Arista Networks Officer & Director Jayshree Ullal Files Form 144 for 27,990 Shares
Arista Networks, Inc.
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Filing Summary
Form 144 Filing Alert: Arista Networks, Inc. ($ANET) • Insider: Jayshree Ullal (Officer, Director) • Shares Proposed to Sell: 27,990 Common Stock • Aggregate Market Value: $203,720.08 • Approx. Sale Date: October 8, 2026 • Trading Plan: Rule 10b5-1 adopted on November 14, 2025 • Significance: Low (pre-scheduled execution under 10b5-1 trading plan via family trusts)
Comprehensive Analysis
Overview & Executive Summary
On October 8, 2026, Jayshree Ullal, an Officer and Director of Arista Networks, Inc. ($ANET), filed a Form 144 indicating the proposed sale of 27,990 shares of common stock through Fidelity Brokerage Services LLC. The aggregate market value reported for the proposed sale is $203,720.08.
Transaction Details
- Security: Common Stock
- Proposed Sale Quantity: 27,990 shares
- Reported Aggregate Market Value: $203,720.08
- Approximate Sale Date: October 8, 2026
- Origin of Securities: Acquired via Stock Option Exercise from the issuer on September 22, 2008, paid via wire.
- Ownership Structure: Per the filing remarks, the sale is allocated across family trusts:
- 4,000 shares from The Tarini Ullal Trust
- 4,000 shares from The Adeeti Ullal Trust
- 19,990 shares from The 2000 Ullal Family Trust
10b5-1 Trading Plan
The notice confirms that these sales are being conducted pursuant to a Rule 10b5-1 trading plan established on November 14, 2025. Rule 10b5-1 plans allow company insiders to set up pre-determined trading schedules to eliminate potential conflicts of interest with material non-public information.
Prior 3-Month Activity
The filing also discloses significant sales executed by the reporting person over the prior three months:
- 07/09/2026: 242,422 shares ($45,616,262.39)
- 07/10/2026: 234,578 shares ($43,907,277.00)
- 08/05/2026: 1,099,495 shares ($221,239,724.20)
- 08/12/2026: 573,509 shares ($119,364,084.06)
- 08/25/2026: 13,809 shares ($2,648,491.63)
- 09/25/2026: 62,622 shares ($13,238,021.53)
- 10/06/2026: 460,374 shares ($97,642,609.19)
- 10/07/2026: 96,992 shares ($21,060,920.47)
Market Impact & Significance
This transaction carries Low standalone significance relative to Arista Networks' total shares outstanding of 1,261,224,648. Because the proposed disposition is small and executed under a pre-scheduled Rule 10b5-1 plan adopted nearly a year prior, it represents routine wealth management and estate planning rather than a discretionary market-timing decision.
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Important Disclaimer
This content is drawn from public SEC filings and may contain errors. It is for informational purposes only and is not investment, legal, or tax advice.
Nothing here is a recommendation to buy, sell, or hold any security. Do your own due diligence.