Driving Shareholder Returns

Reconciliation of Selected Non-GAAP Measures | Q1 F21 Three Months Ended September 30, 2020 (in '000s 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 (%) GAAP GAAP % of Total Revenue Adjustments FN Non-GAAP Non-GAAP % of Total Revenue $ 112,624 $ (836) (1) $ 111,788 29,194 (442) (1) 28,752 46,581 (517) (1) 46,064 58,037 (58,037) (2) 555,088 69.0% 59,832 (3) 614,920 76.5% Operating expenses Research and development Sales and marketing General and administrative 93,903 (2,342) 132,400 (4,057) 56,189 (3,542) Amortization of acquired customer-based intangible assets 54,993 (54,993) Special charges (recoveries) 13,244 (13,244) (4) = = = @ $ 91,561 128,343 52,647 GAAP-based income from operations / Non-GAAP-based income from operations 182,356 138,010 (5) 320,366 Other income (expense), net 2,883 (2,883) (6) Provision for (recovery of) income taxes 42,744 (3,365) (7) 39,379 GAAP-based net income / Non-GAAP-based net income, attributable to OpenText 103,376 138,492 (8) 241,868 GAAP-based earnings per share / Non-GAAP-based earnings per share- diluted, attributable to OpenText SA 0.38 SA 0.51 (8) $ 0.89 opentext™ OpenText Confidential. ©2020 All Rights Reserved. 38

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