Arista Says Its AI Business Will Double to $7 Billion
Arista Networks (ANET) shares rose 8.94% after hours as CEO Jayshree Ullal forecasted AI business revenue to double to $7B by 2027, with 2027 revenue guidance of $18.5B. Q3 revenue beat estimates at $3.66B, up 58%. The company raised 2026 guidance to $13.3B, up 48%.
How this was made

The 30-second read
Why it matters
The guidance lifts expectations for AI-driven networking spend, likely supporting the stock and related sector peers.
Market read
New earnings and guidance create a fresh catalyst for ANET and the broader AI networking market.
What to watch
Deferred revenue dip and inventory build‑up may signal supply‑chain constraints if demand falters.
Background
Arista Networks reported Q3 earnings beating estimates and issued a bullish 2027 AI revenue forecast, prompting a notable after‑hours price rally.
Ticker impact
Arista Networks disclosed Q3 results and new 2027 AI revenue guidance of $7 B, a fresh management forecast not previously public.
upward pressure as investors price in higher AI revenue and strong margins
The AI segment is expected to double, margins remain near 49%, and the stock already jumped 8.9% after hours.
Market effects
Boosts outlook for networking and AI‑focused hardware sector, may lift peers like Cisco and Juniper.
Positive for US tech equities, especially AI‑related names.
Reinforces global AI spending trends, could influence overseas networking vendors.
Counterpoint
Slower overall growth outside AI and delayed scale‑up contributions could temper upside.
Key entities
- ExecutiveJayshree Ullal
CEO of Arista Networks who provided the AI revenue forecast.
- ExecutiveChantelle Breithaupt
CFO of Arista Networks who supplied the 2026 starting point for AI revenue.



