Form 4: Arista Networks Director Executes Planned Stock Sale

Arista Networks Director Charles Giancarlo sold 7,776 shares of common stock via a pre-arranged Rule 10b5-1 trading plan.

Summary

• Director Charles Giancarlo sold a total of 7,776 shares of Arista Networks common stock on June 1, 2026.
• The sales were executed in multiple tranches at weighted average prices ranging from $162.28 to $171.72 per share.
• All transactions were conducted pursuant to a Rule 10b5-1 trading plan established on June 12, 2025.
• Following these transactions, the reporting person retains beneficial ownership of 200,333 shares held in a family trust.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as the sale was pre-planned and represents a small fraction of the director's total holdings.

Positives

• The sale was conducted under a pre-established Rule 10b5-1 plan, indicating the transaction was scheduled well in advance and not based on non-public information.

Negatives

• The transaction represents a reduction in the director's equity stake in the company.

Risks

• Continued selling by insiders may be perceived negatively by retail investors, potentially impacting short-term stock sentiment.

Future Outlook

No specific forward-looking guidance regarding company operations was provided in this filing.

Management Comments

• The reporting person undertakes to provide full information regarding the number of shares sold at each separate price within the reported ranges upon request.

Industry Context

StockSavvy.ai notes that routine insider selling via 10b5-1 plans is a standard corporate governance practice and typically does not signal a lack of confidence in the company's long-term prospects.

Comparison to Industry Standards

• The use of Rule 10b5-1 plans is the industry standard for executives and directors to liquidate equity positions while maintaining compliance with SEC insider trading regulations.

Stakeholder Impact

• Minimal impact expected as the sale was executed through a pre-planned, automated trading program.

Next Steps

• No future actions or milestones were disclosed in this filing.

Key Dates

Keywords

Arista Networks, ANET, Insider Trading, Form 4, Rule 10b5-1, Charles Giancarlo