Banco Santander (Brasil) (BSBR) officer reports 68,344 UNIT - SANB11 holdings

Rhea-AI Filing Summary

Banco Santander (Brasil) S.A. officer Jean Paulo Kambourakis filed an initial ownership report on Form 3. The filing shows direct ownership of 68,344 UNIT - SANB11 securities following the reported holdings entry. This is a disclosure of existing holdings, not a reported purchase or sale.

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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1. Name and Address of Reporting Person^*

Kambourakis Jean Paulo

(Last) (First) (Middle)

AV PRESIDENTE JUSCELINO KUBITSCHEK, 2041

CJ 281, BLOCO A, COND. WTORRE JK

(Street)

SAO PAULO SAO PAULO 04543-011

(City) (State) (Zip)

BRAZIL

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/20/2026

3. Issuer Name and Ticker or Trading Symbol
Banco Santander (Brasil) S.A. [ BSBR ]

3a. Foreign Trading Symbol

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Officer w/o Specific Desig

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
UNIT - SANB11	68,344	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Jean Paulo Kambourakis	03/20/2026
	** 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 5 (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 3: SEC 1473 (03-26)

FAQ

What does the BSBR Form 3 filed by Jean Paulo Kambourakis report?

The Form 3 reports Jean Paulo Kambourakis’s initial ownership in Banco Santander (Brasil) S.A., showing 68,344 UNIT - SANB11 held directly. It establishes his baseline holdings as an officer without reporting any specific purchase or sale transactions.

How many Banco Santander (Brasil) BSBR units does Kambourakis hold?

The filing shows Kambourakis holds 68,344 UNIT - SANB11 securities directly. This figure represents his total reported holdings following the reported entry and serves as his starting ownership position for future Form 4 or Form 5 transaction reporting.

Is the BSBR Form 3 for Kambourakis a buy or sell transaction?

The Form 3 is not a buy or sell report; it is an initial ownership statement. It simply discloses that Kambourakis directly owns 68,344 UNIT - SANB11, without indicating any recent purchases, sales, or other changes in his position.

What role does Jean Paulo Kambourakis have at Banco Santander (Brasil) S.A.?

The report identifies Jean Paulo Kambourakis as an officer of Banco Santander (Brasil) S.A. with the title “Officer w/o Specific Desig.” This means he is an executive officer, though the filing does not specify a particular functional designation or department.

How is the BSBR ownership of Kambourakis classified in the Form 3?

The Form 3 classifies his 68,344 UNIT - SANB11 holdings as direct ownership. The ownership code is marked “D,” and there is no additional nature-of-ownership description, indicating the units are not reported as being held through an intermediary entity or trust.

Does the BSBR Form 3 show any derivative securities for Kambourakis?

The filing does not list any derivative securities for Kambourakis. The derivative section is empty, and the disclosed position consists solely of 68,344 UNIT - SANB11 held directly, with no accompanying options, warrants, or other derivative instruments reported.