SEC FORM 4

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

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

1. Name and Address of Reporting Person^*

Sousa Mauad Bruno

(Last)

(First)

(Middle)

C/O AURA TECHNICAL SERVICES INC.

3390 MARY ST, SUITE 116

(Street)

COCONUT GROVE

33133

(City)

(State)

(Zip)

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

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

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/28/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Shares	08/28/2026		P		26,018	A	$82.5743⁽¹⁾	191,374	I	By Kapitalo Investimentos
Common Shares	08/28/2026		P		61,552	A	$83.5822⁽²⁾	252,926	I	By Kapitalo Investimentos
Common Shares	08/28/2026		P		38,430	A	$84.3175⁽³⁾	291,356	I	By Kapitalo Investimentos
Common Shares	08/28/2026		P		126,000	A	$89.36	417,356	I	By Kapitalo Investimentos
Common Shares	08/28/2026		S		9,410	D	$84.415⁽⁴⁾	407,946	I	By Kapitalo Investimentos
Common Shares	08/28/2026		S		36,300	D	$85.2855⁽⁵⁾	371,646	I	By Kapitalo Investimentos
Common Shares	08/28/2026		S		8,201	D	$86.5039⁽⁶⁾	363,445	I	By Kapitalo Investimentos
Common Shares	08/28/2026		S		103,589	D	$87.4672⁽⁷⁾	259,856	I	By Kapitalo Investimentos
Common Shares	08/28/2026		C		10,385	A	$82.5815⁽¹⁰⁾	270,241	I	By Kapitalo Investimentos
Common Shares	08/28/2026		C		17,118	A	$83.4283⁽¹¹⁾	287,359	I	By Kapitalo Investimentos
Common Shares	08/28/2026		C		2,497	A	$83.9434⁽¹²⁾	289,856	I	By Kapitalo Investimentos
Common Shares	08/28/2026		C		1,000	A	$84.9771⁽¹³⁾	290,856	I	By Kapitalo Investimentos

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Brazilian Depositary Receipts	⁽⁸⁾	08/28/2026		S			200,000	⁽⁸⁾	⁽⁸⁾	Common shares, no par value	66,666.67	$27.7834⁽⁹⁾	13,712,369	I	By Kapitalo Investimentos
Brazilian Depositary Receipts	⁽⁸⁾	08/28/2026		C			91,832	⁽⁸⁾	⁽⁸⁾	Common shares, no par value	30,610.67	$27.7116⁽¹⁴⁾	13,620,537	I	By Kapitalo Investimentos
Brazilian Depositary Receipts	⁽⁸⁾	08/28/2026		C			1,168	⁽⁸⁾	⁽⁸⁾	Common shares, no par value	389.33	$28.3873⁽¹⁵⁾	13,619,369	I	By Kapitalo Investimentos

Explanation of Responses:

1. The price reported is a weighted average price. These shares were bought in multiple transactions at prices ranging from $82.00 to $82.92, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares bought at each separate price within the ranges set forth in footnote (1) to this Form 4.

2. The price reported is a weighted average price. These shares were bought in multiple transactions at prices ranging from $82.95 to $83.90, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares bought at each separate price within the ranges set forth in footnote (2) to this Form 4.

3. The price reported is a weighted average price. These shares were bought in multiple transactions at prices ranging from $83.90 to $84.73, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares bought at each separate price within the ranges set forth in footnote (3) to this Form 4.

4. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.00 to $84.94, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (4) to this Form 4.

5. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.96 to $85.90, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (5) to this Form 4.

6. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.90 to $86.85, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (6) to this Form 4.

7. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.86 to $87.68, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (7) to this Form 4.

8. BDRs are certificates representing Common Shares of the Issuer. Three BDRs represent one Common Share of the Issuer.

9. The price reported is a weighted average price. These BDRs were sold in multiple transactions at prices ranging from $27.66 to $27.94, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of BDRs sold at each separate price within the ranges set forth in footnote (9) to this Form 4. The weighted average price, R$144.49 Brazilian reais ("BRL") per BDR, has been converted to U.S. dollars ("USD") using the Banco Central do Brasil's conversion rate as of August 28, 2026.

10. The price reported is a weighted average price. These shares were bought in multiple transactions at prices ranging from $81.98 to $82.92, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares bought at each separate price within the ranges set forth in footnote (10) to this Form 4. The source of funds for the purchase was the sale of an equivalent number of BDRs, therefore effectively converting the interest in BDRs to an equivalent interest in common shares. See corresponding transaction in table II below.

11. The price reported is a weighted average price. These shares were bought in multiple transactions at prices ranging from $82.94 to $83.88, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares bought at each separate price within the ranges set forth in footnote (11) to this Form 4. The source of funds for the purchase was the sale of an equivalent number of BDRs, therefore effectively converting the interest in BDRs to an equivalent interest in common shares. See corresponding transaction in table II below.

12. The price reported is a weighted average price. These shares were bought in multiple transactions at prices ranging from $83.89 to $84.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares bought at each separate price within the ranges set forth in footnote (12) to this Form 4. The source of funds for the purchase was the sale of an equivalent number of BDRs, therefore effectively converting the interest in BDRs to an equivalent interest in common shares. See corresponding transaction in table II below.

13. The price reported is a weighted average price. These shares were bought in multiple transactions at prices ranging from $84.86 to $84.98, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares bought at each separate price within the ranges set forth in footnote (13) to this Form 4. The source of funds for the purchase was the sale of an equivalent number of BDRs, therefore effectively converting the interest in BDRs to an equivalent interest in common shares. See corresponding transaction in table II below.

14. The price reported is a weighted average price. These BDRs were sold in multiple transactions at prices ranging from $27.35 to $28.22, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of BDRs sold at each separate price within the ranges set forth in footnote (14) to this Form 4. The weighted average price, R$144.11 Brazilian reais ("BRL") per BDR, has been converted to U.S. dollars ("USD") using the Banco Central do Brasil's conversion rate as of August 28, 2026. The proceeds of the sale were used to purchase an equivalent number of common shares, therefore effectively converting the interest in BDRs to an equivalent interest in common shares. See corresponding transaction in table I above.

15. The price reported is a weighted average price. These BDRs were sold in multiple transactions at prices ranging from $28.33 to $28.46, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of BDRs sold at each separate price within the ranges set forth in footnote (15) to this Form 4. The weighted average price, R$147.63 Brazilian reais ("BRL") per BDR, has been converted to U.S. dollars ("USD") using the Banco Central do Brasil's conversion rate as of August 28, 2026. The proceeds of the sale were used to purchase an equivalent number of common shares, therefore effectively converting the interest in BDRs to an equivalent interest in common shares. See corresponding transaction in table I above.

Remarks:

Each Reporting Person disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

	Bruno Sousa Mauad	09/01/2026
	** 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).
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