GlobalFoundries Results Presentation Deck

Adjusted Gross Margin Trend (Unaudited) 29.9% Q3'22 30.1% Q4'22 28.5% Q1'23 29.6% Q2'23 29.2% Q3'23 -70 bps Note: Adjusted gross profit is a Non-IFRS measure which we define as gross profit for a particular period, adjusted for share-based compensation expense; adjusted gross margin is adjusted gross profit divided by revenue. See the Appendix for the unaudited reconciliation of IFRS to Non-IFRS metrics. GlobalFoundries © 2023 All Rights Reserved 7

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