Aura Minerals holder to sell 5,000 BDRs on B3

A fund associated with Aura Minerals’ Brazilian depositary receipts filed to sell 5,000 BDRs under Rule 144, following several recent BDR sales on B3.

Rhea-AI Filing Summary

Aura Minerals Inc. (AUGO) has a selling security holder filing a notice to sell Brazilian depositary receipts (BDRs) under Rule 144. Kapitalo K10 Previdencia Master Fundo de Investimento Multimercado plans to sell 5,000 BDRs of Aura Minerals through Morgan Stanley’s institutional equity division on the B3 exchange as of September 11, 2026.

The filing notes that 83,789,223 BDRs of this class are outstanding and that the planned sale has an aggregate value of 145,555.39. Over the prior three months, the same holder reported multiple BDR sales, including 24,622 BDRs on August 28, 2026 for 684,083.11. Each BDR represents a fraction of Aura Minerals’ common shares, with three BDRs equaling one common share.

Key Figures

BDRs to be sold: 5,000 Brazilian depositary receipts Aggregate value of BDRs to be sold: 145,555.39 BDRs outstanding: 83,789,223 Brazilian depositary receipts +3 more

6 metrics

BDRs to be sold 5,000 Brazilian depositary receipts Planned sale under Rule 144 as of September 11, 2026

Aggregate value of BDRs to be sold 145,555.39 Total value associated with 5,000 BDRs in the planned sale

BDRs outstanding 83,789,223 Brazilian depositary receipts Outstanding BDRs of this class as of September 11, 2026

BDR to common share ratio 3 BDRs per 1 common share Each Brazilian depositary receipt represents one-third of a common share

Largest recent single-day BDR sale 24,622 Brazilian depositary receipts Sold on August 28, 2026 for 684,083.11

Earliest disclosed recent BDR sale 8,644 Brazilian depositary receipts Sold on June 30, 2026 for 179,710.12

Key Terms

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

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.

affiliate financial

"May be deemed affiliate"

FAQ

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

What is Aura Minerals Inc. (AUGO) registering in this Form 144 filing?

Aura Minerals Inc. is the issuer for a Rule 144 notice in which Kapitalo K10 Previdencia Master Fundo de Investimento Multimercado plans to sell 5,000 Brazilian depositary receipts (BDRs) representing its common shares on the B3 exchange.

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

The selling security holder plans to sell 5,000 Brazilian depositary receipts. The filing lists these BDRs with an aggregate value of 145,555.39 as of September 11, 2026.

How many Aura Minerals (AUGO) Brazilian depositary receipts are outstanding?

The filing states that there are 83,789,223 Brazilian depositary receipts of this class outstanding as of September 11, 2026. This figure is a baseline for the size of the BDR float, not the amount being sold.

What recent sales of Aura Minerals (AUGO) BDRs does the Form 144 disclose?

Over the past three months, the holder reported several BDR sales, including 8,644 BDRs on June 30, 2026 for 179,710.12 and 24,622 BDRs on August 28, 2026 for 684,083.11, along with multiple other sales in August and early September 2026.

What do Aura Minerals (AUGO) Brazilian depositary receipts represent?

The remarks explain that the Brazilian depositary receipts are certificates representing Aura Minerals’ common shares. The filing specifies that three BDRs represent one common share of Aura Minerals Inc.

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

The Form 144 states that the 5,000 Brazilian depositary receipts to be sold were acquired in open market purchases, with the acquisition date listed as September 29, 2022 and consideration paid in cash.

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

The filing lists the market as B3, Brazil’s stock exchange. The planned sale of 5,000 Brazilian depositary receipts is to be executed through Morgan Stanley’s Institutional Equity Division in São Paulo.

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

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Available on EDGAR 09/11/2026 - 09:19 PM Accepted by SEC EDGAR 09/11/2026 - 09:19 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	0002126753
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 Previdencia 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	5000	145555.39	83789223	09/11/2026	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	09/29/2022	Open Market Purchases	Shares were acquired in the open market trades			5000	10/03/2022	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 K10 PREV MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	06/30/2026	8644	179710.12
KAPITALO K10 PREV MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/19/2026	7769	217403.25
KAPITALO K10 PREV MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/20/2026	12124	348177.29
KAPITALO K10 PREV MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/24/2026	366	10850.42
KAPITALO K10 PREV MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/25/2026	4482	134271.15
KAPITALO K10 PREV MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/26/2026	9071	270109.57
KAPITALO K10 PREV MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	08/28/2026	24622	684083.11
KAPITALO K10 PREV MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/02/2026	3194	89774.31
KAPITALO K10 PREV MASTER FIM Avenida Brigadeiro Faria Lima 3144 11 floor Sao Paulo D5 01451-000	Brazilian depositary receipts	09/03/2026	10175	298367.28

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	09/11/2026
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)