Be a Climate Innovator

Reconciliation of Selected Non-GAAP Measures | Q3 FY'22 Three Months Ended March 31, 2022 Non-GAAP % GAAP % of (In '000's U.S. dollars, except per share data) GAAP Total Revenue Adjustments FN Non-GAAP of Total Revenue COST OF REVENUES Cloud services and subscriptions 136,020 (1,268) (1) 134,752 Customer support 31,763 (501) (1) 31,262 Professional service and other 56,693 (907) (1) 55,786 Amortization of acquired technology-based intangible assets 46,564 (46,564) (2) GAAP-based gross profit and gross margin (%) / Non-GAAP-based gross profit and gross margin (%) 608,047 68.9% 49,240 (3) 657,287 74.5% Operating expenses Research and development 117,730 (4,350) (1) 113,380 Sales and marketing 180,955 (5,761) (1) 175,194 General and administrative 88,137 (3,961) (1) 84,176 Amortization of acquired customer-based intangible assets 56,215 (56,215) (2) Special charges (recoveries) 11,031 (11,031) (4) GAAP-based income from operations / Non-GAAP-based income from operations 131,609 130,558 (5) 262,167 Other income (expense), net 24,392 (24,392) (6) Provision for income taxes 41,041 (9,971) (7) 31,070 GAAP-based net income / Non-GAAP-based net income, attributable to OpenText 74,681 116,137 (8) 190,818 GAAP-based earnings per share / Non-GAAP-based earnings per share-diluted, attributable to OpenText 0.28 0.42 (8) $ 0.70 opentext™ OpenText ©2023 All rights reserved 52

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