Gas Transporter of the South insider ownership filing

GAS TRANSPORTER OF THE SOUTH INC filed an initial insider ownership report for executive Carlos Hector Sidero, who serves as Human Resources Director.

Accepted by SEC EDGAR 03/25/2026 - 05:43 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

GAS TRANSPORTER OF THE SOUTH INC filed an initial insider ownership report for executive Carlos Hector Sidero, who serves as Human Resources Director. This Form 3 filing identifies him as an officer of the company and establishes his reporting status for future insider transactions. The available data for this filing does not show any reported share purchases, sales, or other insider trades.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 3 filing by TGS insider Carlos Hector Sidero show?

The Form 3 filing identifies Carlos Hector Sidero as an officer of Gas Transporter of the South Inc and establishes his insider reporting status. The transaction summary for this filing shows no reported share purchases, sales, exercises, gifts, or other insider trades.

What is the role of Carlos Hector Sidero at GAS TRANSPORTER OF THE SOUTH INC (TGS)?

Carlos Hector Sidero is listed as an officer of Gas Transporter of the South Inc with the title of Human Resources Director. This role makes him a reporting person for insider ownership under SEC rules, requiring filings such as Form 3 and, if applicable, future Form 4 updates.

Does the TGS Form 3 for Carlos Hector Sidero report any insider buying or selling?

No, the Form 3 data for Carlos Hector Sidero shows zero reported buy, sell, exercise, gift, tax withholding, or restructuring transactions. It functions as an initial ownership report, setting up his status for any future reportable insider trades in company securities.

Why is a Form 3 important for GAS TRANSPORTER OF THE SOUTH INC investors?

Form 3 is important because it identifies new insiders, such as officers or directors, who must publicly report their holdings and trades. For Gas Transporter of the South Inc, this filing shows that Human Resources Director Carlos Hector Sidero is now subject to ongoing insider transaction reporting requirements.

What does the transaction summary in the TGS Form 3 indicate?

The transaction summary shows all counts and share amounts for buys, sells, exercises, gifts, tax withholdings, and restructurings as zero. This indicates the filing is purely an initial ownership statement for Carlos Hector Sidero, not a record of any specific insider trade activity.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Sidero Carlos Hector

(Last) (First) (Middle)

CECILIA GRIERSON 355 26TH FLOOR

(Street)

CITY OF BUENOS AIRES C1107CPG

(City) (State) (Zip)

ARGENTINA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/25/2026

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)

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

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/ Sidero Carlos Hector	03/25/2026
	** 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)