BNDESPAR trims Copel (NYSE: ELPC) stake, now holds 19.90% of shares

Rhea-AI Filing Summary

Companhia Paranaense de Energia – Copel reported a change in a major shareholder’s position. BNDES Participações S.A. (“BNDESPAR”) disclosed that, after selling part of its stake in trading sessions on B3 between February 5 and March 10, 2026, it now holds 593,481,610 common shares of Copel, representing approximately 19.90% of the company’s total shares.

Insights

Equity ownership & governance analyst

Large state-backed shareholder trims its position but remains a major owner.

Copel reported that BNDES Participações S.A. disposed of part of its stake and now holds 593,481,610 common shares, about 19.90% of the total. This indicates continued significant influence while signaling some reduction in exposure.

Because BNDESPAR is a large institutional and government-related investor, changes in its holdings can matter for perceptions of long-term support and potential future share supply. However, the notice only confirms the new ownership level, not motives or future intentions.

Investors may focus on how this updated 19.90% ownership affects Copel’s shareholder structure and any future disclosures about additional transactions. The filing itself is informational, with no changes to Copel’s operations, strategies, or financial guidance indicated.

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FAQ

What change in major shareholding did Copel (ELPC) disclose in this 6-K?

Copel disclosed that BNDES Participações S.A. sold part of its stake and now holds 593,481,610 common shares. This position represents about 19.90% of all Copel shares, confirming BNDESPAR remains a major shareholder despite reducing its ownership portion.

How many Copel common shares does BNDESPAR hold after the recent disposal?

After selling part of its stake, BNDES Participações S.A. holds 593,481,610 Copel common shares. According to the disclosure, this corresponds to approximately 19.90% of the company’s total shares, keeping BNDESPAR as a significant shareholder in Copel’s ownership structure.

Over what period did BNDESPAR dispose of Copel (ELPC) shares on B3?

BNDES Participações S.A. reported disposing of part of its Copel stake in trading sessions on B3 between February 5 and March 10, 2026. The transactions on the Brazilian stock exchange resulted in a new declared ownership level of 593,481,610 common shares in Copel.

What percentage of Copel’s total shares does BNDESPAR own after the disposal?

Following the partial disposal, BNDES Participações S.A. owns about 19.90% of Copel’s total shares. This percentage is based on its current holding of 593,481,610 common shares and indicates that BNDESPAR remains a key shareholder with a sizeable equity position.

Does Copel’s 6-K about BNDESPAR’s disposal mention any operational or strategic changes?

The 6-K focuses on BNDESPAR’s updated shareholding level and does not announce operational or strategic changes. It simply reports that BNDESPAR sold part of its stake on B3 and now holds 593,481,610 common shares, or roughly 19.90% of Copel’s total shares.

Why did Copel (ELPC) issue a disclosure about BNDESPAR’s shareholding change?

Copel issued the disclosure to comply with Brazilian securities rules, specifically CVM Resolution No. 44/2021 as amended by Resolution No. 60/2022. These regulations require public companies to inform the market when major shareholders change their ownership positions beyond relevant thresholds.

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer
Pursuant to Rule 13a-16 or 15d-16 of the

Securities Exchange Act of 1934

For the month of March, 2026

Commission File Number 1-14668

COMPANHIA PARANAENSE DE ENERGIA

(Exact name of registrant as specified in its charter)

Energy Company of Paraná

(Translation of Registrant's name into English)

José Izidoro Biazetto, 158
81200-240 Curitiba, Paraná
Federative Republic of Brazil
+55 (41) 3331-4011

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.  Form 20-F ___X___ Form 40-F _______

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934. 

Yes _______ No ___X____

 

COMPANHIA PARANAENSE DE ENERGIA – COPEL
CNPJ/ME 76.483.817/0001-20 – NIRE 41300036535 – CVM Registration 1431-1
B3 (CPLE3)
NYSE (ELPC)
LATIBEX (XCOPO)

Disclosure of Material Shareholding Disposal

COPEL (the “Company”) hereby informs its shareholders and the market in general that, in compliance with CVM Resolution No. 44/2021, as amended by CVM Resolution No. 60/2022, it has received a letter from BNDES Participações S.A., on March 10, 2026, informing it of the disposal of part of its shareholding in the Company, in trading sessions operated by [B]³ S.A. - Brasil, Bolsa, Balcão, between February 5 and March 10, 2026, now holding 593,481,610 (five hundred and ninety-three million, four hundred and eighty-one thousand, six hundred and ten) common shares, representing approximately 19.90% of the total shares issued by Copel, as shown in the correspondence below.

Curitiba, March 11, 2026

Felipe Gutterres

Vice-President of Financial and Investor Relations

For further information, please contact the Investor Relations team:

ri@copel.com or (41) 3331-4011

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date March 11, 2026

COMPANHIA PARANAENSE DE ENERGIA – COPEL
By:	/S/  Daniel Pimentel Slaviero
	Daniel Pimentel Slaviero Chief Executive Officer

FORWARD-LOOKING STATEMENTS

This press release may contain forward-looking statements. These statements are statements that are not historical facts, and are based on management's current view and estimates of future economic circumstances, industry conditions, company performance and financial results. The words "anticipates", "believes", "estimates", "expects", "plans" and similar expressions, as they relate to the company, are intended to identify forward-looking statements. Statements regarding the declaration or payment of dividends, the implementation of principal operating and financing strategies and capital expenditure plans, the direction of future operations and the factors or trends affecting financial condition, liquidity or results of operations are examples of forward-looking statements. Such statements reflect the current views of management and are subject to a number of risks and uncertainties. There is no guarantee that the expected events, trends or results will actually occur. The statements are based on many assumptions and factors, including general economic and market conditions, industry conditions, and operating factors. Any changes in such assumptions or factors could cause actual results to differ materially from current expectations.