Arista Networks Wins Broad Analyst Support as It Debuts High-Throughput XPO Optics for AI Datacenters

Overview

• Arista announced an agreement for its XPO optics module delivering 12.8 Tbps per module and 204.8 Tbps per rack, with live demonstrations set for OFC 2026 in Los Angeles.
• As of March 11, 93% of covering analysts rate the stock positively with a $177.50 consensus price target, implying roughly 27.6% upside.
• TD Cowen initiated coverage on March 12 with a Buy rating and a $170 target, while Needham lifted its target to $185 after Q4 results and Morgan Stanley raised its target to $165 on February 13.
• Following a Q4 beat, Arista increased its 2026 revenue outlook to $11.25 billion and doubled its AI networking target to $3.25 billion, supported by 28.6% trailing revenue growth and a 42.8% net margin.
• Analysts highlight risks around multi-tenant AI inference complexity and memory-linked supply headwinds, as options activity included a sale of 8,000 April $105 puts that some view as a bullish signal.