Aura Minerals holder plans BDR sales in Brazil

An affiliated Kapitalo Master V fund filed a Form 144 to sell Aura Minerals Brazilian depositary receipts, after reporting multiple BDR sales on B3 in recent months.

Rhea-AI Filing Summary

Aura Minerals Inc. (AUGO) is the underlying issuer in a Form 144 notice filed for potential sales of its Brazilian depositary receipts (BDRs) by Kapitalo Master V Fundo de Investimento Multimercado, which may be deemed an affiliate. The BDRs are listed for trading on B3 in Brazil and are held through Morgan Stanley’s Institutional Equity Division in São Paulo.

The filing states that three BDRs represent one common share of Aura Minerals. It also lists recent BDR sales over the prior three months by an affiliated Kapitalo Master V fund, including trades such as 2,138 BDRs on August 19, 2026 for 59,828.57 and 10,908 BDRs on September 3, 2026 for 319,861.45. The notice is dated September 17, 2026.

Key Figures

BDR-to-share ratio: 3 BDRs per 1 common share BDRs sold on August 19, 2026: 2,138 BDRs for 59,828.57 BDRs sold on August 20, 2026: 543 BDRs for 15,593.89 +5 more

8 metrics

BDR-to-share ratio 3 BDRs per 1 common share Brazilian depositary receipts represent common shares of Aura Minerals

BDRs sold on August 19, 2026 2,138 BDRs for 59,828.57 Sale by Kapitalo Master V FIM in the past three months

BDRs sold on August 20, 2026 543 BDRs for 15,593.89 Sale by Kapitalo Master V FIM in the past three months

BDRs sold on August 26, 2026 8,566 BDRs for 255,072.11 Sale by Kapitalo Master V FIM in the past three months

BDRs sold on August 28, 2026 9,563 BDRs for 265,692.74 Sale by Kapitalo Master V FIM in the past three months

BDRs sold on September 3, 2026 10,908 BDRs for 319,861.45 Sale by Kapitalo Master V FIM in the past three months

BDRs sold on September 11, 2026 1,398 BDRs for 40,881.92 Sale by Kapitalo Master V FIM in the past three months

Date of Form 144 notice September 17, 2026 Date of notice for potential BDR sales

Key Terms

Rule 144, Brazilian depositary receipts, Open Market Purchases, Common Shares, +1 more

5 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.

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.

Common Shares financial

"certificates representing Common Shares of the Issuer. Three BDRs represent one"

Common shares are the basic units of ownership in a company that give holders a claim on profits and a right to vote on key matters, like electing the board. Think of them as membership cards in a club: they let you share in successes and losses, but in a bankruptcy or liquidation they are paid after creditors and preferred shareholders, so their value can swing more and matters for assessing risk and potential return.

B3 market

"09/17/2026 | 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

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does this Form 144 filing mean for Aura Minerals Inc. (AUGO)?

The Form 144 reports potential sales of Brazilian depositary receipts (BDRs) of Aura Minerals by Kapitalo Master V Fundo de Investimento Multimercado, which may be deemed an affiliate. It gives notice of intended sales and discloses recent BDR transactions on B3.

Who is the selling security holder in this Aura Minerals (AUGO) Form 144?

The selling security holder is Kapitalo Master V Fundo de Investimento Multimercado, identified as the person for whose account the BDRs are to be sold and noted as one that may be deemed an affiliate.

What security is being reported in the Aura Minerals (AUGO) Form 144?

The security is Brazilian depositary receipts representing Aura Minerals common shares. The filing states that three BDRs represent one common share of Aura Minerals, and the BDRs trade on B3 in Brazil.

What BDR sales were reported in the past three months for Aura Minerals (AUGO)?

The filing lists several BDR sales by a Kapitalo Master V fund, including 2,138 BDRs on August 19, 2026 for 59,828.57 and 10,908 BDRs on September 3, 2026 for 319,861.45, along with additional trades on August 20, 24, 25, 26, 27, 28, and September 11, 2026.

On which exchange are Aura Minerals (AUGO) BDRs referenced in this filing traded?

The Brazilian depositary receipts tied to Aura Minerals common shares referenced in the notice are to be sold on B3, the Brazilian stock exchange, as indicated in the securities information section.

What is the BDR-to-share conversion ratio for Aura Minerals (AUGO) in this Form 144?

The remarks state that Brazilian depositary receipts are certificates representing common shares of Aura Minerals and that three BDRs represent one common share of the issuer.

When was the Aura Minerals (AUGO) Form 144 notice filed?

The notice is dated September 17, 2026, which is the date of the Form 144 filing related to potential sales of Aura Minerals Brazilian depositary receipts.

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

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Available on EDGAR 09/17/2026 - 07:54 PM Accepted by SEC EDGAR 09/17/2026 - 07:54 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	Morgan Stanley | Institutional EquityDivision Avenida Brigadeiro Faria Lima 3600 Faria Lima Square SAO PAULO D5 4538132	88	2727.18	83789223	09/17/2026	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	12/15/2022	Open Market Purchases	Shares were acquired in the open market trades			88	12/19/2022	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
KAPITALO MASTER V FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/20/2026	543	15593.89
KAPITALO MASTER V FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/24/2026	17	503.98
KAPITALO MASTER V FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/25/2026	703	21060.38
KAPITALO MASTER V FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/26/2026	8566	255072.11
KAPITALO MASTER V FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/27/2026	1543	46077.71
KAPITALO MASTER V FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/28/2026	9563	265692.74
KAPITALO MASTER V FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/03/2026	10908	319861.45
KAPITALO MASTER V FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/11/2026	1398	40881.92

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	09/17/2026
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)