OpenText Investor Presentation Deck

Safe Harbor and IP Statement This presentation contains forward-looking statements or information (forward-looking statements) within the meaning of the Private Securities Litigation Reform Act of 1995, Section 21E of the U.S. Securities Exchange Act of 1934, as amended (the Exchange Act), Section 27A of the U.S. Securities Act of 1933, as amended, and other applicable securities laws of the United States and Canada, and is subject to the safe harbors created by those provisions. All statements other than statements of historical facts are statements that could be deemed forward-looking statements. Certain statements in this presentation, including statements about F'23, F'24, F'26 and other future time frames regarding revenue and organic growth, cloud bookings growth, A-EBITDA, margins, free cash flows, market share gains, growth initiatives, deployment of capital, total addressable market, renewal rates, annual recurring revenue, net leverage ratio and deleveraging program, debt profile, target models, intention to continue dividend program, integration and associated benefits of the Micro Focus acquisition, future tax rates, new platform, product offerings and associated benefits to customers, ESG initiatives, scaling OpenText, and other matters, which may contain words such as "anticipates," "expects," "intends," "plans," "believes," "seeks," "estimates," "may," "could," "would," "might," "will" and variations of these words or similar expressions are intended to identify forward-looking statements. In addition, any statements or information that refer to expectations, beliefs, plans, projections, objectives, performance or other characterizations of future events or circumstances, including any underlying assumptions, are forward-looking statements, and are based on our current expectations, forecasts and projections about the operating environment, economies and markets in which we operate. Forward-looking statements reflect our current estimates, beliefs and assumptions, which are based on management's perception of historic trends, current conditions and expected future developments, as well as other factors it believes are appropriate in the circumstances. Our estimates, beliefs and assumptions are inherently subject to significant business, economic, competitive and other uncertainties and contingencies regarding future events and, as such, are subject to change. We can give no assurance that such estimates, beliefs and assumptions will prove to be correct. These forward-looking statements involve known and unknown risks and uncertainties, such as those relating to: all statements regarding the expected future financial position, results of operations, cash flows, dividends, financing plans, business strategy, budgets, capital expenditures, competitive positions, growth opportunities, plans and objectives of management, including any anticipated synergy benefits; our ability to integrate successfully Micro Focus' operations and programs, including incurring unanticipated costs, delays or difficulties; to the duration and severity of the COVID-19 pandemic, including any new strains or resurgences; and our ability to develop, protect and maintain our intellectual property and proprietary technology and to operate without infringing on the proprietary rights of others. We rely on a combination of copyright, patent, trademark and trade secret laws, non-disclosure agreements and other contractual provisions to establish and maintain our proprietary rights, which are important to our success. From time to time, we may also enforce our intellectual property rights through litigation in line with our strategic and business objectives. The actual results that we achieve may differ materially from any forward-looking statements, which reflect management's current expectations and projections about future results only as of the date hereof. We undertake no obligation to revise or publicly release the results of any revisions to these forward-looking statements. For additional information with respect to risks and other factors which could materially affect our business, financial condition, operating results and prospects, including these forward-looking statements, see our Annual Report on Form 10-K, Quarterly Reports on Form 10-Q and other securities filings we make with the Securities and Exchange Commission (SEC) and other securities regulators. For these reasons, we caution you not to place undue reliance upon any forward-looking statements. Further, investors should note that we may announce information using our website, press releases, securities law filings, public conference calls, webcasts and the social media channels identified on the Investors section of our website (https://investors.opentext.com). Such social media channels may include the Company's or our CEO's blog, Twitter account or LinkedIn account. The information posted through such channels may be material. Accordingly, investors should monitor such channels in addition to our other forms of communication. opentext™ OpenText ©2023 All rights reserved 2

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