OpenText Investor Presentation Deck

Q4 F'23 Quarterly Factors Recession risk • Inflation ● Strength of US dollar Geopolitical opentext TM Externalities 1. 2. 3. Company Specific Expect Q4 Y/Y Revenue in constant currency: • Total revenues of $1.46B to $1.51B Open Text constant or better(1) ● • ARR (2)(3) of $1.12B to $1.16B ● Open Text constant or better(1) FX revenue headwind of $10M to $20M Y/Y Expect Q4 Y/Y A-EBITDA (3) in constant currency: Margin % down 350 to 450 bps FX A-EBITDA headwind of less than $10M Y/Y Our business is annual, and quarters will vary "OpenText constant or better" excludes contribution from Micro Focus Annual Recurring Revenue (ARR) is defined as the sum of cloud services and subscriptions revenue and customer support revenue. Please refer to "Use of Non-GAAP Financial Measures" at the end of this presentation and "Reconciliation of selected GAAP-based measures to Non-GAAP-based measures" included within our current and historical filings. on Forms 10-Q, 10-K and 8-K OpenText ©2023 All rights reserved 17

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