Form 4: Arista Networks Director Executes Stock Sale Plan
Insider Transaction Report
Director Yvonne Wassenaar sold 971 shares of Arista Networks common stock following the vesting of restricted stock units.
Summary
- Director Yvonne Wassenaar acquired 971 shares of Arista Networks common stock through the vesting of restricted stock units (RSUs) on May 20, 2026.
- Following the acquisition, the director sold the 971 shares in multiple transactions at weighted average prices ranging from $139.89 to $142.62.
- The transactions were executed pursuant to a Rule 10b5-1 trading plan adopted on November 21, 2025.
- The director's beneficial ownership in Arista Networks stands at 9,784 shares following these transactions.
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as a neutral event, as the transactions were pre-planned and represent standard equity compensation management by a director.
Positives
- The transactions were conducted under a pre-established Rule 10b5-1 trading plan, indicating a systematic approach to equity management rather than reactive selling.
Negatives
- The director reduced their total beneficial ownership stake in the company from 10,755 shares to 9,784 shares.
Risks
- None identified; this is a routine disclosure of director equity transactions.
Future Outlook
No forward-looking guidance provided in this filing.
Industry Context
StockSavvy.ai notes that routine insider selling under 10b5-1 plans is standard corporate governance practice and generally does not signal a change in company fundamentals or management sentiment.
Comparison to Industry Standards
- The use of Rule 10b5-1 plans is the industry standard for corporate insiders to sell shares while avoiding potential accusations of trading on material non-public information.
Stakeholder Impact
- Minimal impact on shareholders as the transactions were executed via a pre-planned 10b5-1 program.
Next Steps
- No future actions or milestones were disclosed in this filing.
Key Dates
| Date | Description |
|---|---|
| 2025-11-21 | Date the Rule 10b5-1 trading plan was adopted by the reporting person. |
| 2026-05-20 | Date of the RSU vesting and subsequent sale transactions. |
| 2026-05-22 | Date the Form 4 was signed and filed. |
Keywords
Arista Networks, ANET, Insider Trading, Form 4, Director Equity, Rule 10b5-1
Disclaimer:The information provided here is for general informational purposes only and does not constitute financial advice, recommendation, or endorsement of any kind. It may contain errors or omissions. You should not rely on this information to make financial decisions. Always seek the advice of a qualified financial professional before making any investment or financial decisions. Use of this information is at your own risk.