TGS (TGS) director Carlos Olivieri reports initial Class B and ADS stake

Rhea-AI Filing Summary

GAS TRANSPORTER OF THE SOUTH INC director Carlos Alberto Olivieri reported his existing equity stake in a Form 3. He holds 8,100 Class B shares directly, along with 1,553 ADSs representing Class B shares. This filing establishes his initial reported ownership position as an insider.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Olivieri Carlos Alberto

Role Director

Type	Security	Shares	Price	Value
holding	CLASS B SHARES	--	--	--
holding	ADSs representing class b shares	--	--	--

Holdings After Transaction: CLASS B SHARES — 8,100 shares (Direct); ADSs representing class b shares — 1,553 shares (Direct)

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Accepted by SEC EDGAR 03/18/2026 - 02:45 PM Learn about SEC filing dates

FAQ

What does the TGS Form 3 filed by Carlos Alberto Olivieri show?

The Form 3 shows that director Carlos Alberto Olivieri holds 8,100 Class B shares and 1,553 ADSs of GAS TRANSPORTER OF THE SOUTH INC. It is an initial ownership report, not a record of recent share purchases or sales.

Did Carlos Alberto Olivieri buy or sell TGS shares in this Form 3?

The Form 3 does not report any buy or sell transactions for TGS shares by Carlos Alberto Olivieri. It only lists his existing direct holdings in Class B shares and ADSs as of the reporting date, establishing his insider ownership position.

How many TGS Class B shares does Carlos Alberto Olivieri directly own?

Carlos Alberto Olivieri directly owns 8,100 Class B shares of GAS TRANSPORTER OF THE SOUTH INC. This figure represents his reported common equity stake in the company’s Class B stock and is disclosed as part of his initial insider ownership statement.

What ADS holdings of TGS did Carlos Alberto Olivieri report?

He reported direct ownership of 1,553 ADSs representing Class B shares of GAS TRANSPORTER OF THE SOUTH INC. These American Depositary Shares provide an indirect way to hold the underlying Class B equity, and are disclosed separately from his direct share position.

Is the TGS Form 3 for Carlos Alberto Olivieri a routine filing?

Yes, this Form 3 is a routine initial ownership filing for a company director. It records Carlos Alberto Olivieri’s existing holdings in Class B shares and ADSs of GAS TRANSPORTER OF THE SOUTH INC without indicating any new transactions or changes in ownership.

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^*

Olivieri Carlos Alberto

(Last) (First) (Middle)

CECILIA GRIERSON 355 FLOOR 26

(Street)

CITY OF BUENOS AIRES C1107CPG

(City) (State) (Zip)

ARGENTINA

(Country)

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

3. Issuer Name and Ticker or Trading Symbol
GAS TRANSPORTER OF THE SOUTH INC [ TGS ]

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)
CLASS B SHARES	8,100	D
ADSs representing class b shares	1,553	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/OLIVIERI CARLOS ALBERTO	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)