Investor Presentaiton

Strong profitability in return-seeking and growth capex portfolio Indicative profitability in current return-seeking and growth portfolio Batteries Other return-seeking Decarbonization Recycling Extrusion Hydro Rein COC: -7% IRR 15- 30% IRR 20-35% elRR 10-12% • IRR 10-20% COC: -8% IRR 10%+ COC: 7-9-% Recycling Increase proportion of post consumer scrap (PCS), lowering metal cost Improved economies of scale in brownfield expansions Sorting technology and equipment standardization Extrusions • • New presses with improved capabilities and commercial value, capturing market share Press replacements with significant cost reductions and increased productivity Focus on high growth segments including automotive, systems business and commercial transportation Hydro Rein • USD 2.7 billion contracted revenues, 3.6 TWh signed under long-term EUR & USD PPAS 1.7 GW gross capacity in operation or construction Focus on early phase projects opportunities and strategic partnerships Batteries • Focused strategy within sustainable battery materials, leveraging Hydro capabilities Establish positions in attractive growth segments in core markets Core investments: Hydrovolt (recycling) and Vianode (anode material) Decarbonization • Alunorte Fuel switch project (IRR 10-20%) Carbon capture technology pilots in mid-term, industrial scale pilot volumes by 2030 HalZero as technology pilots in mid-term, industrial scale pilot volumes by 2030 66 99 Hydro

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