ENERGY CO OF MINAS GERAIS (CIG) director submits initial Form 3

Rhea-AI Filing Summary

ENERGY CO OF MINAS GERAIS director files initial ownership report. Maria do Socorro Gama da Silva, identified as a director and not a ten percent owner, submitted a Form 3. The filing lists no transactions or derivative positions, serving purely as an initial disclosure of insider status.

Key Figures

Insider buy transactions: 0 transactions Insider sell transactions: 0 transactions Derivative transactions: 0 transactions

3 metrics

Insider buy transactions 0 transactions Form 3 transaction summary

Insider sell transactions 0 transactions Form 3 transaction summary

Derivative transactions 0 transactions Form 3 derivative transaction count

Key Terms

Form 3, reporting person, ten percent owner

3 terms

Form 3 regulatory

"submitted a Form 3"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

reporting person regulatory

"The reporting person is Maria do Socorro Gama da Silva"

ten percent owner regulatory

"She is not identified as an officer or a ten percent owner"

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Accepted by SEC EDGAR 05/20/2026 - 10:24 AM Learn about SEC filing dates

FAQ

What does the ENERGY CO OF MINAS GERAIS (CIG) Form 3 filing disclose?

The Form 3 discloses that Maria do Socorro Gama da Silva is a director of ENERGY CO OF MINAS GERAIS. It serves as an initial insider ownership report and shows no share transactions or derivative positions in this filing.

Who is the reporting person in the CIG Form 3 filing?

The reporting person is Maria do Socorro Gama da Silva, listed as a director of ENERGY CO OF MINAS GERAIS. She is not identified as an officer or a ten percent owner in this initial ownership report.

Does the CIG Form 3 show any insider share purchases or sales?

No, the Form 3 shows no insider share purchases or sales. The transaction summary reports zero buy, sell, acquire, dispose, and derivative transactions, indicating this filing is strictly an initial status disclosure.

Are there any derivative securities reported in the CIG Form 3?

No derivative securities are reported for Maria do Socorro Gama da Silva in this Form 3. The derivative summary is empty, and the transaction summary shows zero derivative transactions or exercises associated with this insider.

Is Maria do Socorro Gama da Silva a ten percent owner of CIG?

She is not listed as a ten percent owner in the Form 3. The filing identifies her role as a director of ENERGY CO OF MINAS GERAIS, with the ten percent owner indicator marked as not applicable.

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^*

Gama da Silva Maria do Socorro

(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)
04/30/2026

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)

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.

	Matheus Campos, Attorney-in-Fact for Gama da Silva Maria	05/20/2026
	** 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)