STOCK TITAN

Director-linked Aura Minerals (AUGO) entities trim stake in May sales

Filing Impact
(Very High)
Filing Sentiment
(Very Negative)
Form Type
4

Rhea-AI Filing Summary

Aura Minerals Inc. director-associated entities managed by Kapitalo Investimentos reported open‑market sales of Common Shares. On May 28, 2026, they sold 32,356 Common Shares at a weighted average price around $76.98, and on May 29, 2026 they sold 100,000 Common Shares at a weighted average price around $77.48. Footnotes state these were executed in multiple trades within disclosed price ranges.

Following the May 29 transactions, the filing shows 434,965 Common Shares indirectly held through Kapitalo-managed entities. The report also describes securities lending arrangements and related positions in Brazilian Depositary Receipts, where three BDRs represent one Common Share, characterized as other transactions without stated cash consideration.

Positive

  • None.

Negative

  • None.
Insider Sousa Mauad Bruno
Role null
Sold 132,356 shs ($10.24M)
Type Security Shares Price Value
Other Brazilian Depositary Receipts 200 $0.00 --
Other Securities Lending Agreement 200 $0.00 --
Sale Common Shares 100,000 $77.48 $7.75M
Other Brazilian Depositary Receipts 20,318 $0.00 --
Other Securities Lending Agreement 20,318 $0.00 --
Sale Common Shares 32,356 $76.98 $2.49M
Holdings After Transaction: Brazilian Depositary Receipts — 15,959,022 shares (Indirect, (4)); Securities Lending Agreement — 15,959,222 shares (Indirect, (4)); Common Shares — 434,965 shares (Indirect, By Kapitalo Investimentos)
Footnotes (1)
  1. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76 to $77.96, 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 (1) to this Form 4; The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.20 to $78.62, 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 (2) to this Form 4; Brazilian Depositary Receipts ("BDR") are certificates representing Common Shares, no par value ("Common Shares") of the Issuer. Three BDRs represent one Common Share of the Issuer. The securities are owned directly by entities managed by Kapitalo Investimentos Ltda. ("Kapitalo") and may be deemed to be indirectly beneficially owned by Bruno Sousa Mauad, a partner of Kapitalo. Certain clients managed by Kapitalo entered into securities lending agreements whereby title to the securities of the Issuer transferred to a counterparty for the duration of the arrangement. Notwithstanding the foregoing transactions, such clients may be deemed to continues to have beneficial ownership over the securities reported herein as the arragngement may be discontinued at any time by the clients.
Shares sold May 28, 2026 32,356 shares Open-market sale of Common Shares at weighted average $76.98
Shares sold May 29, 2026 100,000 shares Open-market sale of Common Shares at weighted average $77.48
Total shares sold 132,356 shares Net sell volume across both reported sale transactions
Indirect Common Share holdings 434,965 shares Common Shares indirectly held after May 29, 2026 transaction
BDR to share ratio 3 BDRs = 1 Common Share Relationship between Brazilian Depositary Receipts and Common Shares
Restructuring transactions 41,036 units Shares tied to securities lending and BDR-related J-code entries
Brazilian Depositary Receipts financial
"Brazilian Depositary Receipts ("BDR") are certificates representing Common Shares, no par value"
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.
Securities Lending Agreement financial
"Certain clients managed by Kapitalo entered into securities lending agreements whereby title to the securities"
weighted average price financial
"The price reported is a weighted average price. These shares were sold in multiple transactions"
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
beneficially owned financial
"may be deemed to be indirectly beneficially owned by Bruno Sousa Mauad, a partner of Kapitalo"
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
securities lending financial
"entered into securities lending agreements whereby title to the securities of the Issuer transferred"
Securities lending is when an owner of stocks or bonds temporarily loans them to another party, usually so the borrower can sell them short or meet settlement needs; the lender receives a fee and typically some form of security in return. Investors should care because lending can generate extra income on holdings and affects market liquidity and short-selling activity, much like renting out a spare room brings income while someone else uses the space.
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SEC Form 4
FORM 4UNITED 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).
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*
Sousa Mauad Bruno

(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)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/28/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Shares05/28/2026S32,356D$76.98(1)534,965IBy Kapitalo Investimentos
Common Shares05/29/2026S100,000D$77.48(2)434,965IBy 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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Brazilian Depositary Receipts(3)05/28/2026J20,318 (3) (3)Common Shares, no par value6,772.67$0(3)15,938,904I(4)(4)
Securities Lending Agreement(5)05/28/2026J20,318 (5) (5)Common Shares, no par value6,772.67$0(5)15,959,222I(4)(4)
Brazilian Depositary Receipts(3)05/29/2026J200 (3) (3)Common Shares, no par value66.67$0(3)15,959,022I(4)(4)
Securities Lending Agreement(5)05/29/2026J200 (5) (5)Common Shares, no par value66.67$0(5)15,959,222I(4)(4)
Explanation of Responses:
1. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76 to $77.96, 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 (1) to this Form 4;
2. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.20 to $78.62, 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 (2) to this Form 4;
3. Brazilian Depositary Receipts ("BDR") are certificates representing Common Shares, no par value ("Common Shares") of the Issuer. Three BDRs represent one Common Share of the Issuer.
4. The securities are owned directly by entities managed by Kapitalo Investimentos Ltda. ("Kapitalo") and may be deemed to be indirectly beneficially owned by Bruno Sousa Mauad, a partner of Kapitalo.
5. Certain clients managed by Kapitalo entered into securities lending agreements whereby title to the securities of the Issuer transferred to a counterparty for the duration of the arrangement. Notwithstanding the foregoing transactions, such clients may be deemed to continues to have beneficial ownership over the securities reported herein as the arragngement may be discontinued at any time by the clients.
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 Mauad06/01/2026
** Signature of Reporting PersonDate
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)

FAQ

What insider transactions did Aura Minerals (AUGO) report on this Form 4?

Aura Minerals reported that entities managed by Kapitalo Investimentos, associated with director Bruno Sousa Mauad, sold Common Shares in open-market trades and entered related securities lending and Brazilian Depositary Receipt transactions, all dated May 28 and May 29, 2026, according to the Form 4.

How many Aura Minerals shares were sold in the May 2026 insider transactions?

The filing shows open-market sales totaling 132,356 Aura Minerals Common Shares. These included 32,356 shares sold on May 28, 2026 and 100,000 shares sold on May 29, 2026, through entities managed by Kapitalo Investimentos, with pricing disclosed as weighted averages.

What prices were received for the Aura Minerals shares sold in May 2026?

The Form 4 reports weighted average prices of $76.98 for 32,356 shares sold on May 28, 2026, and $77.48 for 100,000 shares sold on May 29, 2026. Footnotes note multiple trades within price ranges around these averages.

Who actually owns the Aura Minerals securities reported in this Form 4?

The securities are owned directly by entities managed by Kapitalo Investimentos Ltda. The filing states they may be deemed indirectly beneficially owned by Bruno Sousa Mauad, a partner of Kapitalo and director of Aura Minerals, reflecting his association with those managed entities.

How many Aura Minerals shares remain held after the reported insider sales?

After the May 29, 2026 sale, the Form 4 lists 434,965 Aura Minerals Common Shares as indirectly held in the non-derivative holdings line. Separate derivative tables show larger positions tied to securities lending and Brazilian Depositary Receipts for the same issuer.

How do Brazilian Depositary Receipts relate to Aura Minerals common shares?

The filing explains that Brazilian Depositary Receipts, or BDRs, are certificates representing Aura Minerals Common Shares. Specifically, three BDRs correspond to one Common Share, linking the derivative BDR positions to the underlying equity of the company.