Arista Networks, Inc. (ANET) CEO and Chairperson Jayshree Ullal reported sales of 62,622 common shares held through three trusts on September 25, 2026, at a weighted average price of $211.3957 per share. The two trusts for her children each sold 8,948 shares; a family trust sold 44,726 shares. Following the transactions, each child trust held 4,876,972 shares and the family trust held 15,943,854 shares. The sales were made pursuant to a Rule 10b5-1 trading plan adopted by Ullal on November 14, 2025; the child-trust plan was for the benefit of her relatives. Ullal serves as trustee for the child trusts and shares voting and investment control over those shares while disclaiming beneficial ownership; she is co-trustee of the family trust.
Jayshree Ullal, identified as an officer and director of Arista Networks, Inc. (ANET), reported a proposed sale of 62,622 common shares, with an aggregate market value of $13,238,021.53 and an approximate sale date of September 25, 2026. Fidelity Brokerage Services LLC is listed as the broker and NYSE as the exchange. The shares are identified as acquired from the issuer through a stock option exercise on September 22, 2008. Prior sales include 1,099,495 shares on August 5, 2026, for $221,239,724.20.
Arista Networks, Inc. President and CTO Kenneth Duda exercised options for 17,333 shares on September 21, 2026, at $14.1463 per share; the option position then represented 138,668 shares. That day, 43,333 common shares were sold from his direct holdings and through a child’s trust and a 501(c) Foundation, at reported weighted-average prices of $201.7000, $202.6575, $203.4866, $204.7833 and $205.4950. The exercise and sales were under Rule 10b5-1 plans entered into March 11, 2026.
Arista Networks, Inc. (ANET) reported that ten percent owner Andreas Bechtolsheim filed to disclose multiple indirect sales of common stock on September 17, 2026. A family trust for which he is trustee sold an aggregate 300,000 shares in 12 open-market transactions at weighted average prices ranging from the low $190s to low $200s per share. The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into on February 20, 2026, and the shares are held by a family trust.
Arista Networks, Inc. (ANET) is the issuer for a planned resale of its common stock by 10% stockholder Andreas Bechtolsheim under Rule 144. A notice has been filed for the potential sale of 300,000 shares of common stock, to be effected through Goldman Sachs & Co. LLC.
The shares are to be sold from holdings of the Bechtolsheim Family Trust and were originally acquired in a cash, private transaction dated January 21, 2011. The sales are described as being made pursuant to a selling plan dated February 20, 2026 that is intended to comply with Rule 10b5-1(c). The filing also lists numerous prior open-market sales of Arista common stock by the Bechtolsheim Family Trust and by Andreas Bechtolsheim during June, July and August 2026.
Arista Networks, Inc. (ANET) insider Kenneth Duda, President and CTO, reported non-market restructurings of indirect holdings in Common Stock on September 10, 2026. Two grantor retained annuity trusts each transferred 28,616 shares to a family living trust, and an aggregate 57,232 shares moved into a family trust for which he is co-trustee; all are coded as other acquisitions or dispositions at a stated price of $0.00 per share. The filing also reports post-transaction indirect positions, including 1,186,918 shares held in multiple children’s trusts (with beneficial ownership disclaimed) and 452,400 shares held by a 501(c) foundation, as well as 12,976 shares held directly. No Rule 10b5‑1 trading plan is reported.
Arista Networks, Inc. director Mark B. Templeton reported open‑market sales of 5,000 shares of common stock on September 8, 2026, in several tranches at weighted average prices around the high‑$190s per share. The sales were made under a Rule 10b5‑1 trading plan adopted on June 9, 2026. In addition, 75,200 shares of Arista stock are reported as held indirectly in a trust for which his spouse serves as trustee.
Arista Networks, Inc. (ANET) reports that President and CTO Kenneth Duda restructured indirect holdings of Common Stock on September 8, 2026. An aggregate of 200,000 shares was transferred from a family trust into two Grantor Retained Annuity Trusts (one for him and one for his spouse), and the family trust’s position was reduced by the same amount. These are non-market, no‑price transactions among related trusts, and no Rule 10b5‑1 trading plan is reported. Following these changes, Duda continues to hold shares directly and indirectly through multiple trusts and a charitable foundation, and he disclaims beneficial ownership of shares held in trusts for his children.
Arista Networks, Inc. is the issuer of common stock that director Mark Templeton has notified for potential sale under Rule 144. The notice covers 20,000 shares of common stock to be sold through Morgan Stanley Smith Barney LLC on the NYSE, with an aggregate market value of $3,875,600 based on the figures in the notice.
The shares relate to restricted stock units granted on May 20, 2020 and acquired upon vesting during the period from May 20, 2020 through May 20, 2026. The notice states that Arista Networks had 1,261,224,648 shares outstanding of the class as referenced in the filing, and lists an approximate sale date of September 8, 2026.
Arista Networks, Inc. (ANET) reported that Senior Vice President and CFO Chantelle Yvette Breithaupt sold 612 shares of common stock on September 1, 2026 at $195.77 per share. After this sale, she held 69,921 shares directly. The transaction was effected under a Rule 10b5-1 trading plan entered into on December 11, 2025 and modified on June 2, 2026.