SEC Filing Summary

On May 20, 2026, Kenneth Duda, President and CTO of Arista Networks, Inc., reported several transactions involving Common Stock and Restricted Stock Units. Duda acquired a total of 26,169 shares of Common Stock through various trust arrangements, with a reported acquisition of 15,545 shares disposed of to cover tax withholding obligations at a price of $141.58 per share. Additionally, Duda disposed of 1350, 4148, 1836, 19816, and 3884 units of Restricted Stock Units, each representing a contingent right to one share of Common Stock upon vesting. These transactions were executed under different vesting schedules and trust designations, including family trusts, a foundation, and annuity trusts, reflecting indirect ownership through these entities. The report details post-transaction share ownership following these events.