Banco Santander (Brasil) (BSBR) officer reports holding 101,516 units

Rhea-AI Filing Summary

Banco Santander (Brasil) S.A. officer Reginaldo Antonio Ribeiro filed an initial ownership report showing his existing stake in the company. The filing lists direct ownership of 101,516 units of security "UNIT - SANB11" following the reported position, without indicating any recent purchase or sale activity.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Ribeiro Reginaldo Antonio

Role Officer w/o Specific Desig

Type	Security	Shares	Price	Value
holding	UNIT - SANB11	--	--	--

Holdings After Transaction: UNIT - SANB11 — 101,516 shares (Direct)

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Accepted by SEC EDGAR 03/19/2026 - 08:04 PM Learn about SEC filing dates

FAQ

What does Reginaldo Antonio Ribeiro’s Form 3 for BSBR report?

The Form 3 reports Reginaldo Antonio Ribeiro’s existing ownership in Banco Santander (Brasil) S.A. It shows he directly holds 101,516 units of "UNIT - SANB11" after the reported position, with no specific buy or sell transaction disclosed in this filing.

How many Banco Santander (Brasil) UNIT - SANB11 does Ribeiro hold?

The filing shows Ribeiro directly owns 101,516 units of "UNIT - SANB11" after the reported position. This figure reflects his stake as reported on the Form 3 and does not, by itself, indicate any recent change in his holdings.

Is the BSBR Form 3 for Ribeiro a purchase or sale disclosure?

The BSBR Form 3 for Ribeiro is an initial ownership statement, not a trade report. It lists his existing direct holding of 101,516 UNIT - SANB11, with the transaction direction marked as unknown and no buy or sell code indicated.

What type of security is disclosed in Ribeiro’s BSBR Form 3?

The Form 3 discloses Ribeiro’s holdings in "UNIT - SANB11" of Banco Santander (Brasil) S.A. These are reported as units, with 101,516 held directly after the filing’s reported position, providing a snapshot of his equity exposure in this security class.

Does Ribeiro hold BSBR shares directly or indirectly in this filing?

Ribeiro’s holdings are reported as direct ownership in the Form 3. The entry shows ownership type coded as "D" (direct) for 101,516 units of UNIT - SANB11, and no indirect ownership entities or special ownership structures are described in the provided data.

Does Ribeiro’s BSBR Form 3 show any option or derivative positions?

The Form 3 data indicates no derivative positions for Ribeiro. The derivative summary is empty, and all disclosed ownership relates to 101,516 directly held units of UNIT - SANB11, without any options, warrants, or other derivative securities listed in this report.

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Ribeiro Reginaldo Antonio

(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)
03/19/2026

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	101,516	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/ Reginaldo Antonio Ribeiro	03/19/2026
	** 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)