Aura Minerals (AUGO) CFO sale pre-planned, leaves 106,045 shares

Rhea-AI Filing Summary

Aura Minerals Inc. (AUGO) reported that its CFO and Corporate Secretary, Joao Kleber Dos Santos Cardoso, sold 2,066 Common Shares on August 17, 2026, at $80.00 per share in a sale coded as an open-market or private transaction. Following this transaction, he held 106,045 Common Shares directly. The sale was effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2026, indicating it was pre-arranged under that plan.

Insider Trade Summary 10b5-1

Net Seller: 2,066 shares

Net Sell 1 txn

Insider Dos Santos Cardoso Joao Kleber

Role CFO and Corporate Secretary

Sold 2,066 shs ($165K)

Type	Security	Shares	Price	Value
Sale	Common Shares F1	2,066	$80.00	$165K

Holdings After Transaction: Common Shares — 106,045 shares (Direct)

Footnotes (1)

1. F1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 19, 2026.

Key Figures

Shares sold: 2,066 shares Sale price: $80.00 per share Shares held after transaction: 106,045 shares +2 more

5 metrics

Shares sold 2,066 shares Common Shares sold on August 17, 2026 by the CFO

Sale price $80.00 per share Price for the 2,066 Common Shares sold

Shares held after transaction 106,045 shares Direct ownership by the CFO following the sale

Net shares sold 2,066 shares Net-sell direction from transaction summary

Rule 10b5-1 plan adoption date March 19, 2026 Adoption date of the trading plan used for this sale

Key Terms

Form 4, Rule 10b5-1 trading plan, open market or private transaction

3 terms

Form 4 regulatory

"The sales reported in this Form 4 were effected pursuant"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Rule 10b5-1 trading plan regulatory

"effected pursuant to a Rule 10b5-1 trading plan adopted"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open market or private transaction financial

"transaction code description indicates a Sale in open market or private transaction"

FAQ

What insider transaction did Aura Minerals Inc. (AUGO) disclose in this Form 4?

Aura Minerals Inc. disclosed that its CFO and Corporate Secretary, Joao Kleber Dos Santos Cardoso, sold 2,066 Common Shares on August 17, 2026, at $80.00 per share. The transaction was reported as an open-market or private sale.

How many Aura Minerals (AUGO) shares did the CFO retain after the reported sale?

After the reported sale, the CFO held 106,045 Common Shares of Aura Minerals Inc. directly. This post-transaction holding reflects his remaining reported ownership following the disposition of 2,066 shares in the August 17, 2026 transaction.

Was the Aura Minerals (AUGO) CFO’s share sale under a Rule 10b5-1 trading plan?

Yes. The filing states the sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 19, 2026. The Form 4 also has the Rule 10b5-1 affirmation box marked true.

What was the sale price in the Aura Minerals (AUGO) insider transaction?

The CFO’s sale of Aura Minerals Inc. Common Shares was reported at a price of $80.00 per share. This price applies to the 2,066 shares sold on August 17, 2026 in the non-derivative transaction.

Who is the insider involved in the recent Aura Minerals (AUGO) Form 4 filing?

The insider is Joao Kleber Dos Santos Cardoso, who serves as CFO and Corporate Secretary of Aura Minerals Inc. He reported a sale of 2,066 Common Shares and now directly holds 106,045 shares following the transaction.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/18/2026 - 05:04 PM Accepted by SEC EDGAR 08/18/2026 - 05:03 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Dos Santos Cardoso Joao Kleber

(Last) (First) (Middle)

C/O AURA TECHNICAL SERVICES INC.

3390 MARY ST, SUITE 116

(Street)

COCONUT GROVE FLORIDA 33133

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Aura Minerals Inc. [ AUGO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CFO and Corporate Secretary

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Shares	08/17/2026		S(1)		2,066	D	$80	106,045	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 19, 2026.

	/s/ Joao Kleber Dos Santos Cardoso	08/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)