Communiqué regarding the publication of the Half-Year Report for the six months ended 30 June 2021

ALUM S.A. (“ALUM”)informs shareholders and investors on the release of the financial results of ALUM for the six months ended 30 June 2021, as follows:

• The Half-Year Report for the period ended 30 June 2021 (unaudited), prepared in accordance with the Ministry of Public Finance Order no. 763/2021 for the approval of the Accounting Reporting System for the economic operators will be available starting with13 August 2021, after 8:20 (Bucharest time).

• ALUM Half-Year Report for the six months ended 30 June 2021 is not audited and is available on:

- Bucharest Stock Exchange website, www.bvb.ro – symbol BBGA;

- Alum’s website, category “Investor Relations”, section “Reports”: http://www.alum.ro/en/ir/alum/reports