Alum Sa · BVB:BBGA

Alum Sa — Investor Presentation (April 2026)

5 slides from Alum Sa's investor presentation, Apr 24, 2026

1. Slide 1: Budget Presentation - Alum 2026

   BUDGET PRESENTATION - ALUM 2026 As of April, 2026

2. Slide 2: Content

   Content: 1. Main assumptions 2. Sales 3. Revenues and expenses budget for 2026

3. Slide 3: 1. Main assumptions

   1. Main assumptions The budget for 2026 is based on the following main assumptions: - maintaining the suspension of the alumina production considering minimum level for expenses; - Alum asct as Alro’s agent in relation with the alumina suppliers; - additional income from sale of calcined alumina and

4. Slide 4: 2. Sales

   vimetco = 2. Sales alum a Budget 2026 Actual 2025 to % to % Calcined alumina i) 0% Calcined alumina 507 32% Aluminum hydroxide - wet (equiv. alu 322 45% Aluminum hydroxide - wet (equiv. alu” 191 12% Aluminum hydroxide - dry (equiv. alum 394 55% Aluminum hydroxide - dry (equiv. alum 869 55% Total sal

5. Slide 5: 3. Revenues and expenses budget for 2026

   3. Revenues and expenses budget for 2026 Projected Income Statement for 2026 um Actual 2025 Budget 2026 EXCHANGE RATE ron/usd 4,465 4,359 Operational activity : Revenues from alumina and hydrate sales 1.058.947 419.769 Total Operational expenditures : usd 8.167.556 6.904.274 Operational cost, out of

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