Santander Brasil (NYSE: BSBR) officer discloses 29,037 UNIT holdings

Rhea-AI Filing Summary

Banco Santander (Brasil) S.A. officer Paulo Sergio Duailibi filed an initial ownership report showing his existing stake in the company. The filing lists direct ownership of 29,037 UNIT - SANB11 securities following the reported position, without disclosing any recent purchase or sale activity.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Duailibi Paulo Sergio

Role Officer w/o Specific Desig

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

Holdings After Transaction: UNIT - SANB11 — 29,037 shares (Direct)

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Accepted by SEC EDGAR 03/19/2026 - 08:28 PM Learn about SEC filing dates

FAQ

What does Paulo Sergio Duailibi's Form 3 filing for BSBR report?

The Form 3 filing reports Paulo Sergio Duailibi’s existing ownership in Banco Santander (Brasil) S.A. It shows his direct holdings of 29,037 UNIT - SANB11 securities, establishing his baseline position as an officer without indicating any recent trades.

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

The filing shows that 29,037 UNIT - SANB11 securities are directly owned by Paulo Sergio Duailibi after the reported position. This number reflects his beneficial holdings as of the filing, serving as a reference point for any future insider transactions.

Did Paulo Sergio Duailibi buy or sell BSBR shares in this Form 3?

The Form 3 does not show any buy or sell transaction. It is an initial ownership statement that records Duailibi’s existing holdings of 29,037 UNIT - SANB11, rather than reporting a new purchase, sale, or option exercise in Banco Santander (Brasil) S.A.

What type of security is reported in Duailibi's BSBR Form 3?

The filing lists Duailibi’s holdings in UNIT - SANB11 securities of Banco Santander (Brasil) S.A. These units are reported as directly owned, with 29,037 units shown as the total held following the reported position in the Form 3 disclosure.

Is Duailibi’s BSBR ownership direct or indirect in this filing?

The Form 3 indicates direct ownership of the reported units. The 29,037 UNIT - SANB11 securities are classified with a direct ownership code, meaning they are held in Duailibi’s name rather than through a trust, partnership, or other indirect entity.

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^*

Duailibi Paulo Sergio

(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	29,037	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/ Paulo Sergio Duailibi	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)