Form 4: Arista Networks CEO Sells Over 60,000 Shares Under Pre-Arranged Trading Plans

Arista Networks CEO and Chairperson Jayshree Ullal reported the sale of 60,698 shares of common stock for approximately $7 million through pre-arranged Rule 10b5-1 trading plans.

Summary

• Jayshree Ullal, CEO and Chairperson of Arista Networks, Inc. (ANET), reported the sale of 60,698 shares of common stock.
• The sales occurred on July 25, 2025, at a weighted average price of $115.0209 per share, totaling approximately $7,000,000.
• The shares were sold in multiple transactions at prices ranging from $115.00 to $115.09.
• The sales were executed pursuant to Rule 10b5-1 trading plans.
• Two separate 10b5-1 plans were involved: one entered on December 13, 2023, for the benefit of the reporting person's relatives, and another adopted on December 13, 2024, by the reporting person.
• Following these transactions, Ullal's direct beneficial ownership is 9,917 shares, and indirect beneficial ownership through various trusts (for children, family, nephew, niece) totals 30,175,126 shares, though beneficial ownership is disclaimed for some of these.

Sentiment

Score: 6

Explanation: The sale of shares by a key executive is generally viewed neutrally to slightly negative. However, the fact that it was executed under a pre-arranged Rule 10b5-1 plan mitigates concerns about it being a reaction to negative company-specific news, making it more of an expected liquidity event.

Positives

• The sales were conducted under pre-arranged Rule 10b5-1 trading plans, indicating a structured approach to liquidity rather than a reaction to immediate market conditions or negative company news.

Negatives

• A significant sale of shares by a key executive like the CEO could be perceived as a slight negative signal regarding future growth prospects or valuation, even if pre-planned.

Future Outlook

No forward-looking statements or guidance are provided in this Form 4 filing.

Industry Context

This filing is specific to insider transactions at Arista Networks and does not provide broader industry context or trends.

Related Party Transactions

• Sales were made for the benefit of the reporting person's relatives through a Rule 10b5-1 trading plan.
• Shares are held in trusts for the benefit of the reporting person's children, for which the reporting person serves as trustee.
• Shares are held by a family trust for which the reporting person is co-trustee.
• Shares are held in trusts for the benefit of other relatives, for which the reporting person serves as co-trustee.

Stakeholder Impact

• Shareholders: The sale by a CEO could lead to minor concerns about insider sentiment, but the execution under a 10b5-1 plan mitigates this. The volume represents a small percentage of the company's total shares outstanding.

Key Dates

Recommendation

The filing reports a routine insider stock sale by the CEO under a pre-arranged 10b5-1 plan. Such sales are common for executive liquidity and diversification and do not typically signal a change in the company's fundamental outlook or warrant a change in investment thesis based solely on this report. Therefore, a 'hold' recommendation is appropriate as this event does not provide new information to alter an existing investment stance.

Keywords

Arista Networks, ANET, Jayshree Ullal, Insider Trading, SEC Form 4, Stock Sale, Rule 10b5-1, Executive Compensation, Corporate Governance