Petrobras (NYSE: PBR) signs Brazil solar partnership with Lightsource bp
Rhea-AI Filing Summary
Petróleo Brasileiro S.A. – Petrobras announced a strategic move into Brazil’s onshore renewable energy market by agreeing to acquire 49.99% of Lightsource bp’s subsidiaries in Brazil and form a joint venture with shared management. The partnership will focus on developing profitable renewable projects and raising both companies’ profile among leading players in Brazil’s renewable energy sector.
Lightsource bp will contribute a project pipeline of 1–1.5 GW in more advanced development stages, additional early-stage projects, and the Milagres solar park in Ceará, which has operated since 2023 with 212 MWp of installed capacity. Petrobras describes this as a significant step into solar power generation that supports portfolio diversification and its Business Plan 2026-2030, while noting that the transaction value is not currently materially significant for the company and closing remains subject to regulatory approvals.
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Insights
Petrobras takes a strategic but small first step into Brazilian solar.
Petrobras is entering Brazil’s onshore renewable space by acquiring
The company frames this as a “significant and strategic step” into solar generation that supports diversification and its Business Plan
Investor attention may focus on how quickly this joint venture converts its pipeline into operating projects in Brazil and whether Petrobras expands its stake or adds new assets under the partnership in line with the
UNITED STATES
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 December, 2025
Commission File Number 1-15106
PETRÓLEO BRASILEIRO S.A. – PETROBRAS
(Exact name of registrant as specified in its charter)
Brazilian Petroleum Corporation – PETROBRAS
(Translation of Registrant's name into English)
Avenida Henrique Valadares, 28 – 9th floor
20231-030 – Rio de Janeiro, RJ
Federative Republic of Brazil
(Address of principal executive office)
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____
Petrobras announces signing of strategic partnership in the renewable energy segment in Brazil
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Rio de Janeiro, December 16, 2025 – Petróleo Brasileiro S.A. – Petrobras announces that it has entered into an agreement to form a strategic partnership in the onshore renewable energy segment through the acquisition of 49.99% of Lightsource bp's subsidiaries in Brazil. The partnership will be structured as a joint venture, with shared management between Petrobras and Lightsource BP.
This joint venture aims to develop profitable renewable energy projects and increase the presence of Petrobras and Lightsource bp among the main players in the Brazilian renewable energy sector.
Lightsource bp, a bp group company, will contribute to the joint venture with its pipeline, which includes 1-1.5 GW of projects in more advanced stages of development, as well as other less mature projects in Brazil, together with the Milagres solar park in Abaiara, in Ceará, which has been in operation since 2023 with 212 MWp (megawatt) of installed capacity – one of the largest in the state.
Through this initiative, Petrobras takes a significant and strategic step into the solar power generation segment, expanding its presence in the renewable energy market in Brazil. Petrobras’ entry into this segment reinforces the company’s commitment to diversifying its portfolio and building a more sustainable future, in line with its Business Plan 2026-2030.
The closing of the deal is subject to the applicable approvals, including those from the competent regulatory bodies.
It is important to note that, at this stage, the transaction value is not materially significant for Petrobras.
About Lightsource bp
Lightsource bp is a leader in the development, construction and operation of large-scale onshore renewable energy and energy storage projects. Operating in three global regions, with 11.9 GW developed and a global development pipeline exceeding 55 GW, the company is focused on advancing the energy transition, creating value for its people, partners, and the planet. Leveraging its broad expertise, Lightsource bp delivers integrated renewable energy solutions with security throughout the development chain, from initial site selection, financing, and licensing, to engineering and construction management, to operations. The company offers flexible, hybrid, and demand-driven renewable energy and energy storage assets. Lightsource bp is a bp company.
www.petrobras.com.br/ir
For more information:
PETRÓLEO BRASILEIRO S.A. – PETROBRAS | Investor Relations
Email: petroinvest@petrobras.com.br/acionistas@petrobras.com.br
Av. Henrique Valadares, 28 – 9th floor – 20231-030 – Rio de Janeiro, RJ.
Tel.: 55 (21) 3224-1510/9947
This document may contain forecasts within the meaning of Section 27A of the Securities Act of 1933, as amended (Securities Act), and Section 21E of the Securities Trading Act of 1934, as amended (Trading Act) that reflect the expectations of the Company's officers. The terms: "anticipates", "believes", "expects", "predicts", "intends", "plans", "projects", "aims", "should," and similar terms, aim to identify such forecasts, which evidently involve risks or uncertainties, predicted or not by the Company. Therefore, future results of the Company's operations may differ from current expectations, and the reader should not rely solely on the information included herein.
SIGNATURES
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: December 16, 2025
PETRÓLEO BRASILEIRO S.A–PETROBRAS
By: /s/ Fernando Sabbi Melgarejo
______________________________
Fernando Sabbi Melgarejo
Chief Financial Officer and Investor Relations Officer
FAQ
What strategic partnership did Petrobras (PBR) announce in Brazil?
Petrobras announced an agreement to form a strategic joint venture in Brazil’s onshore renewable energy segment by acquiring 49.99% of Lightsource bp’s subsidiaries in the country, with shared management between the two companies.
What assets and pipeline will Lightsource bp contribute to the Petrobras (PBR) joint venture?
Lightsource bp will contribute a 1–1.5 GW pipeline of more advanced renewable projects, other less mature projects in Brazil, and the Milagres solar park in Ceará, which has 212 MWp of installed capacity and has been operating since 2023.
How does the new joint venture support Petrobras (PBR) strategy and business plan?
The joint venture marks Petrobras’s entry into the solar power generation segment and expands its presence in Brazil’s renewable energy market, reinforcing its commitment to portfolio diversification and supporting its Business Plan 2026-2030.
Is the transaction financially material for Petrobras (PBR)?
Petrobras states that, at this stage, the transaction value is not materially significant for the company, indicating limited immediate financial impact relative to its overall size.
What approvals are required before Petrobras (PBR) can close the Lightsource bp partnership?
The closing of the deal is subject to applicable approvals, including approvals from the competent regulatory bodies in Brazil.
What role will Lightsource bp play in the Petrobras (PBR) renewable joint venture?
Lightsource bp, described as a leader in large-scale onshore renewable and energy storage projects, will provide its Brazilian project pipeline and the Milagres solar park, and share management of the joint venture with Petrobras.
