Investor Presentaiton

Moving Up Market into Enterprise / G2000 425 147 278 W Deal Count Over $500K 582 639 602 213 228 434 $300 145 426 374 289 2018 2019 2020 ■Deals Over $500K Q3'20 YTD Deals Over $1M Q3'21 YTD II m (1) Excludes Telco. Billings data is derived from invoiced amounts. $ In Millions Billings for Deals Over $1M (1) $392 $445 $305 $460 2018 2019 2020 Q3'20 YTD Q3'21 YTD O Fortinet, Inc. All Rights Reserved. 22 22

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