Arista Networks 10% Owner Andreas Bechtolsheim Sells $45.9M in Common Stock

Executive Summary

On October 30, 2026, Andreas Bechtolsheim, a 10% owner and co-founder of Arista Networks, Inc. ($ANET), executed the sale of 267,892 shares of Common Stock across eight transactions at weighted average prices ranging from $167.51 to $174.14. The total disposition amounted to approximately $45.86 million.

Transaction Breakdown

• Security: Common Stock
• Total Shares Sold: 267,892
• Weighted Average Sale Price: ~$171.19
• Gross Proceeds: $45,859,344.60
• Execution Context: The sales were executed pursuant to a pre-arranged Rule 10b5-1 trading plan established on February 20, 2026.

Ownership and Context

• Post-Transaction Holdings: Bechtolsheim continues to indirectly hold 180,275,156 shares of ANET Common Stock through a family trust.
• Portfolio Impact: The disposition represents approximately 0.15% of his overall reported holding, maintaining an overwhelming majority stake in the company.
• Significance Assessment: High nominal transaction value (~$45.9 million), though routine and planned under Rule 10b5-1 guidelines.