F5 sits in front of the world's biggest applications — 48 of the Fortune 50 and 23,000+ customers run their traffic through its BIG-IP load balancers and NGINX web servers. It has spent a decade shifting from selling hardware boxes to selling the same delivery-and-security software as a subscription and a cloud (Distributed Cloud), and is now bolting AI security on top. FY2025 revenue was $3.1B, ~51% of it recurring services.
What F5, Inc. really sells
F5 sits in front of the world's biggest applications — 48 of the Fortune 50 and 23,000+ customers run their traffic through its BIG-IP load balancers and NGINX web servers. It has spent a decade shifting from selling hardware boxes to selling the same delivery-and-security software as a subscription and a cloud (Distributed Cloud), and is now bolting AI security on top. FY2025 revenue was $3.1B, ~51% of it recurring services.