FY24 FULL YEAR OUTLOOK

INCOME FROM OPERATIONS RECONCILIATION COHERENT $ Millions (Unaudited) Op. income (loss) on GAAP basis Share-based compensation Fair value adjustment on acquired inventory Amortization of acquired intangibles Start-up costs Restructuring charges Transaction fees and financing Integration, site consolidation and other Op. income on non-GAAP basis Non-GAAP Op. Margin Percentage Dec 31, 2023 Sep 30, 2023 Jun 30, 2023 Mar 31, 2023 Dec 31, 2022 32 (21) (155) 67 8 NN 27 72 1 2₪ (2) w I wo≈ | G 45 26 35 35 112 73 134 93 105 119 42 33 61 22 17 172 132 185 217 278 15.2 % 12.6 % 15.4 % 17.5 % 20.3% Copyright 2024, Coherent. All rights reserved. 31

View entire presentation