Aeva Results Presentation Deck

AEVA Second Quarter 2023 Summary Highlights • Revenue driven by continued deployment of Aeries II ● Strong cash, cash equivalents and marketable securities position of $261.2m as of June 30, 2023 Weighted average shares outstanding of 220.5m in Q2 © 2023 Aeva, Inc. Revenue Non-GAAP Operating Loss¹ Gross Cash Use (operating cash flow less capex)² Q2 2023 $0.7m ($31.1)m ($28.5)m ¹Non-GAAP operating loss of $31.1m in Q2 2023 excludes stock-based compensation of $7.0m 2Capital expenditures were $1.1m in Q2 2023 11

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