ENERGY CO MINAS GERAIS (CIG) VP Cordeiro files initial Form 3

Rhea-AI Filing Summary

ENERGY CO OF MINAS GERAIS executive Marcos Montes Cordeiro, Vice President of Institutional Relations, has filed an initial Form 3 statement of beneficial ownership. The filing lists him as an officer of the company but does not report any share purchases, sales, or other transactions.

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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^*

Cordeiro Marcos Montes

(Last) (First) (Middle)

BARBACENA 1.200 AVENUE

(Street)

BELO HORIZONTE MINAS GERAIS 30190-131

(City) (State) (Zip)

BRAZIL

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
12/19/2025

3. Issuer Name and Ticker or Trading Symbol
ENERGY CO OF MINAS GERAIS [ CIG,CIGC ]

3a. Foreign Trading Symbol
[CMIG3,CMIG4]

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)
	VP of Institutional Relations

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.

	Matheus Campos, Attorney-in-Fact for Cordeiro Marcos	03/24/2026
	** 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 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 Form 3 for CIG by Marcos Montes Cordeiro report?

It reports that Marcos Montes Cordeiro is an officer of ENERGY CO OF MINAS GERAIS, serving as Vice President of Institutional Relations. The filing is an initial statement of beneficial ownership and contains no reported share transactions.

Does the CIG Form 3 show any stock buys or sells by Marcos Montes Cordeiro?

No, the Form 3 shows no stock purchases, sales, or other transactions by Marcos Montes Cordeiro. All transaction counts in the summary, including buys, sells, and exercises, are reported as zero in this filing.

What is Marcos Montes Cordeiro’s role at ENERGY CO OF MINAS GERAIS (CIG)?

Marcos Montes Cordeiro is identified as an officer of ENERGY CO OF MINAS GERAIS. His specific title in the filing is Vice President of Institutional Relations, indicating a senior leadership position focused on the company’s external and institutional relationships.

Why is a Form 3 filed for an officer of ENERGY CO OF MINAS GERAIS?

Form 3 is filed when someone becomes a reporting insider of a public company. For ENERGY CO OF MINAS GERAIS, this filing formally records Marcos Montes Cordeiro as a company officer subject to ongoing ownership reporting requirements under U.S. securities rules.

Does this CIG Form 3 indicate any derivative or option positions?

No, the derivative section for this Form 3 is empty, and the transaction summary shows zero derivative transactions or exercises. The filing does not list any options, warrants, or other derivative securities for Marcos Montes Cordeiro.