ECOPETROL (EC) director Roa Avendano submits initial Form 3 ownership

Rhea-AI Filing Summary

ECOPETROL S.A. director Roa Avendano Lilia Tatiana filed an initial ownership report on Form 3. This filing establishes her status as a director and baseline insider reporting position with the SEC but does not list any stock transactions or specific holdings.

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^*

Roa Avendano Lilia Tatiana

(Last) (First) (Middle)

C/O ECOPETROL S.A.

KR 13 36-24

(Street)

BOGOTA 110311

(City) (State) (Zip)

COLOMBIA

(Country)

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

3. Issuer Name and Ticker or Trading Symbol
ECOPETROL S.A. [ EC ]

3a. Foreign Trading Symbol
[ECOPETROL]

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)

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/ Lilia Tatiana Roa Avendano	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 ECOPETROL (EC) Form 3 filing for Roa Avendano Lilia Tatiana show?

The Form 3 filing identifies Roa Avendano Lilia Tatiana as a director of ECOPETROL S.A.. It is an initial statement of beneficial ownership and, in this case, does not report any specific stock transactions or detailed holdings data.

Does the ECOPETROL (EC) Form 3 report any stock purchases or sales?

No, this Form 3 for ECOPETROL S.A. reports no insider transactions. The transaction summary shows zero buys, zero sells, zero derivative exercises, and no other movements in the company’s securities for the reporting person.

What insider activity counts are disclosed in ECOPETROL (EC) Form 3?

The filing lists zero buy and zero sell transactions, with no gifts, tax withholdings, restructurings, or derivative transactions. Net buy/sell direction is reported as neutral, indicating no insider trading activity in this initial statement.

What role does the reporting person hold at ECOPETROL (EC)?

The Form 3 states that Roa Avendano Lilia Tatiana is a director of ECOPETROL S.A. She is not reported as an officer or a ten percent owner in this filing, which focuses on establishing her as an insider for reporting purposes.

Does the ECOPETROL (EC) Form 3 include derivative positions or options?

No, the derivative section of this Form 3 is empty. The derivative summary shows no derivative transactions and no remaining derivative positions, meaning no options, warrants, or similar instruments are reported for the director in this initial statement.