Arista Stock Gained 15% in a Week as AI Stocks Bounced Back: Take Profits, or Buy More?

Detailed summary

Key TakeawaysArista Networks (ANET) gained 15. 5% over five trading sessions through November 13, closing at $197.

Arista Networks (ANET) gained 15.5% in the five trading sessions through November 13, closing at $197.29 as AI infrastructure stocks rebounded.

The rebound followed a volatile stretch for networking companies. Arista fell 10.8% on November 5 before recovering as investors reassessed AI infrastructure demand. Shares still declined 4.5% on November 13, highlighting the volatility behind the weekly gain.

Coherent (COHR) reported quarterly revenue of $2.37 billion, up 50% year over year, and projected fiscal 2027 pro forma revenue growth above 60% amid strong optical networking demand.

Meanwhile, CoreWeave (CRWV) reported third-quarter revenue of $3.66 billion and raised the lower end of its 2026 capital expenditure outlook, bringing the range to $37 billion to $39 billion.

These developments suggest continued AI data-center investment, although they do not guarantee additional orders for Arista.

Arista's third-quarter revenue climbed 58.5% to $3.66 billion, exceeding management's approximately $3.3 billion guidance.

Arista's GAAP gross margin improved to 63.6% from the previous quarter, providing another positive sign for profitability.

Chairperson and CEO Jayshree Ullal described the quarter as delivering "record profitability, surpassing even my high expectations."

Management also outlined approximately $18.5 billion in revenue for 2027, representing projected growth of 38% to 40% and exceeding the earlier $16.44 billion analyst consensus.

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