Investor Presentaiton

US$M Rochester Hub: Initial Estimate of Capital Investment to Complete Construction Estimated Capital Investment $1,200 Spend through September 30, 2023 $1,000 Balance spend $800 1 2 $600 $400 $560M 1 + 2 $700M $200 $140M $394 $301 г $92 $0 Rochester Hub Capex Process & Warehouse Buildings Total Rochester Hub + Buildings Note: Capex figures may not add to total due to rounding; (1) As of September 30, 2023 ~$1,000M -$850 Initial Estimated Range, depending on the option selected Commentary Rochester Hub capex spend to date was ~$301M(1) as compared to previously disclosed $560M construction budget ➤ Incremental spend for process buildings and warehouse of -$92M (1) to date as compared to estimated total cost of ~$140M ➤ Depending on the option selected, initial estimated capital cost to be in the range of approximately $850M to approximately $1B, including buildings ➤ Detailed analysis work undergoing including updated timing, and revised contracting strategy Ⓡ Li-Cycle 8

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