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Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

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OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
01Overview02Follow the Money03Daily Brief04Live05Congress06Directory07Corporate Insiders08Government Money09Political Influence10Institutions11Washington Network12Follow the Power13Disclosure Clock14AI Investigator15Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
Data sources
SEC FORM 428m ago
HOUSE PTR27m ago
SEC 13F27m ago
ROBINHOOD CHAIN27m ago
SEC FORM 4/Option exerciseVerified dataRule 10b5-1 plan

Duda Kenneth reported ANET

Director, President and CTO · Arista Networks, Inc. · Arista Networks, Inc. — Non-Qualified Stock Option (right to buy)

Side
M
Value
—
Shares
17.3K
Price
—
Executed
Sep 21, 2026
Disclosed
Sep 23, 2026
Disclosure timeline2 days from execution to publication · legal deadline 2 business days
Sep 21 executedSep 23, 2026 disclosed

ANET · daily

Yahoo Finance chart API
▲Execution▼Disclosure●Material company filing●Other disclosed buy●Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.

Insider Score

Experimental signal
0/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Option exercise — administrative, little informational value

  • Relative size+5 / 25

    No reported dollar value · 14.3% of prior position

  • Filing timing0 / 15

    Disclosed 2 business days after execution (deadline: 2)

  • Historical behavior+1 / 15

    Routine: 15 prior trades recorded in this security

  • Frequency & clustering0 / 15

    No clustered activity in the dataset

  • Market events0 / 10

    No material company filing within 60 days after the trade

  • Pre-arranged plan-10

    Executed under a Rule 10b5-1 trading plan

    • The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.

    Other disclosed activity · ANET

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    23
    TB
    Templeton Mark BDirector
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$150K
    900 sh
    		Nov 2, 2026Nov 4, 2026
    traded Nov 2, 2026
    		+2dSEC FORM 4

    Evidence

    23
    TB
    Templeton Mark BDirector
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$230K
    1,400 sh
    		Nov 2, 2026Nov 4, 2026
    traded Nov 2, 2026
    		+2dSEC FORM 4

    Evidence

    23
    TB
    Templeton Mark BDirector
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$167K
    1,000 sh
    		Nov 2, 2026Nov 4, 2026
    traded Nov 2, 2026
    		+2dSEC FORM 4

    Evidence

    23
    TB
    Templeton Mark BDirector
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$84K
    500 sh
    		Nov 2, 2026Nov 4, 2026
    traded Nov 2, 2026
    		+2dSEC FORM 4

    Evidence

    23
    TB
    Templeton Mark BDirector
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$198K
    1,200 sh
    		Nov 2, 2026Nov 4, 2026
    traded Nov 2, 2026
    		+2dSEC FORM 4

    Evidence

    23
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$37K
    200 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    29
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$626K
    3,446 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    40
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$1.17M
    6,487 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    33
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$637K
    3,538 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    26
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$87K
    486 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    0
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Option exercise · 10b5-1 plan
    		M—
    17.3K sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    40
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$1.09M
    5,973 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    29
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$368K
    2,041 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    26
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$107K
    599 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    32
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$1.08M
    5,988 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    23
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$21K
    116 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    7
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Option exercise · 10b5-1 plan
    		M$245K
    17.3K sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    26
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$115K
    649 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    23
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$34K
    185 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    26
    DK
    Duda KennethDirector, President and CTO
    ANETArista Networks, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$67K
    374 sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    Evidence

    Verified data

    Read directly from the primary public document; every field below is as reported by the filer.

    Source

    Document
    SEC Form 4
    Publisher
    U.S. Securities and Exchange Commission (EDGAR)
    Document ID
    0001596532-26-000232
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Sep 21, 2026
    Published
    Sep 23, 2026
    Ingested by INSIDER
    Nov 5, 02:15 UTC
    Last re-read
    Nov 5, 02:15 UTC

    Extracted facts

    Filer
    Duda Kenneth
    Role
    Director, President and CTO
    Transaction
    Option exerciseAs filed: “M”
    Asset
    Arista Networks, Inc. — Non-Qualified Stock Option (right to buy)
    Ticker
    ANET
    Shares
    17.3K
    Price per share
    $0
    Execution date (reported)
    Sep 21, 2026
    Owned after transaction
    138.7K shares
    Rule 10b5-1 plan
    Yes, as checked by the filer
    Days from execution to publication
    2

    What this establishes

    Duda Kenneth filed this Form 4 reporting a option exercise of ANET on Sep 21, 2026. It became public on Sep 23, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.

    Extraction

    Method
    Form 4 XML
    Confidence
    1.00
    Director, President and CTO
    Duda Kennethcik:0001605808
    Issuer
    Arista Networks, Inc.cik:0001596532

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    • Quarterly report (10-Q)10-QNov 4, 2026
    • Results of operations (earnings)8-KNov 3, 2026
    • Quarterly report (10-Q)10-QAug 5, 2026
    • Results of operations (earnings)8-KAug 4, 2026
    • Quarterly report (10-Q)10-QMay 6, 2026
    • Results of operations (earnings)8-KMay 5, 2026
    • Annual report (10-K)10-KFeb 17, 2026
    • Results of operations (earnings)8-KFeb 12, 2026
    • Quarterly report (10-Q)10-QNov 5, 2025
    • Results of operations (earnings)8-KNov 4, 2025