Cisco confirms it has acquired Epsagon, an Israel-based cloud application monitoring startup; sources say Cisco will be paying $500M
Globes Online :
Context & Ripple Effects
This is the third leg of Cisco's observability build-out: it bought AppDynamics for $3.7B in 2017 right as the company filed to go public, then added ThousandEyes' SaaS network monitoring for a reported ~$1B in 2020 via the ThousandEyes acquisition. Epsagon fills the remaining gap — tracing inside cloud-native applications themselves — at a reported $500M.
The deal also continues a distinct second thread: Cisco's habit of sourcing technology from Israel, where it previously paid $380M for the two-year-old semiconductor startup Leaba (the Leaba purchase), making Tel Aviv a recurring pipeline for its infrastructure M&A.
First-order effects
- Cisco folds Epsagon's cloud application monitoring into a portfolio that already spans AppDynamics' application performance tooling and ThousandEyes' network visibility, giving its sellers a single observability story from code to network.
- Epsagon's Israel-based team and product roadmap are absorbed into Cisco, ending the startup's run as an independent vendor competing in cloud-native monitoring.
Second-order effects
- Cisco can now bundle application, network, and distributed-tracing telemetry into its core networking contracts, pressuring standalone monitoring vendors whose products customers would otherwise buy separately.
- Israeli cloud-infrastructure startups gain a proven exit template: with Leaba and Epsagon both acquired, founders there have concrete evidence that US networking giants pay nine-figure sums for local teams.
Third-order effects
- If the pattern holds, the APM layer consolidates under infrastructure vendors rather than staying independent — AppDynamics was acquired on the eve of its IPO, and Epsagon follows the same path, suggesting fewer standalone public monitoring companies over time.
- Five years later Cisco extended the same playbook to a new target class, agreeing to buy Astrix Security to monitor AI agents — evidence that 'monitor what runs in the enterprise' is a durable M&A franchise at Cisco, with each wave of workloads spawning a new acquisition cycle.
The trend: Cisco is assembling end-to-end observability through serial acquisitions — application, network, cloud, and now AI-agent monitoring — with Israeli startups serving as a recurring source of targets.