Jayshree Ullal - 20 Feb 2026 Form 4 Insider Report for Arista Networks, Inc. (ANET)

Reporting relationship
CEO and Chairperson, Director
Issuer ticker
ANET
Reported as of
20 Feb 2026
Net transaction value
-$15,307,183
Source evidence Original filing metadata and source links for verification. 5 source fields
SEC form
4
Accepted by SEC
24 Feb 2026, 19:19:29 UTC
Prior SEC filing
28 Nov 2025
Next SEC filing
15 Apr 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Jayshree Ullal

Key filing fact

Jayshree Ullal filed Form 4 for Arista Networks, Inc. (ANET) on 24 Feb 2026.

Key facts

  • This page summarizes Jayshree Ullal's Form 4 filing for Arista Networks, Inc. (ANET).
  • 12 reported transactions and 6 derivative rows are listed below.
  • Accepted by SEC: 24 Feb 2026, 19:19.

Change

  • Previous filing in this sequence was filed on 28 Nov 2025.
  • Current net transaction value: -$15,307,183.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001605809 Primary reporting owner

Ullal Jayshree

Relationship
CEO and Chairperson, Director
Address
5453 GREAT AMERICA PARKWAY, SANTA CLARA
Signature
By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Jayshree Ullal
Signature date
24 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ANET transaction

Common Stock

Options Exercise

Transaction value
$0
Shares
+20,592
Change %
+208%
Price
$0.000000
Shares after
30,509
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
ANET transaction

Common Stock

Options Exercise

Transaction value
$0
Shares
+77,640
Change %
+254%
Price
$0.000000
Shares after
108,149
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
ANET transaction

Common Stock

Options Exercise

Transaction value
$0
Shares
+27,660
Change %
+26%
Price
$0.000000
Shares after
135,809
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
ANET transaction

Common Stock

Options Exercise

Transaction value
$0
Shares
+57,240
Change %
+42%
Price
$0.000000
Shares after
193,049
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
ANET transaction

Common Stock

Options Exercise

Transaction value
$0
Shares
+41,224
Change %
+21%
Price
$0.000000
Shares after
234,273
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
ANET transaction

Common Stock

Tax liability

Transaction value
$15,307,183
Shares
-111,544
Change %
-48%
Price
$137.23
Shares after
122,729
Date
20 Feb 2026
Ownership
Direct
Footnotes
F2
ANET holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
5,383,207
Date
20 Feb 2026
Ownership
By Trust for Child 1
Footnotes
F3
ANET holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
5,383,207
Date
20 Feb 2026
Ownership
By Trust for Child 2
Footnotes
F3
ANET holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
30,000
Date
20 Feb 2026
Ownership
By Trust for Nephew
Footnotes
F4
ANET holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
30,000
Date
20 Feb 2026
Ownership
By Trust for Niece
Footnotes
F4
ANET holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
18,312,010
Date
20 Feb 2026
Ownership
by Trust
Footnotes
F5

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ANET transaction Derivative

Restricted Stock Unit-10

Options Exercise

Transaction value
$0
Shares
-57,240
Change %
-100%
Price
$0.000000
Shares after
0
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
57,240
Exercise price
$0.000000
Footnotes
F1, F6
ANET transaction Derivative

Restricted Stock Unit-11

Award

Transaction value
$0
Shares
+41,224
Change %
Price
$0.000000
Shares after
41,224
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
41,224
Exercise price
$0.000000
Footnotes
F1, F7
ANET transaction Derivative

Restricted Stock Unit-11

Options Exercise

Transaction value
$0
Shares
-41,224
Change %
-100%
Price
$0.000000
Shares after
0
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
41,224
Exercise price
$0.000000
Footnotes
F1, F7
ANET transaction Derivative

Restricted Stock Unit-7

Options Exercise

Transaction value
$0
Shares
-20,592
Change %
-100%
Price
$0.000000
Shares after
0
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
20,592
Exercise price
$0.000000
Footnotes
F1, F8
ANET transaction Derivative

Restricted Stock Unit-8

Options Exercise

Transaction value
$0
Shares
-27,660
Change %
-20%
Price
$0.000000
Shares after
110,660
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
27,660
Exercise price
$0.000000
Footnotes
F1, F9
ANET transaction Derivative

Restricted Stock Unit-9

Options Exercise

Transaction value
$0
Shares
-77,640
Change %
-100%
Price
$0.000000
Shares after
0
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
77,640
Exercise price
$0.000000
Footnotes
F1, F10
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 10 footnotes

Footnote F1

Each restricted stock unit represents a contingent right to receive one share of Arista Networks, Inc. Common Stock upon vesting.

Footnote F2

Represents shares withheld to satisfy tax withholding obligations on the vesting of restricted stock units.

Footnote F3

These shares are held in trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Footnote F4

These shares are held in trust for the benefit of relatives of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Footnote F5

These shares are held by a family trust for which the reporting person is co-trustee.

Footnote F6

This performance stock award was granted in the first quarter of 2023 and was earned based on attainment of certain performance conditions. The award vested 1/2 on February 20, 2025, and will continue to fully vest on February 20, 2026.

Footnote F7

This performance stock award was granted in the first quarter of 2024 and was earned based on attainment of certain performance conditions. The award vested on February 20, 2026.

Footnote F8

This performance stock award was granted in the first quarter of 2022 and was earned based on attainment of certain performance conditions. The award vested 25% on February 21, 2023 and will continue to vest quarterly over 3 years. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, and November 20 of each year.

Footnote F9

This performance stock award was granted in the first quarter of 2023 and was earned based on attainment of certain performance conditions. The award vested (25%) on February 20, 2024, and will continue to vest quarterly over 3 years. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, and November 20 of each year.

Footnote F10

This performance stock award was granted in the first quarter of 2022 and was earned based on attainment of certain performance conditions. The award vested 1/2 on February 20, 2025, and will continue to fully vest on February 20, 2026.

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