Andreas Bechtolsheim, a 10% owner of Arista Networks, Inc. (NYSE:ANET), filed a Form 4 on November 3, 2026, disclosing the sale of 267,892 shares of common stock on October 30, 2026, through a family trust under a Rule 10b5-1 trading plan.

Key Highlights

  • Total shares disposed: 267,892 shares of Arista Networks common stock were sold on October 30, 2026, across eight separate price-range tranches.
  • Price range: Sales were executed at weighted average prices ranging from $167.506 to $174.1378, with individual transaction prices spanning $166.88 to $174.395, according to the filing.
  • Remaining beneficial ownership: Following the transactions, Bechtolsheim beneficially owned 180,275,156 shares indirectly through a family trust, as reported in the filing.
  • 10b5-1 plan: The sales were effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026, the filing states.
  • Ownership structure: All shares are held indirectly by a family trust for which Bechtolsheim serves as trustee, according to the filing.
  • Relationship to issuer: Bechtolsheim is identified in the filing as a 10% owner of Arista Networks, Inc.

Bechtolsheim's October 30 Tranche Sales Under 10b5-1 Plan

According to the Form 4 filed with the SEC on November 3, 2026, Andreas Bechtolsheim disposed of a total of 267,892 shares of Arista Networks, Inc. common stock on October 30, 2026. The filing indicates all transactions carried transaction code "S" (sale) and were executed indirectly through a family trust for which Bechtolsheim is a trustee. The sales were made pursuant to a Rule 10b5-1 trading plan that the reporting person entered into on February 20, 2026.

The shares were sold across eight tranches, each at a weighted average price: 13,617 shares at $167.506, 27,061 shares at $168.4776, 11,845 shares at $169.3737, 53,787 shares at $170.3498, 38,272 shares at $171.3707, 91,746 shares at $172.4579, 29,129 shares at $173.2074, and 2,435 shares at $174.1378. The filing notes that each weighted average price reflects multiple transactions within a specified per-tranche price range, and that full per-share transaction detail is available upon request to Arista Networks, Inc., any security holder, or SEC staff.

After all reported transactions, the filing discloses that Bechtolsheim's indirect beneficial ownership stood at 180,275,156 shares held by the family trust. No derivative securities were reported in Table II of the filing.

What Was Disclosed

The filing disclosed eight same-day open-market sales of Arista Networks common stock by 10% owner Andreas Bechtolsheim on October 30, 2026, totaling 267,892 shares sold through a family trust at weighted average prices between $167.506 and $174.1378 under a pre-established 10b5-1 plan.