Ullal Jayshree plan to sell securities of Arista Networks, Inc. under Form 144

Ullal Jayshree filed Form 144 to notify SEC of plan to sell 1099495 units of Arista Networks, Inc. securities around 2026-08-05, with aggregate market value of $221,239,724.20. The total outstanding units is 1261224648.0. The amount planned to be sold represents 0.09% of total outstanding units; Recent transactions in past 3 months include: On 05/26/2026, sold 13809 units for $2141003.98; On 07/09/2026, sold 242422 units for $45616262.39; On 07/10/2026, sold 234578 units for $43907277.00;