Bruno Sousa Mauad - 21 Aug 2026 Form 4 Insider Report for Aura Minerals Inc. (AUGO)

Reporting relationship: Director
Issuer ticker: AUGO
Reported as of: 21 Aug 2026
Net transaction value: -$20,284,747
SEC form: 4
Accepted by SEC: 25 Aug 2026, 17:47:43 UTC
Prior SEC filing: 24 Aug 2026
Source filing: View source filing
Reporting owner signature: Bruno Sousa Mauad

Key filing fact

Bruno Sousa Mauad filed Form 4 for Aura Minerals Inc. (AUGO) on 25 Aug 2026.

Key facts

This page summarizes Bruno Sousa Mauad's Form 4 filing for Aura Minerals Inc. (AUGO).
4 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 25 Aug 2026, 17:47.

Change

Previous filing in this sequence was filed on 24 Aug 2026.
Current net transaction value: -$20,284,747.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002117905 Primary reporting owner

Sousa Mauad Bruno

Relationship: Director
Address: C/O AURA TECHNICAL SERVICES INC., 3390 MARY ST, SUITE 116, COCONUT GROVE
Signature: Bruno Sousa Mauad
Signature date: 25 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AUGO transaction

Common Shares

Sale

Transaction value: $19,617,868
Shares: -222,652
Change %: -76%
Price: $88.11
Shares after: 71,113
Date: 21 Aug 2026
Ownership: By Kapitalo Investimentos

AUGO transaction

Common Shares

Conversion of derivative security

Transaction value
Shares: +125,000
Change %: +176%
Price: $87.45^*
Shares after: 196,113
Date: 21 Aug 2026
Ownership: By Kapitalo Investimentos
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

AUGO transaction Derivative

Brazilian Depository Receipts

Sale

Transaction value: $666,879
Shares: -22,386
Change %: -0.15%
Price: $29.79
Shares after: 14,747,786
Date: 21 Aug 2026
Ownership: By Kapitalo Investimentos
Underlying class: Common shares, no par value
Underlying amount: 7,462
Exercise price
Footnotes: F2, F3

AUGO transaction Derivative

Brazilian Depository Receipts

Conversion of derivative security

Transaction value
Shares: -375,000
Change %: -2.5%
Price: $28.95^*
Shares after: 14,372,786
Date: 21 Aug 2026
Ownership: By Kapitalo Investimentos
Underlying class: Common shares, no par value
Underlying amount: 125,000
Exercise price
Footnotes: F2, F4, F5

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

The shares were acquired through the exchange of Brazilian Depositary Receipts ("BDRs") into Common Shares, no par value ("Common Shares"), of the Issuer.

Footnote F2

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

Footnote F3

The price reported is a weighted average price. These BDRs were sold in multiple transactions at prices ranging from $29.45 to $29.80, 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 (3) to this Form 4. The weighted average price, R$152.61 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 21, 2026.

Footnote F4

These BDRs were disposed through the exchange of BDRs into Common Shares of the Issuer.

Footnote F5

The stated price in USD of $28.95 has been converted from Brazilian Reais to USD using the Banco Central do Brasil's conversion rate as of August 21, 2026.

SEC 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.