CIK

0002126752

Filer CCC

XXXXXXXX

Is this a LIVE or TEST Filing?

LIVE TEST

Submission Contact Information

Name

Phone

E-Mail Address

144: Issuer Information

Name of Issuer

Aura Minerals Inc.

SEC File Number

001-42744

Address of Issuer

3390 Mary St
Suite 116
Coconut Grove
FLORIDA
33133

Phone

1-305-239-9332

Name of Person for Whose Account the Securities are To Be Sold

Kapitalo Master III Fundo de Investimento Multimercado

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

May be deemed affiliate

144: Securities Information

Title of the Class of Securities To Be Sold

Name and Address of the Broker

Number of Shares or Other Units To Be Sold

Aggregate Market Value

Number of Shares or Other Units Outstanding

Approximate Date of Sale

Name the Securities Exchange

Brazilian depositary receipts

BTG PACTUAL CORRETORA DE TITULOS E VALORES MOBILIARIOS S.A.
AV BRIGADEIRO FARIA LIMA 3477
Edificio Patio Victor Malzoni
SAO PAULO D5 4538133

6739

179036.20

83789223

09/29/2026

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class

Date you Acquired

Nature of Acquisition Transaction

Name of Person from Whom Acquired

Is this a Gift?

Date Donor Acquired

Amount of Securities Acquired

Date of Payment

Nature of Payment *

Brazilian depositary receipts

06/12/2025

Open Market Purchases

Shares were acquired in the open market trades

6739

06/16/2025

Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller

Title of Securities Sold

Date of Sale

Amount of Securities Sold

Gross Proceeds