JSW S.A. — Proxy Solicitation & Information Statement 2026

May 12, 2026

Report Content Subject: Announcement on convening an Ordinary Shareholder Meeting ofJSW S.A. on 8 June 2026 including draft resolutions

Body of the Report:

The Management Board of Jastrzębska Spółka Węglowa S.A. ["Company"],pursuant to Article 399 § 1 and Article 402[1] § 1 and 2 of theCommercial Company Code and § 22 sec. 1 of the Company's Articles ofAssociation, hereby convenes an Ordinary Shareholder Meeting of theCompany ["Ordinary Shareholder Meeting"], which will take place in theCompany's registered office at Aleja Jana Pawła II 4, 44-330Jastrzębie-Zdrój, conference room no. 502 on the 5th floor, at 11:30a.m. on 8 June 2026.

Attached is the Management Board's announcement on convening theOrdinary Shareholder Meeting made in compliance with Article 402[2] ofthe Commercial Company Code and draft resolutions to be voted on duringthe meeting and documents relevant to the resolutions. Some of thedocuments submitted to the OSM will be supplemented at a later date,which the Company will announce in a separate current report.

In addition, the Company announces that the following documents:

1. Standalone financial statements of JSW S.A. for the financial yearended 31 December 2025,

2. Consolidated financial statements of JSW S.A. Group for the financialyear ended 31 December 2025,

3. Management Board Report on the activity of JSW S.A. and the JSW S.A.Group for the financial year ended 31 December 2025,

4. Independent Auditor's Report on the Audit of the annual standalonefinancial statements, for the Shareholder Meeting and the SupervisoryBoard of JSW S.A.

5. Independent Auditor's Report on the Audit of the annual consolidatedfinancial statements, for the Shareholder Meeting and the SupervisoryBoard of JSW S.A.

6. Independent Auditor's Report on the Assurance of SustainabilityReporting Providing Limited Assurance, to the Shareholder Meeting andthe Supervisory Board of JSW S.A.

7. Opinion of the Supervisory Board of JSW S.A. on the StandaloneFinancial Statements of JSW S.A., the Consolidated Financial Statementsof the JSW S.A. Capital Group, and the Management Board's Report on theOperations of JSW S.A. and the Group JSW S.A. for the fiscal year ended31 December 2025 with respect to their compliance with the books,documents and the actual state of affairs,

8. Consolidated report on payments to public administration of the JSWS.A. Group for the financial year ended 31 December 2025,

was published on 30 April 2026 and is posted on the Company's corporatewebsite at:

https://www.jsw.pl/en/investors-relations/stock-market-reports/interim-reports/interim-reports-2025

Legal basis: § 20 Section 1 Items 1-2 of the Regulation issued by theFinance Minister on 6 June 2025 on the Current and Periodic InformationTransmitted by Securities Issuers and the Conditions for Recognizing theInformation Required by the Regulations of a Non-Member State asEquivalent.