OpenText Investor Presentation Deck

OpenText Snapshot $84B Total Addressable Market growing 8% Leader in Large Growing Addressable Market with Marquee Customer Base 89 75K of the Top 100 companies Enterprise Customers 12% Revenue CAGR (FY'13-FY'21) opentext TM Dividend Grow th Track Record of Growth, Profitability and Capital Efficiency 81% 38.8% A-EBITDA (1) margin % (FY'21) -33% TTM FCF 24 of the 30 largest supply chains Annual Recurring Revenue (FY'21) Target Capital Allocation Strategy (3) Anti-dilutive Share Buyback 470K SMB Customers 10.8% FCF/Avg Invested Capital (FY'21)(1).(2) 1. 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. 2. Includes IRS settlement payment of $299.6M. FCF/Average Invested Capital is calculated as FCF expressed as percent of average invested capital for the two most recent comparative fiscal year ends. Invested Capital is defined by and sourced by Bloomberg. Please refer to Bloomberg definition code RX215 3. Strategy subject to change based on acquisition opportunities or other corporate purposes. Corporate purposes may include acquisitions, debt repayment, share repurchases, or other initiatives. ~67% TTM FCF Available for Corporate Purposes Including M&A OpenText ©2022 All rights reserved 14

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