Form4insider filings, from the source

Company · CIK 0001596532 · SIC 3576 — Computer Communications Equipment · NYSE

Arista Networks, Inc. · ANET

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $69.6M · 4net −$69.6M
$10k$10k$1M$1M$100M$100MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 21, 2026 SForm 4 →Sep 23, 7:05 pm EDTKenneth DudaPresident and CTO, Director43,333$203.50$8,818,195442,400−8.92%10b5-1
Sep 21, 2026 MForm 4 →Sep 23, 7:05 pm EDTKenneth DudaPresident and CTO, Director17,333$14.15$245,19830,309—10b5-1
Sep 17, 2026 SForm 4 →Sep 21, 7:06 pm EDTAndreas Bechtolsheim10% Owner300,000$198.95$59,686,334180,543,048−0.17%10b5-1
Sep 10, 2026 JForm 4 →Sep 14, 7:05 pm EDTKenneth DudaPresident and CTO, Director114,464——81,927—
Sep 8, 2026 SForm 4 →Sep 10, 7:47 pm EDTMark B TempletonDirector5,000$197.16$985,78853,410−8.56%10b5-1
Sep 8, 2026 JForm 4 →Sep 10, 7:47 pm EDTKenneth DudaPresident and CTO, Director400,000——24,695—
Sep 1, 2026 SForm 4 →Sep 3, 6:56 pm EDTChantelle Yvette BreithauptSenior Vice President, CFO612$195.77$119,81169,921−0.87%10b5-1
Aug 28, 2026 JForm 4 →Sep 1, 6:18 pm EDTKenneth DudaPresident and CTO, Director548,140——224,695—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 21, 2026 MForm 4 →Sep 23, 7:05 pm EDTKenneth DudaPresident and CTO, Director17,333——138,668—10b5-1