GlobalFoundries Results Presentation Deck

Key Q2'23 Results (Unaudited) -7% 1,993 Q2'22 Revenue Millions USD 1,845 Q2'23 Adjusted EBITDA & Margin Millions USD -15% 784 39.3% Q2'22 668 36.2% Q2'23 Wafer Shipments 300mm equivalents (k) -9% 630 Q2'22 573 Q2'23 Note: We define adjusted EBITDA as net income (loss), excluding the impact of finance expense, finance income, income tax expense, depreciation, amortization, share-based compensation expense, divestiture gains and associated expenses, restructuring charges, labor optimization initiatives, and litigation settlements; See "Unaudited reconciliation of Net Income to Adjusted EBITDA" found in the Appendix. Effective Q3'22, the Company has revised its definition of Adjusted EBITDA to include an adjustment for finance income. GlobalFoundries © 2023 All Rights Reserved 4

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