Companhia Siderúrgica Nacional S A : Change in Projections

Change in Projections

Companhia Siderúrgica Nacional ("CSN" or "Company"), informs its shareholders and the general market the updated projections, as follows:

(i) Projection of R$ 900 million in revenues for CBSI, a subsidiary of CSN in 2023 and R$ 1.2 billion in 2024.
(ii) Projection of CAPEX in the Steel Industry of approximately R$ 7.9 billion in the period 2023-2028, related to the modernization of the industrial park with the potential to generate up to R$ 2.8 billion in incremental EBITDA in 2028.
(iii) Projection of production volume and purchases of third-party iron ore between 42.0-43.5 Mton in 2024, 42 Mton in 2025, 44 Mton in 2026, 53 Mton in 2027 and 68 Mton in 2028.
(iv) Mining C1 cost projection ranging from US$21.5/ton and US$23.0/ton in 2024.
(v) Replacement of the CAPEX projection for expansion in mining from a level of R$ 13.8 billion in the period 2023-2027 to a level of R$ 15.3 billion in the period 2023-2028, related to phase 1 of the addition capacity project.
(vi) Projection of reaching a potential EBITDA of R$ 4 billion with the Itabirito P15 Plant project, after the maturation of operations, expected to occur in 2028.
(vii) Projection to invest up to R$ 5 billion in organic growth in the cement operation, adding a total of 8 million tons/year.
(viii) Cement sales volume projection of 13,067Kton in 2023, with an EBITDA of 1,018 million in the same period.
(ix) Projection of generating up to R$ 3.5 billion in EBITDA at Transnordestina after the start of operations, estimated by 2027.
(x) Replacement of the Consolidated CAPEX projection of R$ 5.5 - R$ 6.5 billion in the period 2024-2027 to a total of R$ 4.4 billion in 2023, R$ 6.0 billion in 2024 and a range of R$ 6.0 to R$ 7.0 billion in the period between 2025 and 2028.
(xi) Sensitivity of Consolidated EBITDA in 2028 ranging from R$ 19.6 billion to R$ 37.6 billion, depending on the following assumptions: (a) average annual iron ore price (reference of 62% of Fe) ranging from US$ 90/t to US$ 150/t; and (b) average annual hot-rolled steel coil price (HRC China Export) ranging from US$550/t to US$650/t.

Such projections will be included in section 3 of the Company's Reference Form and will be available on the CVM website at http://www.cvm.gov.br/ and on the Company's website at
http://ri.csn.com.br/en/ within the legal deadline.

CSN clarifies that the information disclosed in this document represents estimates and involves market factors beyond the control of the Company. Therefore, they do not constitute a promise of performance by the Company and/or its administrators and, as such, may undergo further changes.