OpenText Investor Presentation Deck

Reconciliation of Adjusted EBITDA | F11-F20 (in '000s USD) GAAP-based net income attributable to Open Text Add: Provision for (recovery of) income taxes Interest and other related expense, net Amortization of acquired technology-based intangible assets Amortization of acquired customer-based intangible assets Depreciation Share-based compensation Special charges (recoveries) Other (income) expense, net Adjusted EBITDA Total revenue Adjusted EBITDA Margin (% of total revenue) opentext™ FY11 12,931 8,452 68,048 38,966 22,116 11,308 15,576 6,019 FY12 $ 123,203 $ 125,174 $ 148,520 $ 218,125 $ 234,327 $ 284,477 $1,025,659 $ 242,224 $285,501 $ 234,225 12,171 29.7 % 15,564 84,572 53,326 21,587 18,097 24,523 (3,549) FY13 29,690 29.1 % 16,982 93,610 68,745 24,496 15,575 24,034 FY14 2,473 58,461 31.1 % 27,934 69,917 81,023 35,237 19,906 31,314 FY15 31,638 33.1 % 54,620 81,002 108,239 50,906 22,047 12,823 FY16 28,047 6,282 33.7% 76,363 74,238 113,201 54,929 25,978 34,846 FY17 1,423 36.8 % (776,364) 143,826 120,892 130,556 150,842 64,318 30,507 FY18 63,618 138,540 34.7 % 185,868 184,118 86,943 27,594 29,211 FY19 154,937 36.2% 136,592 183,385 (3,941) (15,743) (17,973) (10,156) $ 306,619 $ 351,465 $ 424,125 $ 537,976 $ 623,649 $ 671,737 $ 794,285 $1,020,351 $ 1,100,291 $ 1,148,080 189,827 97,716 26,770 35,719 FY20 110,837 $ 1,033,303 $ 1,207,473 $ 1,363,336 $1,624,699 $ 1,851,917 $1,824,228 $2,291,057 $ 2,815,241 $2,868,755 $3,109,736 38.4% 146,378 205,717 219,559 89,458 29,532 100,428 11,946 36.9 % Open Text Confidential. ©2020 All Rights Reserved. 43

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