TIM S.A. (NYSE: TIMB) CFO sells 35,000 shares in open-market trade

Rhea-AI Filing Summary

TIM S.A. Chief Financial Officer Andrea Palma Viegas Marques reported an open-market sale of 35,000 Common Shares of TIMB. The shares were sold at a weighted average price of $4.32 per share, with individual trade prices ranging from $4.31 to $4.33. Following this transaction, she directly holds 83,259 Common Shares.

Insider Trade Summary

Net Seller: 35,000 shares ($151,200)

Net Sell 1 txn

Insider Viegas Marques Andrea Palma

Role Chief Financial Officer

Sold 35,000 shs ($151K)

Type	Security	Shares	Price	Value
Sale	Common Shares	35,000	$4.32	$151K

Holdings After Transaction: Common Shares — 83,259 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares sold: 35,000 shares Weighted average sale price: $4.32 per share Sale price range: $4.31–$4.33 per share +1 more

4 metrics

Shares sold 35,000 shares Open-market sale of Common Shares

Weighted average sale price $4.32 per share Average price for 35,000 shares sold

Sale price range $4.31–$4.33 per share Range of individual trade prices

Shares held after transaction 83,259 shares Direct holdings following the sale

Key Terms

weighted average price, open-market sale, Form 4, Common Shares

4 terms

weighted average price financial

"The price reported in Column 4 is a weighted average price."

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Form 4 regulatory

"within the range set forth in this Form 4."

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Common Shares financial

""security_title": "Common Shares""

Common shares are the basic units of ownership in a company that give holders a claim on profits and a right to vote on key matters, like electing the board. Think of them as membership cards in a club: they let you share in successes and losses, but in a bankruptcy or liquidation they are paid after creditors and preferred shareholders, so their value can swing more and matters for assessing risk and potential return.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 06/24/2026 - 04:25 PM Accepted by SEC EDGAR 06/24/2026 - 04:25 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Viegas Marques Andrea Palma

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

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

2a. Foreign Trading Symbol
[TIMS3]

3. Date of Earliest Transaction (Month/Day/Year)
06/23/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Shares	06/23/2026		S		35,000	D	$4.32(1)	83,259	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.31 to $4.33, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

Remarks:

All prices were converted from Brazilian Real (BRL) to U.S. Dollars (USD) based on the closing foreign exchange rate for the applicable transaction date as follows: USD 1.00 = BRL 5.17 on June 23, 2026.

	/s/ Andrea Palma Viegas Marques	06/24/2026
	** 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 4 (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 4: SEC 1474 (03-26)

FAQ

What insider transaction did TIMB’s CFO report in this Form 4?

TIM S.A.’s CFO reported an open-market sale of 35,000 Common Shares. The transaction reflects a discretionary sale, documented as a Form 4 filing, and provides transparency into recent insider share activity for TIMB investors.

At what price did TIMB’s CFO sell the 35,000 Common Shares?

The 35,000 TIMB Common Shares were sold at a weighted average price of $4.32. Individual trades occurred between $4.31 and $4.33, giving a narrow price range for this open-market disposition of shares by the company’s Chief Financial Officer.

How many TIMB shares does the CFO hold after this reported sale?

After the reported sale, the CFO directly holds 83,259 Common Shares of TIMB. This post-transaction balance shows her remaining direct equity position in the company following the 35,000-share open-market sale disclosed in the Form 4.

What does the weighted average price disclosure mean in this TIMB Form 4?

The weighted average price disclosure means multiple trades occurred between $4.31 and $4.33, averaging $4.32. The CFO notes she can provide full trade details, including exact share amounts at each price, to the issuer, shareholders, or SEC staff upon request.

Was the TIMB CFO’s transaction a purchase or a sale of shares?

The TIMB CFO’s transaction was a sale of shares in the open market. The Form 4 identifies the transaction code as “S,” indicating a sale in open market or private transactions, and classifies the direction as a sell under SEC reporting standards.