Banco Santander (Brasil) (BSBR) officer reports 22,433 UNIT - SANB11 holdings

Rhea-AI Filing Summary

Banco Santander (Brasil) S.A. officer Belisario Izabella Ferreira Costa filed an initial ownership report on Form 3. The filing shows direct ownership of 22,433 UNIT - SANB11 following the reported position. It reflects an existing holding, with no reported recent purchases or sales.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Belisario Izabella Ferreira Costa

Role Officer w/o Specific Desig

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

Holdings After Transaction: UNIT - SANB11 — 22,433 shares (Direct)

Footnotes (1)

Understanding Insider Trading Forms →

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^*

Belisario Izabella Ferreira Costa

(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	22,433	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/ Izabella Ferreira Costa Belisario	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)

FAQ

What does the Banco Santander (Brasil) S.A. (BSBR) Form 3 disclose?

The Form 3 discloses that officer Belisario Izabella Ferreira Costa directly holds 22,433 UNIT - SANB11. It is an initial ownership statement showing his existing position, not a record of new buying or selling activity in BSBR units.

Who is the insider reporting holdings in BSBR on this Form 3?

The insider is Belisario Izabella Ferreira Costa, listed as an officer of Banco Santander (Brasil) S.A. The filing records his direct beneficial ownership of 22,433 UNIT - SANB11 as of the reported date, establishing a baseline for future insider filings.

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

The officer’s Form 3 shows total direct ownership of 22,433 UNIT - SANB11 after the reported position. This figure represents his beneficial holdings in the issuer’s units and provides context for any future changes reported on Forms 4 or 5.

Does this BSBR Form 3 show any recent insider buying or selling?

No recent buying or selling is shown. The filing records a holding entry, with zero buy and sell transactions in the transaction summary and 22,433 units owned directly, indicating an existing position rather than a new trade in BSBR securities.

What type of security is reported on the BSBR Form 3 for the officer?

The security reported is UNIT - SANB11 of Banco Santander (Brasil) S.A. The filing states that the officer directly owns 22,433 of these units following the reported position, with no derivative securities listed in the derivative holdings summary.