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Arista Networks, Inc.

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Tapewire entity
2421
SEC CIK
0001596532
Parsed reports
1,587

Last 12 months

Inside the activity.

0 purchase rows · 577 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 2025034
Dec 2025018
Jan 2026016
Feb 2026030
Mar 2026019
Apr 2026052
May 2026047
Jun 2026062
Jul 2026066
Aug 20260176
Sep 2026033
Oct 2026024

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 41 $0.00 Strike: $264.22 $0.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · derivative · entry 22

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 792

Underlying: Common Stock · 41 shares

Expires 2029-05-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F14 · derivative.exercise_date: 1/48th of the 2,000 shares subject to the option vested and became exercisable on June 10, 2019 and 1/48th of the shares subject to the option shall continue to vest each month thereafter.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 83 $0.00 Strike: $244.43 $0.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · derivative · entry 21

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,000

Underlying: Common Stock · 83 shares

Expires 2028-11-08

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F13 · derivative.exercise_date: 1/48th of the 4,000 shares subject to the option vested and became exercisable on December 1, 2020 and 1/48th of the shares subject to the option shall continue to vest each month thereafter.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 167 $0.00 Strike: $244.20 $0.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · derivative · entry 20

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,001

Underlying: Common Stock · 167 shares

Expires 2028-04-12

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F12 · derivative.exercise_date: 1/48th of the 8,000 shares subject to the option vested and became exercisable on June 1, 2020 and 1/48th of the shares subject to the option shall continue to vest each month thereafter.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 291 $0.00 Strike: $226.34 $0.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · derivative · entry 19

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,500

Underlying: Common Stock · 291 shares

Expires 2029-02-07

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F11 · derivative.exercise_date: 1/48th of the 14,000 shares subject to the option vested and became exercisable on December 1, 2020 and 1/48th of the shares subject to the option shall continue to vest each month thereafter.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 834 $0.00 Strike: $68.34 $0.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · derivative · entry 18

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 833

Underlying: Common Stock · 834 shares

Expires 2024-12-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F10 · derivative.exercise_date: 1/5th of the 50,000 shares subject to the option vested and became exercisable on December 1, 2017 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 334 $0.00 Strike: $64.46 $0.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · derivative · entry 17

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 333

Underlying: Common Stock · 334 shares

Expires 2025-09-10

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F9 · derivative.exercise_date: 1/5th of the 20,000 shares subject to the option vested and became exercisable on December 1, 2017 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 416 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · derivative · entry 16

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,667

Underlying: Common Stock · 416 shares

Expires 2026-02-11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F8 · derivative.exercise_date: 1/60th of the 25,000 shares subject to the option vested and became exercisable on April 1, 2017 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 1,666 $0.00 Strike: $30.67 $0.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · derivative · entry 15

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,667

Underlying: Common Stock · 1,666 shares

Expires 2024-02-10

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F7 · derivative.exercise_date: 1/5th of the 100,000 shares subject to the option vested and became exercisable on December 1, 2018 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 400 $0.00 Strike: $22.49 $0.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · derivative · entry 14

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 400

Underlying: Common Stock · 400 shares

Expires 2024-01-12

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F6 · derivative.exercise_date: 1/5th of the 24,000 shares subject to the option vested and became exercisable on December 1, 2017 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
SaleCommon Stock 500 $412.54 $206,268.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 13

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,266

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $412.08 to $412.90, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
SaleCommon Stock 2,000 $411.49 $822,987.40
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 12

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,766

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $410.99 to $411.97, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
SaleCommon Stock 1,300 $410.32 $533,413.79
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 11

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,766

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $409.825 to $410.77, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
SaleCommon Stock 432 $408.91 $176,649.72
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 10

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,066

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $408.53 to $409.465, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionCommon Stock 41 $264.22 $10,833.02
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 9

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,498

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionCommon Stock 291 $226.34 $65,864.94
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 8

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,457

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionCommon Stock 83 $244.43 $20,287.69
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 7

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,166

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionCommon Stock 167 $244.20 $40,781.40
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 6

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,083

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionCommon Stock 416 $56.24 $23,395.84
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 5

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,916

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionCommon Stock 334 $64.46 $21,529.64
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 4

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,500

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionCommon Stock 834 $68.34 $56,995.56
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 3

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,166

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionCommon Stock 1,666 $30.67 $51,096.22
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 2

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,332

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Sadana AnshulSVP, Chief Operating Officer
Exercise / conversionCommon Stock 400 $22.49 $8,996.00
Disclosure

SEC source: 0001596532-21-000363 · edgardoc.xml · nonDerivative · entry 1

Sadana Anshul · CIK 0001605807 · SVP, Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,666

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 12,500 $408.58 $5,107,250.00
Disclosure

SEC source: 0001596532-21-000365 · edgardoc.xml · nonDerivative · entry 7

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 1,949,998

F4 · kind: The exercises and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 13, 2021.

F5 · ownership.nature: These shares are held by a family trust for which the reporting person is co-trustee.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,500 $408.58 $1,838,610.00
Disclosure

SEC source: 0001596532-21-000365 · edgardoc.xml · nonDerivative · entry 3

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 515,300

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's relatives on June 13, 2021.

F2 · ownership.nature: 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.

Read SEC document
November 01, 2021 Filed Nov 3, 2021 22:17 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,500 $408.58 $1,838,610.00
Disclosure

SEC source: 0001596532-21-000365 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 515,300

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's relatives on June 13, 2021.

F2 · ownership.nature: 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.

Read SEC document
October 29, 2021 Filed Nov 2, 2021 00:26 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 12,000 $404.44 $4,853,280.00
Disclosure

SEC source: 0001596532-21-000353 · edgardoc.xml · nonDerivative · entry 6

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 1,962,498

F3 · kind: The exercises and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 13, 2021.

F4 · ownership.nature: These shares are held by a family trust for which the reporting person is co-trustee.

Read SEC document
October 29, 2021 Filed Nov 2, 2021 00:26 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,500 $404.44 $1,819,980.00
Disclosure

SEC source: 0001596532-21-000353 · edgardoc.xml · nonDerivative · entry 4

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 519,800

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on June 13, 2021.

F2 · ownership.nature: 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.

Read SEC document
October 29, 2021 Filed Nov 2, 2021 00:26 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,500 $404.44 $1,819,980.00
Disclosure

SEC source: 0001596532-21-000353 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 519,800

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on June 13, 2021.

F2 · ownership.nature: 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.

Read SEC document
October 28, 2021 Filed Nov 2, 2021 00:26 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 11,000 $403.49 $4,438,390.00
Disclosure

SEC source: 0001596532-21-000353 · edgardoc.xml · nonDerivative · entry 5

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 1,974,498

F3 · kind: The exercises and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 13, 2021.

F4 · ownership.nature: These shares are held by a family trust for which the reporting person is co-trustee.

Read SEC document
October 28, 2021 Filed Nov 2, 2021 00:26 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,500 $403.49 $1,815,705.00
Disclosure

SEC source: 0001596532-21-000353 · edgardoc.xml · nonDerivative · entry 3

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 524,300

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on June 13, 2021.

F2 · ownership.nature: 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.

Read SEC document
October 28, 2021 Filed Nov 2, 2021 00:26 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,500 $403.49 $1,815,705.00
Disclosure

SEC source: 0001596532-21-000353 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 524,300

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on June 13, 2021.

F2 · ownership.nature: 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.

Read SEC document
October 27, 2021 Filed Oct 29, 2021 00:08 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 10,000 $400.24 $4,002,400.00
Disclosure

SEC source: 0001596532-21-000346 · edgardoc.xml · nonDerivative · entry 6

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 1,985,498

F3 · kind: The exercises and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 13, 2021.

F4 · ownership.nature: These shares are held by a family trust for which the reporting person is co-trustee.

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October 27, 2021 Filed Oct 29, 2021 00:08 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,200 $400.24 $1,681,008.00
Disclosure

SEC source: 0001596532-21-000346 · edgardoc.xml · nonDerivative · entry 4

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 528,800

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on June 13, 2021.

F2 · ownership.nature: 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.

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October 27, 2021 Filed Oct 29, 2021 00:08 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,200 $400.24 $1,681,008.00
Disclosure

SEC source: 0001596532-21-000346 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 528,800

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on June 13, 2021.

F2 · ownership.nature: 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.

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October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 9,000 $0.00 Strike: $84.97 $0.00
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · derivative · entry 11

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,000 shares

Expires 2025-06-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

F10 · derivative.exercise_date: 1/5th of the 25,000 shares subject to the option vest on May 18, 2016 and 1/60th of the shares subject to the option shall vest each month thereafter.

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October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 8,784 $0.00 Strike: $64.46 $0.00
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · derivative · entry 10

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,216

Underlying: Common Stock · 8,784 shares

Expires 2025-09-10

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

F9 · derivative.exercise_date: 1/5th of the 10,000 shares subject to the option vest on December 1, 2017 and 1/60th of the shares subject to the option shall vest each month thereafter.

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October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 2,047 $406.84 $832,807.42
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · nonDerivative · entry 9

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,233

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $406.46 to $407.245, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 4,821 $405.91 $1,956,904.16
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · nonDerivative · entry 8

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,280

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $405.46 to $406.42, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 2,596 $404.94 $1,051,216.45
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · nonDerivative · entry 7

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,101

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $404.46 to $405.45, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 2,196 $404.13 $887,467.72
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · nonDerivative · entry 6

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,697

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $403.41 to $404.40, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 1,099 $403.00 $442,895.79
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · nonDerivative · entry 5

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,893

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $402.41 to $403.35, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 700 $401.67 $281,171.03
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · nonDerivative · entry 4

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,992

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $401.19 to $402.00, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 4,325 $400.43 $1,731,852.40
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · nonDerivative · entry 3

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,692

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $400.16 to $400.78, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionCommon Stock 8,784 $64.46 $566,216.64
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · nonDerivative · entry 2

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,017

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

Read SEC document
October 26, 2021 Filed Oct 29, 2021 00:07 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionCommon Stock 9,000 $84.97 $764,730.00
Disclosure

SEC source: 0001596532-21-000345 · edgardoc.xml · nonDerivative · entry 1

Brennan Ita M · CIK 0001494211 · Senior Vice President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,233

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2021.

Read SEC document
October 26, 2021 Filed Oct 29, 2021 00:08 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 9,500 $397.17 $3,773,115.00
Disclosure

SEC source: 0001596532-21-000346 · edgardoc.xml · nonDerivative · entry 5

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 1,995,498

F3 · kind: The exercises and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 13, 2021.

F4 · ownership.nature: These shares are held by a family trust for which the reporting person is co-trustee.

Read SEC document
October 26, 2021 Filed Oct 29, 2021 00:08 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,000 $397.17 $1,588,680.00
Disclosure

SEC source: 0001596532-21-000346 · edgardoc.xml · nonDerivative · entry 3

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 533,000

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on June 13, 2021.

F2 · ownership.nature: 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.

Read SEC document
October 26, 2021 Filed Oct 29, 2021 00:08 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,000 $397.17 $1,588,680.00
Disclosure

SEC source: 0001596532-21-000346 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 533,000

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on June 13, 2021.

F2 · ownership.nature: 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.

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October 18, 2021 Filed Oct 20, 2021 00:07 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 9,000 $393.93 $3,545,370.00
Disclosure

SEC source: 0001596532-21-000342 · edgardoc.xml · nonDerivative · entry 6

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 2,004,998

F3 · kind: The exercises and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 13, 2021.

F4 · ownership.nature: These shares are held by a family trust for which the reporting person is co-trustee.

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October 18, 2021 Filed Oct 20, 2021 00:07 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,000 $393.93 $1,575,720.00
Disclosure

SEC source: 0001596532-21-000342 · edgardoc.xml · nonDerivative · entry 4

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 537,000

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on June 13, 2021.

F2 · ownership.nature: 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.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.