KLA Investor Day Presentation Deck

70% 65% 60% 55% 50% 45% 40% 35% 30% 25% Margins Among the Best in the Semiconductor Industry GROSS MARGIN¹ 2010 2011 2012 2013 KLAC 95 KLA Non-Confidential | Unrestricted 2014 2015 2016 2017 2018 2019E 2 Semi Cap 3 -Leading Semi 4 40% 35% 30% 25% 20% 15% 10% 5% 0% OPERATING MARGIN¹ 2010 2011 2012 KLAC 2013 2014 2015 2016 2017 Semi Cap ³ 3 -Leading Semi 4 Source: Bloomberg / FactSet; ¹ Non-GAAP measure, please see Appendix for reconciliation. 2 Based on consensus estimates as of 9/12/19; 3 Includes AMAT, ASML, LRCX; 4 Includes ADI, TXN, XLNX, MXIM, MCHP. 2018 2019E 2 KLA+

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