CIG is the ticker symbol for ENERGY CO OF MINAS GERAIS, a publicly traded Utilities sector company listed on NYSE. 13F Pro tracks CIG with AI-powered analysis, an AI quality score, SEC EDGAR financials, insider transactions, and institutional 13F holdings — all sourced directly from public SEC filings.

Is CIG a good stock to buy?

CIG is tracked on 13F Pro with SEC EDGAR data, but is not currently included in our AI quality ranking. The full company profile with financials and AI insights is at https://13fpro.ai/company/CIG.

Where does 13F Pro source CIG data?

All ENERGY CO OF MINAS GERAIS fundamentals and ownership data come directly from SEC EDGAR. ENERGY CO OF MINAS GERAIS files with the SEC under CIK 1157557. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

ENERGY CO OF MINAS GERAIS CIG

NYSEMid CapUtilities

13F Pro Quality Score

Not in ranked universe

Pending next ranking run

This company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. Rankings refresh on Jan 1, Apr 1, Jul 1, Oct 1.

Financial data, filings, and institutional holdings below are still tracked in full — only the proprietary quality composite is unavailable for this name.

Revenue

$42.75B

Quarter to Dec 31

Net income

$4.90B

Quarter to Dec 31

Free cash flow

$3.38B

Quarter to Dec 31

Operating margin

13.3%

Quarter to Dec 31

Top Institutional Holders

as of Q2 2026

$305.26M total

BlackRock, Inc.

$47.90M+8.6%

STATE STREET CORP

$38.16M+13.7%

GOLDMAN SACHS GROUP INC

$25.20M+49.6%

VANGUARD CAPITAL MANAGEMENT LLC

$22.09M0.0%

TSP Capital Management Group, LLC

$19.16M0.0%

AMERICAN CENTURY COMPANIES INC

$14.40M+9.4%

RENAISSANCE TECHNOLOGIES LLC

$11.45M-31.8%

MORGAN STANLEY

$10.75M+23.8%

Crossmark Global Holdings, Inc.

$8.46M-0.2%

MANGROVE PARTNERS IM, LLC

$5.51M0.0%

ENVESTNET ASSET MANAGEMENT INC

$5.41M-9.0%

JANE STREET GROUP, LLC

$5.37M+1.5%

UNITED CAPITAL FINANCIAL ADVISORS, LLC

$5.28M-7.9%

Connor, Clark & Lunn Investment Management Ltd.

$4.72M0.0%

VANGUARD FIDUCIARY TRUST CO

$4.40M-2.9%

Robeco Institutional Asset Management B.V.

$3.90M-33.8%

Qube Research & Technologies Ltd

$3.31M+457.4%

Promethos Capital, LLC

$3.28M+12.1%

CITADEL ADVISORS LLC

$2.92M+49.2%

HSBC HOLDINGS PLC

$2.85M0.0%

Legal & General Group Plc

$2.69M-10.0%

NORTHERN TRUST CORP

$2.44M-13.3%

DIMENSIONAL FUND ADVISORS LP

$2.29M+0.1%

UBS Group AG

$2.24M-35.0%

STIFEL FINANCIAL CORP

$2.01M+8.5%

See all 206 institutional holders →

Reading the latest SEC filing…

Key Metrics

Revenue

FY 2025

EDGAR

Net Income

FY 2025

EDGAR

Operating Margin

FY 2025

EDGAR

ROIC

FY 2025

EDGAR

Free Cash Flow

FY 2025

EDGAR

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CIG key financials by period

Reported revenue, net income and operating margin by fiscal year, from ENERGY CO OF MINAS GERAIS's annual filings on SEC EDGAR.

ENERGY CO OF MINAS GERAIS reported revenue, net income and margins by fiscal period, from SEC filings.
Period	Form	Revenue	Net income	Op. marginOperating margin
FY 2025	20-F	$42.8B	$4.9B	13.3%
FY 2024	20-F	$39.8B	$7.1B	23.5%
FY 2023	20-F	$36.9B	$5.8B	18.6%
FY 2022	20-F	$34.5B	$4.1B	11.9%
FY 2021	20-F	$33.6B	$3.8B	14.0%
FY 2020	20-F/A	$25.2B	$2.9B	15.1%

Source: CIG filings on SEC EDGAR →

About ENERGY CO OF MINAS GERAIS (CIG): stock profile, AI score and financials

ENERGY CO OF MINAS GERAIS (CIG) stock profile, AI quality score, and SEC EDGAR financial data, a Utilities sector company. CIG is not currently included in 13F Pro's AI-ranked quality universe — this company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. rankings refresh on jan 1, apr 1, jul 1, oct 1. Based on the latest XBRL financial filings (FY 2025), ENERGY CO OF MINAS GERAIS reports quarterly revenue of $42.8B, net income of $4.9B, an operating margin of 13.3%. Top institutional holders of CIG by reported 13-F value include BlackRock, STATE STREET, GOLDMAN SACHS GROUP, based on the most recent SEC filings. CIG trades on the NYSE exchange and files with the SEC under CIK 1157557. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate CIG daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for ENERGY CO OF MINAS GERAIS directly from SEC EDGAR.

SEC EDGAR: CIK 1157557 →