Banco Santander (Brasil) S.A. (BSBR) director Quintella files initial insider Form 3

Rhea-AI Filing Summary

Banco Santander (Brasil) S.A. director Antonio Carlos Quintella filed an initial ownership report on Form 3. This filing establishes his status as a director and confirms that, at the time of filing, there were no reportable purchases, sales, option exercises, gifts, or other insider transactions in the company’s securities.

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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^*

Quintella Antonio Carlos

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

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)

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:

No securities are beneficially owned.

	/s/ Antonio Carlos Quintella	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 for Antonio Carlos Quintella show?

The Form 3 for Antonio Carlos Quintella reports his initial insider status as a director of Banco Santander (Brasil) S.A. It also indicates no reportable purchases, sales, exercises, gifts, or other insider transactions in BSBR securities at the time of the filing.

Did Antonio Carlos Quintella buy or sell BSBR shares in this Form 3 filing?

No, the Form 3 shows no reported transactions by Antonio Carlos Quintella. Transaction counts and share amounts for buys, sells, exercises, gifts, tax withholding, and restructurings are all zero, indicating no insider trading activity is being disclosed in this filing.

What insider role does Antonio Carlos Quintella hold at Banco Santander (Brasil) S.A. (BSBR)?

Antonio Carlos Quintella is reported as a director of Banco Santander (Brasil) S.A. in the Form 3. He is not listed as an officer and is not identified as a ten percent owner, which helps define his governance role at the company.

Are there any derivative securities reported for Antonio Carlos Quintella in the BSBR Form 3?

No, the Form 3 indicates no derivative positions for Antonio Carlos Quintella. The derivative summary is empty and derivative-related transaction counts are zero, meaning no options, warrants, or other derivatives are reported in connection with this insider at this time.

Does the BSBR Form 3 for Antonio Carlos Quintella indicate any gifts or tax-related share withholdings?

No, the Form 3 reports zero gifts and zero tax-withholding dispositions. GiftCount, giftShares, taxWithholdingCount, and taxWithholdingShares are all listed as zero, showing no such movements of Banco Santander (Brasil) S.A. securities for this insider in the filing.

What does a netBuySellDirection of neutral mean in the BSBR Form 3 summary?

A netBuySellDirection of neutral reflects that buyShares and sellShares are both zero. This means the filing does not disclose any net buying or selling by the insider; it is purely an initial ownership and status report without transactional activity.