Fastly Investor Day Presentation Deck

Consistent Revenue Expansion Net Revenue Retention Enterprise Customer Count QoQ TTM Revenue A LTM NRR 118% 467 $63 Q4:21 ■ 115% 488 $59 Q1:22 117% 499 $66 Q2:22 118% 511 $72 Q3:22 29% YoY 119% 533 $78 Q4:22 116% 540 Enterprise Drives Revenue Growth Consistent LTM NRR in the high-teens percent Healthy LTM revenue expansion QoQ Goal: Average LTM NRR of 120% $76 Q1:23 Remaining Performance Obligation $98 Revenue RPO RPO Growth YoY $152 Q4:21 $102 $158 - QoQ TTM Revenue Delta calculates current year trailing 12-month revenue compared to prior year trailing 12-month revenue. - See definitions provided in the Appendix. Ⓒ2023 Fastly, Inc. | Confidential 12% Q1:22 29% $173 $103 Q2:22 $173 17% $109 Q3:22 $198 30% $119 Q4:22 54% $118 $242 Q1:23 RPO is Gaining Momentum Gaining share in vendor consolidation Offers visibility to revenue through 2023 ▪ Will increase with simplified pricing/packaging fastly Investor Day | 2023

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