
Our teams advised J.P. Morgan Securities LLC, Santander US Capital Markets LLC and BBVA Securities Inc., as international initial purchasers, and Balanz Capital Valores S.A.U., Bull Market Brokers S.A., Banco de Galicia y Buenos Aires S.A., Banco Santander Argentina S.A., Cucchiara y Cía. S.A. and Industrial and Commercial Bank of China (Argentina) S.A.U., as local placement agents, and TMF Trust Company (Argentina) S.A., as trustee, in connection with the issuance by MSU Green Energy S.A. of its Class 4 Guaranteed Notes, for an aggregate principal amount of US$400,000,000.
The Notes are denominated and payable in U.S. dollars abroad, bear interest at a fixed rate of 9.750% per annum and mature on June 16, 2036. Principal will be amortized in three annual installments equal to 33%, 33% and 34% of the original principal amount issued, payable in 2034, 2035 and 2036, respectively.
The transaction consisted of an international offering to qualified institutional buyers in the United States of America pursuant to Rule 144A under the Securities Act of 1933, and to investors outside the United States pursuant to Regulation S, together with a public offering in Argentina under the regulations of the Argentine Securities Commission.
The Notes were placed through a book-building process conducted by the international initial purchasers in accordance with the terms of the offering documents. The pricing of the Notes took place on June 8, 2026, and the issue and settlement date was June 16, 2026.
The Notes are secured by a fiduciary assignment for guarantee purposes created in favor of TMF Trust Company (Argentina) S.A., as trustee, over certain collection rights and revenues arising from the issuer’s power purchase agreements. The structure also contemplates the incorporation of additional assets and rights, including certain collection rights of Chocón Hidroeléctrica Argentina S.A. and future restricted subsidiaries, in accordance with the terms of the offering documents.
The Notes qualify as Green Bonds and were issued under MSU Green Energy’s Green Financing Framework, which is aligned with the Green Bond Principles of the International Capital Market Association (ICMA), the guidelines of the Argentine Securities Commission and the guidelines of Bolsas y Mercados Argentinos S.A. (BYMA). In this context, Sustainable Fitch issued a Second-Party Opinion concluding that the framework presents an “Excellent” alignment with the applicable international standards, supporting the eligibility of the Notes as Green Bonds.
Citibank, N.A. acted as trustee, registrar, paying agent and transfer agent for the Notes; TMF Trust Company (Argentina) S.A. acted as collateral trustee; and the Branch of Citibank, N.A. established in the Republic of Argentina acted as co-registrar, paying agent in Argentina, transfer agent in Argentina and representative of the trustee in Argentina.
This transaction reaffirms MSU Green Energy’s access to the international capital markets and represents a new milestone for the financing of Argentine energy projects through instruments aligned with sustainability criteria.
ternacionales de capitales y representa un nuevo hito para el financiamiento de proyectos energéticos argentinos mediante instrumentos alineados con criterios de sostenibilidad.



