Aura Minerals fund to sell 10,213 BDRs

A fund plans to sell 10,213 Aura Minerals Brazilian depositary receipts under Rule 144 after significant recent BDR trading activity.

Rhea-AI Filing Summary

Aura Minerals Inc. (AUGO) has a notice of proposed sale under Rule 144 filed on behalf of Kapitalo K10 Master Fundo de Investimento Multimercado for Brazilian depositary receipts representing its common shares.

The filing covers 10,213 Brazilian depositary receipts, with an aggregate market value of 299,828.51 as of September 21, 2026, to be sold through B3. The seller acquired these receipts in open market purchases on June 22, 2021. In the past three months, the same fund reported multiple sales of Aura Minerals Brazilian depositary receipts, each with stated share counts and gross proceeds. Each Brazilian depositary receipt represents a fraction of an Aura Minerals common share, with three BDRs equaling one common share.

Key Figures

Brazilian depositary receipts to be sold: 10,213 BDRs Aggregate market value of BDRs: 299,828.51 Past sale on August 20, 2026: 12,237 BDRs for 351,422.42 +4 more

7 metrics

Brazilian depositary receipts to be sold 10,213 BDRs Proposed sale under Rule 144 for Aura Minerals Inc.

Aggregate market value of BDRs 299,828.51 Value of 10,213 BDRs as of September 21, 2026

Past sale on August 20, 2026 12,237 BDRs for 351,422.42 Brazilian depositary receipts sold by the fund

Past sale on August 28, 2026 24,749 BDRs for 687,611.60 Brazilian depositary receipts sold by the fund

Past sale on September 3, 2026 32,000 BDRs for 938,354.10 Brazilian depositary receipts sold by the fund

BDR-to-share ratio 3 BDRs per 1 common share Each three Brazilian depositary receipts represent one Aura Minerals common share

Acquisition date of BDRs June 22, 2021 BDRs were acquired in open market purchases

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 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

"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

"Three BDRs represent one Common Share 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

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

What securities of Aura Minerals Inc. (AUGO) are covered by this Form 144?

The notice covers Brazilian depositary receipts representing common shares of Aura Minerals Inc. The filing states that three BDRs represent one common share of the issuer.

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

The Form 144 reports a proposed sale of 10,213 Brazilian depositary receipts of Aura Minerals Inc., with an aggregate market value of 299,828.51 as of September 21, 2026.

Who is selling the Aura Minerals (AUGO) Brazilian depositary receipts?

The securities are to be sold for the account of Kapitalo K10 Master Fundo de Investimento Multimercado, which may be deemed an affiliate for Rule 144 purposes.

On which market will the Aura Minerals (AUGO) BDRs be sold?

The notice indicates that the Brazilian depositary receipts are to be sold through B3, with Morgan Stanley’s Institutional Equity Division listed in the securities information section.

When were the Aura Minerals (AUGO) BDRs being sold under this Form 144 originally acquired?

The Brazilian depositary receipts covered by this Form 144 were acquired on June 22, 2021 through open market purchases, according to the securities-to-be-sold section.

What recent sales of Aura Minerals (AUGO) BDRs has the fund reported?

Over the past three months, the fund reported multiple sales of Aura Minerals Brazilian depositary receipts, including trades such as 12,237 BDRs on August 20, 2026 and 32,000 BDRs on September 3, 2026, each with stated gross proceeds.

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

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Available on EDGAR 09/21/2026 - 07:35 PM Accepted by SEC EDGAR 09/21/2026 - 07:33 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	0002126755
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 K10 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	Morgan Stanley | Institutional EquityDivision Avenida Brigadeiro Faria Lima 3600 Faria Lima Square SAO PAULO D5 4538132	10213	299828.51	83789223	09/21/2026	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	06/22/2021	Open Market Purchases	Shares were acquired in the open market trades			10213	06/24/2021	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 K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/20/2026	12237	351422.42
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/24/2026	368	10909.71
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/25/2026	4506	134990.14
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/26/2026	9118	271509.11
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/27/2026	3745	111834.75
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/28/2026	24749	687611.60
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/02/2026	2970	83478.30
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/03/2026	32000	938354.10
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/08/2026	449	12958.65
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/09/2026	3789	111542.87
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/11/2026	14423	421773.91
KAPITALO K10 MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/17/2026	156	4835.12

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	09/21/2026
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)