Energy Co of Minas Gerais

CIG

Exchange: NYSE
Industry: Electric Services
SEC CIK: 0001157557

SEC filings (opens in a new tab)

No open-market purchases or sales by Energy Co of Minas Gerais insiders were filed in the last 90 days; 205 institutions reported holding it in 13F filings for Q2 2026, worth $306.2M in total; no superinvestor holds it.

Other share classesCIG.C

Q2 2026 vs. Q1 2026

How the institutions holding Energy Co of Minas Gerais changed between Q1 2026 and Q2 2026.

All holders in Q2 2026 All holders in Q1 2026

13F holders of CIG: Q1 2026 compared with Q2 2026
Measure	Q1 2026	Of which not filed for Q2 2026	Q2 2026	Change
Holders	206	5	205	+4
Shares	136.8M	215.2K	144.3M	+7.65M (+5.6%)
Value	$351.7M	$514.2K	$306.2M	−$45.0M (−12.8%)

5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (22)

Institutions that held Energy Co of Minas Gerais at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to CIG in Q2 2026
Institution	Shares	Value	% of portfolio
Nykredit A/S	401,997	$844.2K	0.00%
Optiver Holding B.V.	191,139	$401.4K	0.01%
Boothbay Fund Management, LLC	167,651	$352.1K	0.01%
Navi International - Administradora e Gestora de Recursos Financeiros Ltda.	128,695	$270.5K	0.19%
Plan A Wealth LLC	121,174	$254.5K	0.11%
BLI - Banque de Luxembourg Investments	112,000	$237.4K	0.01%
SIH Partners, LLLP	94,455	$198.4K	0.01%
Mirae Asset Global Investments Co., Ltd.	86,838	$182.4K	0.00%
Global Retirement Partners, LLC	82,943	$174.2K	0.00%
Axxion S.A.	75,370	$158.3K	0.01%
Schroder Investment Management Group	72,416	$152.8K	0.00%
Ground Swell Capital, LLC	26,288	$55.2K	0.06%
Vise Technologies, Inc.	21,922	$46.0K	0.00%
Nuveen, LLC	19,542	$41.0K	0.00%
National Bank of Canada	19,262	$40.4K	0.00%
Geneos Wealth Management Inc.	16,180	$34.0K	0.00%
MW Advisory, LLC	16,136	$33.9K	0.01%
First National Bank	5,127	$10.8K	0.00%
SRS Capital Advisors, Inc.	2,414	$5.07K	0.00%
SHP Wealth Management	407	$855	0.00%
Versant Capital Management, Inc	116	$244	0.00%
LRI Investments, LLC	51	$107	0.00%

Sold out (18)

Institutions that held Energy Co of Minas Gerais at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of CIG in Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
Marshall Wace, LLP	2,683,686	$6.41M
Quadrature Capital Ltd	370,230	$884.9K
Advisors Preferred, LLC	296,210	$707.9K
Qtron Investments LLC	274,000	$654.9K
Old Mission Capital LLC	44,162	$105.5K
Yousif Capital Management, LLC	23,272	$55.6K
Simplex Trading, LLC	22,570	$53.9K
Tower Research Capital LLC (TRC)	21,801	$52.1K
Aigen Investment Management, LP	19,214	$45.9K
Vanguard Capital Wealth Advisors	17,627	$42.1K
Blueshift Asset Management, LLC	16,521	$39.5K
Integrated Wealth Concepts LLC	15,189	$36.3K
CAPROCK Group, Inc.	10,143	$24.2K
Walleye Capital LLC	10,086	$24.1K
AdvisorNet Financial, Inc	2,413	$5.77K
MAI Capital Management	1,540	$3.68K
Root Financial Partners, LLC	33	$79
Steward Partners Investment Advisory, LLC	2	$5

Not filed for Q2 2026 yet (5)

Institutions that held Energy Co of Minas Gerais at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CIG in Q1 2026 that haven't filed for Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
First Affirmative Financial Network	136,015	$325.1K
DGS Capital Management, LLC	51,523	$123.1K
Skopos Labs, Inc.	14,269	$34.1K
rebel Financial LLC	10,354	$24.7K
CWM, LLC	2,994	$7.16K