Aura Minerals (AUGO) insider details $3.7M June stock sale

Rhea-AI Filing Summary

Aura Minerals Inc. (symbol AUGO) has a notice from officer Joao Kleber dos Santos Cardoso regarding potential sales of common stock under Rule 144. The notice relates to 7,934 common shares acquired through a stock option exercise on 12/17/2024 for cash, with Merrill Lynch, Pierce, Fenner and Smith named in the securities information and Nasdaq listed as the trading market.

The notice also lists prior sales of Aura Minerals common stock by Joao Kleber dos Santos Cardoso over the past three months, including blocks of 60,000, 10,000, and 2,066 shares with corresponding dollar amounts. These figures describe historical and potential insider share transactions rather than company operating results.

Key Figures

Shares from stock option exercise: 7,934 shares Past sale 1: 60,000 shares Proceeds from sale 1: 3,717,152.28 +4 more

7 metrics

Shares from stock option exercise 7,934 shares Common stock acquired on 12/17/2024 via stock option exercise for cash

Past sale 1 60,000 shares Common stock sold on 06/30/2026 by Joao Kleber dos Santos Cardoso

Proceeds from sale 1 3,717,152.28 Dollar amount listed for 60,000-share sale on 06/30/2026

Past sale 2 10,000 shares Common stock sold on 08/07/2026 by Joao Kleber dos Santos Cardoso

Proceeds from sale 2 700,291.98 Dollar amount listed for 10,000-share sale on 08/07/2026

Past sale 3 2,066 shares Common stock sold on 08/17/2026 by Joao Kleber dos Santos Cardoso

Proceeds from sale 3 165,280 Dollar amount listed for 2,066-share sale on 08/17/2026

Key Terms

Rule 144, stock option exercise, Common Stock, Nasdaq

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.

stock option exercise financial

"Common Stocks | 12/17/2024 | Stock option exercise | Issuer"

A stock option exercise is the act of using a previously granted right to buy shares of a company's stock at a specific, predetermined price by paying that price and receiving the shares. It matters to investors because exercising changes who owns the shares (which can dilute existing ownership), can trigger taxable events and shift potential gains or losses, and affects voting power and the company’s outstanding share count—like turning a voucher into an actual product that becomes part of circulating supply.

Common Stock financial

"Common Stock | Merrill Lynch, Pierce, Fenner and Smith"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Nasdaq market

"08/19/2026 | Nasdaq"

The Nasdaq is a stock exchange where many companies' shares are bought and sold, functioning much like a marketplace for investments. It matters to investors because it provides a platform to buy and sell ownership stakes in companies, helping them track the value of those companies and make informed decisions. As one of the largest and most technology-focused markets, it also reflects trends and developments in the business world.

FAQ

What insider share activity does Aura Minerals Inc. (AUGO) disclose in this notice?

The notice shows officer Joao Kleber dos Santos Cardoso reporting past sales of Aura Minerals common stock and listing 7,934 shares acquired via stock option exercise that may be sold under Rule 144, without addressing the company’s operations or earnings.

How many Aura Minerals (AUGO) shares are tied to the reported stock option exercise?

The document links a stock option exercise on 12/17/2024 to 7,934 Aura Minerals common shares acquired for cash. These shares are referenced in the section describing securities that may be sold under Rule 144.

What past Aura Minerals (AUGO) stock sales are reported for Joao Kleber dos Santos Cardoso?

Reported past three‑month sales include 60,000 shares on 06/30/2026, 10,000 shares on 08/07/2026, and 2,066 shares on 08/17/2026, with corresponding dollar amounts listed for each transaction.

Which broker and market are associated with the Aura Minerals (AUGO) shares in this notice?

The securities information section names Merrill Lynch, Pierce, Fenner and Smith in connection with Aura Minerals common stock and identifies Nasdaq as the market on which the shares are listed for trading.

Does this Aura Minerals (AUGO) notice include company financial performance data?

No, the content focuses on insider share transactions and potential sales under Rule 144. It lists share counts, dates, and dollar figures for these trades but does not provide revenue, profit, or operating metrics.

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

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Available on EDGAR 08/19/2026 - 03:56 PM Accepted by SEC EDGAR 08/19/2026 - 03:52 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	0002120150
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
Address of Issuer	3390 Mary St. Suite 116 COCONUT GROVE FLORIDA 33133
Phone	8668819982
Name of Person for Whose Account the Securities are To Be Sold	JOAO KLEBER DOS SANTOS CARDOSO
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	officer

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
Common Stock	Merrill Lynch, Pierce, Fenner and Smith 19495 Biscayne Blvd Suite 700 Aventura FL 33180	7934	635672.08	83789224	08/19/2026	Nasdaq

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 *
Common Stocks	12/17/2024	Stock option exercise	Issuer			7934	12/17/2024	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
Joao Kleber dos Santos Cardoso 3390 Mary St Suite 116 Coconut Grove FL 33133	Common Stock	06/30/2026	60000	3717152.28
Joao Kleber dos Santos Cardoso 3390 Mary St Suite 116 Coconut Grove FL 33133	Common Stock	08/07/2026	10000	700291.98
Joao Kleber dos Santos Cardoso 3390 Mary St Suite 116 Coconut Grove FL 33133	Common Stock	08/17/2026	2066	165280

144: Remarks and Signature

Remarks
Date of Notice	08/19/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/16/2026
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 KLEBER DOS SANTOS CARDOSO
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)