TIM S.A. (TIMB) officer Formica Piero submits initial Form 3

Rhea-AI Filing Summary

TIM S.A. officer Formica Piero has filed an initial Form 3, which is a required disclosure of insider holdings. This filing lists the insider as an officer with the title noted in the remarks section but does not report any share transactions or derivative positions.

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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^*

Formica Piero

(Last) (First) (Middle)

JOAO CABRAL DE MELO NETO AVENUE

850 - SOUTH TOWER - 12TH FLOOR

(Street)

RIO DE JANEIRO BRAZIL 22775-057

(City) (State) (Zip)

BRAZIL

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
TIM S.A. [ TIMB ]

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)
	See Remarks

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:

Remarks:

Exhibit 24.1 - Power of Attorney Officer Title: Compliance and Data Protection Officer

No securities are beneficially owned.

	/s/ Leonardo Caiaffo Ferreira, attorney-in-fact	03/18/2026
	** 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 TIMB Form 3 filed by Formica Piero show?

The Form 3 for TIM S.A. (TIMB) reports that Formica Piero is an officer of the company. It functions as an initial statement of insider status and does not list any share transactions or derivative holdings.

Does the TIMB Form 3 disclose any insider share purchases or sales?

No, the Form 3 for TIM S.A. (TIMB) does not report any insider share purchases or sales. The transaction summary shows zero buys, zero sells, and no derivative exercises or other transactions for the reporting officer.

Who is the reporting person on the TIMB Form 3 filing?

The reporting person is Formica Piero, identified as an officer of TIM S.A. (TIMB). The filing notes the officer status with the title referenced in the remarks section, though no specific transactions or holdings are detailed in the provided data.

What is the purpose of this TIMB Form 3 for investors?

This Form 3 for TIM S.A. (TIMB) formally identifies Formica Piero as a company officer subject to insider reporting rules. It establishes disclosure obligations going forward, even though no current transactions or derivative positions are listed in this filing.

Are there any derivative securities reported in the TIMB Form 3?

No, the Form 3 for TIM S.A. (TIMB) shows no derivative securities. The derivative summary is empty, and the transaction summary reports zero derivative transactions, exercises, or restructurings for officer Formica Piero in this filing.