Aura Minerals (AUGO) investor plans 543‑BDR sale on B3

Rhea-AI Filing Summary

Aura Minerals Inc. (AUGO) has a notice of proposed sale under Rule 144 filed on behalf of Kapitalo Master V Fundo de Investimento Multimercado for 543 Brazilian depositary receipts (BDRs), with an aggregate market value of 15,638.51, to be sold on or about 08/20/2026 on B3 through BofA Securities Inc.

The BDRs were originally acquired in open market purchases in May 2022 for cash. Over the past three months, 2,138 BDRs have already been sold for proceeds of 59,828.57. Each common share of Aura Minerals is represented by three BDRs.

Key Figures

BDRs to be sold: 543 Brazilian depositary receipts Aggregate market value of BDRs to be sold: 15,638.51 BDRs outstanding: 83,789,223 Brazilian depositary receipts +3 more

6 metrics

BDRs to be sold 543 Brazilian depositary receipts Proposed sale under Rule 144 on or about 08/20/2026

Aggregate market value of BDRs to be sold 15,638.51 Value of 543 Brazilian depositary receipts proposed for sale

BDRs outstanding 83,789,223 Brazilian depositary receipts Number of Aura Minerals BDRs outstanding referenced in the notice

BDRs sold in past 3 months 2,138 Brazilian depositary receipts Securities sold on 08/19/2026

Proceeds from recent BDR sale 59,828.57 Proceeds from sale of 2,138 BDRs on 08/19/2026

BDR-to-common-share ratio Three BDRs represent one common share Representation of Aura Minerals common shares by Brazilian depositary receipts

Key Terms

Rule 144, Brazilian depositary receipts, aggregate market value, B3

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"

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.

aggregate market value financial

"543 | 15638.51 | 83789223 | 08/20/2026 | B3"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

B3 market

"83789223 | 08/20/2026 | 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.

FAQ

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

The filing reports that Kapitalo Master V Fundo de Investimento Multimercado intends to sell 543 Brazilian depositary receipts (BDRs) of Aura Minerals Inc. under Rule 144, with an aggregate market value of 15,638.51, on or about 08/20/2026 on B3.

How many Aura Minerals (AUGO) BDRs are outstanding according to this notice?

According to the notice, there are 83,789,223 Brazilian depositary receipts of Aura Minerals Inc. outstanding. This figure is provided as context for the planned Rule 144 sale of 543 BDRs by Kapitalo Master V Fundo de Investimento Multimercado.

What prior sales of Aura Minerals (AUGO) BDRs are disclosed in the last three months?

The filing discloses that 2,138 Brazilian depositary receipts of Aura Minerals Inc. were sold on 08/19/2026, generating proceeds of 59,828.57. These sales are reported as securities sold during the past three months for aggregation under Rule 144.

How are Aura Minerals (AUGO) common shares represented by Brazilian depositary receipts?

The remarks state that Brazilian depositary receipts are certificates representing common shares of Aura Minerals Inc., and that three BDRs represent one common share of the issuer. This ratio links the BDRs to the underlying equity.

How and when were the Aura Minerals (AUGO) BDRs to be sold acquired?

The 543 BDRs to be sold were acquired by Kapitalo Master V Fundo de Investimento Multimercado through open market purchases on 05/13/2022, with payment in cash made on 05/17/2022, as disclosed in the acquisition section.

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Available on EDGAR 08/20/2026 - 08:40 PM Accepted by SEC EDGAR 08/20/2026 - 08:40 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	0002126751
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 V 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	543	15638.51	83789223	08/20/2026	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	05/13/2022	Open Market Purchases	Shares were acquired in the open market trades			543	05/17/2022	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
KAPITALO MASTER V FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/19/2026	2138	59828.57

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	08/20/2026
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)