KLA Investor Day Presentation Deck

R&D and Applications ~70% of Operating Expenses (SM) $1,600 $1,400 $1,200 $1,000 $800 $600 $400 $200 $0 2010 2011 2012 SG&A ¹ 96 KLA Non-Confidential | Unrestricted ¹ Excluding Applications. 2013 Applications 2014 R&D 2015 2016 2017 R&D + Applications (% of Total) Investments Drive Market Leadership 2018 2019E 80% 70% 60% 50% 40% 30% 20% 10% 0% KLA+

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