Arista Networks CEO Jayshree Ullal Sells $34.4M in Stock Under 10b5-1 Plan

Insider Transaction Overview

On October 8 and October 9, 2026, Jayshree Ullal, CEO and Chairperson of Arista Networks, Inc. ($ANET), disposed of a total of 158,543 shares of Common Stock across various trusts for a cumulative value of approximately $34.42 million.

Transaction Details

• Dates of Execution: October 8, 2026 and October 9, 2026
• Aggregate Volume Sold: 158,543 shares
  • October 8, 2026: 27,990 shares sold at a weighted average price of $217.0483
  • October 9, 2026: 130,553 shares sold at a weighted average price of $217.0958
• Gross Proceeds: $34,417,686.32
• Entity Breakdown:
  • Trust for Child 1: 22,656 shares sold (4,774,691 shares remaining)
  • Trust for Child 2: 22,656 shares sold (4,774,691 shares remaining)
  • Family Trust: 113,231 shares sold (15,432,507 shares remaining)

Context and Trading Plan

• Rule 10b5-1 Plans: All sales were executed pursuant to pre-established Rule 10b5-1 trading plans adopted on November 14, 2025.
• Retained Ownership: Following the transactions, Ullal continues to beneficially hold over 25 million shares of Arista Networks across her family trust, child trusts, nephew/niece trusts, and direct holdings.
• Market Significance: While the transaction size is substantial at $34.4M, it represents less than 1% of Ullal's overall holdings and was conducted entirely under scheduled 10b5-1 trading plans, limiting discretionary signaling value.