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Arista Networks, Inc.·4

Feb 24, 7:19 PM ET

Nightingale Todd 4

4 · Arista Networks, Inc. · Filed Feb 24, 2026

Insider Transaction Report

Form 4
Period: 2026-02-20
Arista Networks, Inc.ANET
Nightingale Todd
President and COO
Transactions
  • Exercise/Conversion

    Common Stock

    [F1]
    2026-02-20+10,360→ 10,360 total
  • Tax Payment

    Common Stock

    [F2]
    2026-02-20$137.23/sh−4,232$580,757→ 6,128 total
  • Award

    Restricted Stock Unit-3

    [F1][F3]
    2026-02-20+10,360→ 10,360 total
    Exercise: $0.00→ Common Stock (10,360 underlying)
  • Exercise/Conversion

    Restricted Stock Unit-3

    [F1][F3]
    2026-02-20−10,360→ 0 total
    Exercise: $0.00→ Common Stock (10,360 underlying)
Footnotes (3)
  • [F1]Each restricted stock unit represents a contingent right to receive one share of Arista Networks, Inc. Common Stock upon vesting.
  • [F2]Represents shares withheld to satisfy tax withholding obligations on the vesting of restricted stock units.
  • [F3]This performance stock award was granted in the second quarter of 2025 and was earned based on attainment of certain performance conditions. The award vested on February 20, 2026.
Signature
By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Todd Nightingale|2026-02-24

Documents

1 file
  • 4
    edgardoc.xmlPrimary

    PRIMARY DOCUMENT