Arista Networks 10% Owner Andreas Bechtolsheim Sells $60.8M in Common Stock

Arista Networks, Inc. ($ANET) Form 4 Transaction Analysis

Summary

On August 27, 2026, 10% beneficial owner Andreas Bechtolsheim executed a series of open-market sales totaling 300,000 shares of Arista Networks Common Stock, realizing approximately $60.78 million in gross proceeds. Following these dispositions, Bechtolsheim retains beneficial indirect ownership of 180,843,048 shares through a family trust.

Key Details

• Insider: Andreas Bechtolsheim (10% Owner)
• Transaction Date: August 27, 2026
• Filing Date: August 31, 2026
• Total Shares Sold: 300,000 shares across 7 distinct price brackets ($199.25 to $205.53)
• Weighted Average Sale Price: ~$202.60 per share
• Total Transaction Value: $60,780,043.36
• Pre-Transaction Holdings: 181,143,048 shares
• Post-Transaction Holdings: 180,843,048 shares (Indirect)
• Nature of Ownership: Held indirectly by a family trust where the reporting person acts as trustee

Plan Details & Context

• Rule 10b5-1 Trading Plan: All sales were executed pursuant to a pre-established Rule 10b5-1 trading plan adopted on February 20, 2026.
• Significance: Despite the substantial dollar magnitude (~$60.8M), the 300,000 shares disposed represent approximately 0.17% of Bechtolsheim's total holding, leaving his long-term position virtually unchanged.