Q1 FY'22 Financial Overview

Reconciliation of Selected Non-GAAP Measures | FY'20 (In '000's USD, except per share data) COST OF REVENUES Cloud services and subscriptions Customer support Professional service and other Amortization of acquired technology-based intangible assets GAAP-based gross profit and gross margin (%) / Non-GAAP-based gross profit and gross margin (%) Operating expenses Research and development SA Year Ended June 30, 2020 GAAP % of GAAP Adjustments FN Non-GAAP Total Revenue Non-GAAP % of Total Revenue 449,940 $ (1,642) (1) 448,298 123,894 (1,207) (1) 122,687 212,903 205,717 (1,294) (1) (205,717) (2) 211,609 2,105,961 67.7% 209,860 (3) 2,315,821 74.5% 370,411 (5,309) (1) 365,102 Sales and marketing 585,044 (9,335) (1) 575,709 General and administrative 237,532 (10,745) (1) 226,787 Amortization of acquired customer-based intangible assets 219,559 (219,559) (2) Special charges (recoveries) 100,428 (100,428) (4) GAAP-based income from operations / Non-GAAP-based income from 503,529 555,236 (5) 1,058,765 operations Other income (expense), net (11,946) 11,946 (6) Provision for (recovery of) income taxes 110,837 16,897 (7) 127,734 GAAP-based net income / Non-GAAP-based net income, attributable to OpenText 234,225 550,285 (8) 784,510 GAAP-based earnings per share / Non-GAAP-based earnings per share- diluted, attributable to OpenText SA 0.86 SA 2.03 (8) $ 2.89 opentext™ OpenText ©2021 All rights reserved 54

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