Arista Networks, Inc. CEO and Chairperson Jayshree Ullal reported that trusts for her children and a family trust for which she is co-trustee sold 158,543 common shares on October 8 and 9, 2026. The reported weighted-average prices were $217.0483 on October 8 and $217.0958 on October 9. The sales were made under a Rule 10b5-1 trading plan adopted by Ullal on November 14, 2025, for the benefit of relatives. For the child-benefit trusts, Ullal shared voting and investment control and disclaimed beneficial ownership.
Three trusts associated with Arista Networks, Inc. (ANET) CEO and Chairperson Jayshree Ullal reported sales on October 7, 2026: 13,860 shares from each of two trusts benefiting her children and 69,272 shares from a family trust. Ullal serves as trustee for the child-benefit trusts and co-trustee of the family trust; she shares voting and investment control over the child-trust shares while disclaiming beneficial ownership of them.
The reported weighted average sale price was $217.1408 per share, with individual transaction prices ranging from $217.00 to $217.18. The sales were made pursuant to Rule 10b5-1 trading plans entered into or adopted on November 14, 2025. Reported post-sale holdings were 4,797,347 shares for each child-benefit trust and 15,545,738 shares for the family trust.
Arista Networks, Inc. (ANET) officer and director Jayshree Ullal reported a proposed sale of 130,553 common shares through Fidelity Brokerage Services LLC, with an aggregate market value of $28,342,507.98 and an approximate sale date of October 9, 2026. Remarks state that 18,656 shares were sold from The Tarini Ullal Trust, 18,656 from The Adeeti Ullal Trust, and 93,241 from The 2000 Ullal Family Trust.
Arista Networks, Inc. CEO and Chairperson Jayshree Ullal reported sales of 460,374 common shares held by trusts for relatives on October 6, 2026. The sales were made under a Rule 10b5-1 trading plan adopted November 14, 2025. Reported weighted-average prices were $211.3602, $212.2662 and $213.0637 per share, corresponding to transaction-price ranges of $211.00–$211.99, $212.03–$213.025 and $213.03–$213.22, inclusive.
Arista Networks, Inc. (ANET) Senior Vice President, CFO Chantelle Yvette Breithaupt sold 1,224 shares of common stock at $215 per share on October 6, 2026, pursuant to a Rule 10b5-1 trading plan. The plan was entered into December 11, 2025, and modified June 2, 2026.
Arista Networks, Inc. (ANET) notice identifies Jayshree Ullal, listed as an officer and director, as the seller of 27,990 common shares through Fidelity Brokerage Services LLC, with an aggregate market value of $203,720.08 and an approximate sale date of October 8, 2026. The shares are listed as acquired from the issuer through a stock option exercise on September 22, 2008. Remarks identify 4,000 shares from The Tarini Ullal Trust, 4,000 from The Adeeti Ullal Trust, and 19,990 from The 2000 Ullal Family Trust.
Arista Networks, Inc. (ANET) lists a proposed sale by Jayshree Ullal, an officer and director, of 96,992 shares of common stock, with an aggregate market value of $21,060,920.47 and an approximate sale date of October 7, 2026. Fidelity Brokerage Services LLC is named as broker. The remarks identify 13,860 shares from The Tarini Ullal Trust, 13,860 from The Adeeti Ullal Trust, and 69,272 from The 2000 Ullal Family Trust.
Arista Networks, Inc. (ANET) officer Chantelle Breithaupt gave notice of a proposed sale of 1,224 common shares, with an aggregate market value of $253,245.60 and an approximate sale date of October 6, 2026. Morgan Stanley Smith Barney LLC is named as broker, and NYSE is listed as the exchange. The notice lists the shares as acquired from the issuer through restricted stock units on August 20, 2026.
Arista Networks, Inc. (ANET) is identified as the issuer in a Form 144 notice for officer and director Jayshree Ullal’s proposed sale of 460,374 common shares through Fidelity Brokerage Services. The listed aggregate market value is $97,642,609.19; the approximate sale date is October 6, 2026, and the stated exchange is NYSE.
Arista Networks, Inc. director Mark B. Templeton sold 5,000 shares of common stock on October 1, 2026, in five reported transactions. The sales were made under a Rule 10b5-1 trading plan entered into on June 9, 2026; their weighted-average prices were $201.6243, $202.8980, $204.4450, $205.5758 and $206.0300 per share. The filing also lists 75,200 shares held in a trust for which his spouse serves as trustee.