Aura Minerals (AUGO) fund lines up 383 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 Mercante Master Fundo de Investimento Multimercado, which may be deemed an affiliate. The selling holder plans to sell 383 Brazilian depositary receipts (BDRs) representing common shares of Aura Minerals on B3, with an indicated market value of 11,468.96. The BDRs were acquired through open market purchases on 04/10/2026, and the planned sale date is 04/14/2026 for cash. In the prior three months, the same holder reported BDR sales on 08/19/2026 (370 BDRs, 10,353.87), 08/20/2026 (1,028 BDRs, 29,522.13), and 08/24/2026 (31 BDRs, 919.02). Each BDR represents a fraction of Aura Minerals’ common shares, with three BDRs equal to one common share.

Key Figures

BDRs to be sold: 383 Brazilian depositary receipts Market value of BDRs to be sold: 11,468.96 Past 3-month sale 1: 370 Brazilian depositary receipts for 10,353.87 +3 more

6 metrics

BDRs to be sold 383 Brazilian depositary receipts Planned Rule 144 sale on 04/14/2026

Market value of BDRs to be sold 11,468.96 Value shown for 383 BDRs in securities information

Past 3-month sale 1 370 Brazilian depositary receipts for 10,353.87 Sale on 08/19/2026

Past 3-month sale 2 1,028 Brazilian depositary receipts for 29,522.13 Sale on 08/20/2026

Past 3-month sale 3 31 Brazilian depositary receipts for 919.02 Sale on 08/24/2026

BDR to common share ratio Three BDRs represent one common share Relationship between Aura Minerals BDRs and common shares

Key Terms

Rule 144, Brazilian depositary receipts, open market purchases, Common Shares

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.

open market purchases financial

"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"

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.

FAQ

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

The filing discloses that Kapitalo Mercante Master Fundo de Investimento Multimercado, which may be deemed an affiliate, intends to sell 383 Brazilian depositary receipts (BDRs) of Aura Minerals on B3 for cash, under Rule 144.

How many Aura Minerals (AUGO) Brazilian depositary receipts are proposed to be sold?

The notice states an intended sale of 383 Brazilian depositary receipts of Aura Minerals Inc. on B3, with an indicated market value of 11,468.96 as shown in the securities information section.

What is the relationship between Aura Minerals’ Brazilian depositary receipts and common shares?

The filing explains that Brazilian Depositary Receipts are certificates representing common shares of Aura Minerals Inc., and that three BDRs represent one common share of the issuer.

When were the Aura Minerals (AUGO) BDRs to be sold acquired and when are they planned to be sold?

The BDRs to be sold were acquired in open market trades on 04/10/2026, and the filing lists a planned sale date of 04/14/2026 for a cash transaction.

What Aura Minerals (AUGO) BDR sales occurred in the last three months for this holder?

The holder reported BDR sales of 370 BDRs for 10,353.87 on 08/19/2026, 1,028 BDRs for 29,522.13 on 08/20/2026, and 31 BDRs for 919.02 on 08/24/2026, all involving Brazilian depositary receipts of Aura Minerals.

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

The selling security holder is Kapitalo Mercante Master Fundo de Investimento Multimercado, referenced in the Form 144 as the person for whose account the Aura Minerals Brazilian depositary receipts are to be sold.

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Available on EDGAR 08/25/2026 - 07:57 PM Accepted by SEC EDGAR 08/25/2026 - 07:57 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	383	11468.96	83789223	08/25/2026	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			383	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
KAPITALO MERCANTE MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/19/2026	370	10353.87
KAPITALO MERCANTE MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/20/2026	1028	29522.13
KAPITALO MERCANTE MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/24/2026	31	919.02

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	08/25/2026
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)