Aura Minerals (AUGO) holder plans 370 BDR sale on B3

Rhea-AI Filing Summary

Aura Minerals Inc. (AUGO) is the issuer of Brazilian depositary receipts (BDRs) that a holder, Kapitalo Mercante Master Fundo de Investimento Multimercado, has noticed an intention to sell under Rule 144. The notice covers 370 Brazilian depositary receipts, with an aggregate market value of 10,288.41, to be sold on or after 08/19/2026 on B3. The BDRs represent common shares of Aura Minerals, and the filer indicates the securities were originally acquired in open market purchases for cash in April 2026. The filer may be deemed an affiliate of Aura Minerals.

Key Figures

BDRs to be sold: 370 Brazilian depositary receipts Aggregate market value: 10,288.41 Earliest sale date: 08/19/2026 +2 more

5 metrics

BDRs to be sold 370 Brazilian depositary receipts Amount of Aura Minerals BDRs covered by the Rule 144 notice

Aggregate market value 10,288.41 Aggregate market value of the 370 BDRs intended for sale

Earliest sale date 08/19/2026 Date on or after which the BDRs may be sold on B3

BDR-to-share ratio Three BDRs represent one Common Share Stated relationship between Brazilian depositary receipts and common shares

Acquisition month April 2026 Month in which the BDRs were acquired in open market purchases for cash

Key Terms

Rule 144, Brazilian depositary receipts, B3, open market purchases

4 terms

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.

Brazilian depositary receipts financial

"Brazilian Depositary Receipts are certificates representing Common Shares of the Issuer."

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.

B3 market

"08/19/2026 | B3"

b3 is the main stock exchange and market operator in Brazil, running the marketplace where shares, bonds and derivatives are bought, sold and finalized. Think of it as the town square and the cashier combined: it provides the trading floor, sets basic rules, and makes sure trades are completed and records are kept. Investors care because its rules, technology and stability affect liquidity, transaction costs, market access and the reliability of settlements.

open market purchases financial

"Open Market Purchases | Shares were acquired in the open market trades"

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.

FAQ

What does the Form 144 filing for Aura Minerals Inc. (AUGO) disclose?

The filing discloses that a holder intends to sell 370 Brazilian depositary receipts of Aura Minerals Inc. under Rule 144. These BDRs, representing common shares, have an aggregate market value of 10,288.41 and are planned for sale on the B3 exchange.

How many Aura Minerals (AUGO) Brazilian depositary receipts are covered by this Form 144?

The notice covers 370 Brazilian depositary receipts of Aura Minerals Inc. These certificates represent the issuer’s common shares and are intended to be sold under Rule 144 by Kapitalo Mercante Master Fundo de Investimento Multimercado on the B3 exchange.

What is the reported market value of the Aura Minerals (AUGO) securities in this Form 144?

The Form 144 reports an aggregate market value of 10,288.41 for the 370 Brazilian depositary receipts. This value reflects the filer’s planned sale amount for the BDRs representing Aura Minerals’ common shares on or after 08/19/2026.

When were the Aura Minerals (AUGO) BDRs intended for sale originally acquired?

The Brazilian depositary receipts were acquired in open market purchases for cash in April 2026. The Form 144 notes that the shares were obtained through trades in the market before the filer gave notice of the planned Rule 144 sale.

On which market are the Aura Minerals (AUGO) Brazilian depositary receipts planned to be sold?

The Brazilian depositary receipts are planned to be sold on B3, the Brazilian stock exchange. The Form 144 indicates a proposed sale of 370 BDRs representing Aura Minerals’ common shares with an aggregate market value of 10,288.41.

How do Aura Minerals (AUGO) Brazilian depositary receipts relate to its common shares?

Each Brazilian depositary receipt represents a fraction of Aura Minerals’ common shares. The filing states that three BDRs represent one common share of the issuer, explaining how the certificates correspond to the underlying equity.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/19/2026 - 07:45 PM Accepted by SEC EDGAR 08/19/2026 - 07:44 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002135154
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 Mercante Master 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	BofA Securities Inc 1209 Orange Street Corporation Trust Center Wilmington DE 19801	370	10288.41	83789223	08/19/2026	B3

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	04/10/2026	Open Market Purchases	Shares were acquired in the open market trades			370	04/14/2026	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

Nothing to Report

144: Remarks and Signature

Remarks	Brazilian Depositary Receipts are certificates representing Common Shares of the Issuer. Three BDRs represent one Common Share of the Issuer
Date of Notice	08/19/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Joao Carlos T Pinho
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)