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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
December 11, 2019 Filed Dec 14, 2019 01:37 UTC
Duda KennethCTO and SVP Software Eng.
GiftCommon Stock 140,000 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000266 · edgardoc.xml · nonDerivative · entry 8

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 166,089

F7 · kind: Represents an aggregate of 140,000 shares contributed to the GRAT of the Reporting Person (70,000 shares), and GRAT of the Reporting Person's spouse (70,000 shares) to the family Trust.

F8 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

Read SEC document
December 11, 2019 Filed Dec 14, 2019 01:37 UTC
Duda KennethCTO and SVP Software Eng.
GiftCommon Stock 70,000 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000266 · edgardoc.xml · nonDerivative · entry 6

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT KD

Disclosed balance after: 213,997

F5 · ownership.nature: Reporting person is the trustee of the Kenneth Duda Annuity Trusts.

Read SEC document
December 11, 2019 Filed Dec 14, 2019 01:37 UTC
Duda KennethCTO and SVP Software Eng.
OtherCommon Stock 116,056 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000266 · edgardoc.xml · nonDerivative · entry 5

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT KD

Disclosed balance after: 143,997

F2 · kind: Annuity payment from GRAT JD 2018 to Trust

F5 · ownership.nature: Reporting person is the trustee of the Kenneth Duda Annuity Trusts.

Read SEC document
December 11, 2019 Filed Dec 14, 2019 01:37 UTC
Duda KennethCTO and SVP Software Eng.
GiftCommon Stock 70,000 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000266 · edgardoc.xml · nonDerivative · entry 3

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT JD

Disclosed balance after: 213,997

F3 · ownership.nature: Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts.

Read SEC document
December 11, 2019 Filed Dec 14, 2019 01:37 UTC
Duda KennethCTO and SVP Software Eng.
OtherCommon Stock 116,056 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000266 · edgardoc.xml · nonDerivative · entry 2

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT JD

Disclosed balance after: 143,997

F2 · kind: Annuity payment from GRAT JD 2018 to Trust

F3 · ownership.nature: Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts.

Read SEC document
December 11, 2019 Filed Dec 14, 2019 01:37 UTC
Duda KennethCTO and SVP Software Eng.
GiftCommon Stock 2,575 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000266 · edgardoc.xml · nonDerivative · entry 1

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Foundation

Disclosed balance after: 2,575

F1 · ownership.nature: These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee.

Read SEC document
December 10, 2019 Filed Dec 12, 2019 23:29 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 1,147 $194.35 $222,920.25
Disclosure

SEC source: 0001596532-19-000264 · edgardoc.xml · nonDerivative · entry 9

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 306,089

F4 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 8, 2019.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $193.74 to $194.725 inclusive. The reporting person undertakes to provide 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.

F6 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

Read SEC document
December 10, 2019 Filed Dec 12, 2019 23:29 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 4,200 $192.96 $810,430.74
Disclosure

SEC source: 0001596532-19-000264 · edgardoc.xml · nonDerivative · entry 8

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 307,236

F4 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 8, 2019.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.715 to $193.655 inclusive. The reporting person undertakes to provide 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.

F6 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

Read SEC document
December 10, 2019 Filed Dec 12, 2019 23:29 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 3,453 $192.36 $664,218.39
Disclosure

SEC source: 0001596532-19-000264 · edgardoc.xml · nonDerivative · entry 7

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 311,436

F4 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 8, 2019.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $191.71 to $192.695 inclusive. The reporting person undertakes to provide 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.

F6 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

Read SEC document
December 10, 2019 Filed Dec 12, 2019 23:29 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 400 $190.97 $76,388.00
Disclosure

SEC source: 0001596532-19-000264 · edgardoc.xml · nonDerivative · entry 6

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 314,889

F4 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 8, 2019.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $190.70 to $191.405 inclusive. The reporting person undertakes to provide 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.

F6 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

Read SEC document
December 10, 2019 Filed Dec 12, 2019 23:29 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 800 $189.94 $151,953.04
Disclosure

SEC source: 0001596532-19-000264 · edgardoc.xml · nonDerivative · entry 5

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 315,289

F4 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 8, 2019.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $189.64 to $190.53 inclusive. The reporting person undertakes to provide 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.

F6 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

Read SEC document
December 10, 2019 Filed Dec 12, 2019 23:29 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 200 $194.04 $38,808.00
Disclosure

SEC source: 0001596532-19-000264 · edgardoc.xml · nonDerivative · entry 4

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Childrens' Trust

Disclosed balance after: 61,892

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 persons children on December 12, 2018.

F2 · ownership.nature: These shares are held in multiple trusts 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
December 10, 2019 Filed Dec 12, 2019 23:29 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 444 $192.89 $85,644.18
Disclosure

SEC source: 0001596532-19-000264 · edgardoc.xml · nonDerivative · entry 3

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Childrens' Trust

Disclosed balance after: 62,092

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 persons children on December 12, 2018.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.64 to $193.17 inclusive. The reporting person undertakes to provide 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.

F2 · ownership.nature: These shares are held in multiple trusts 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
December 10, 2019 Filed Dec 12, 2019 23:29 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 32 $191.06 $6,113.92
Disclosure

SEC source: 0001596532-19-000264 · edgardoc.xml · nonDerivative · entry 2

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Childrens' Trust

Disclosed balance after: 62,536

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 persons children on December 12, 2018.

F2 · ownership.nature: These shares are held in multiple trusts 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
December 10, 2019 Filed Dec 12, 2019 23:29 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 200 $189.78 $37,956.00
Disclosure

SEC source: 0001596532-19-000264 · edgardoc.xml · nonDerivative · entry 1

Duda Kenneth · CIK 0001605808 · CTO and SVP Software Eng.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Childrens' Trust

Disclosed balance after: 62,568

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 persons children on December 12, 2018.

F2 · ownership.nature: These shares are held in multiple trusts 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
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 167 $0.00 Strike: $68.34 $0.00
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · derivative · entry 17

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,000

Underlying: Common Stock · 167 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 sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on September 11, 2019.

F10 · derivative.exercise_date: 1/5th of the 10,000 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
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 250 $0.00 Strike: $65.01 $0.00
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · derivative · entry 16

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,000

Underlying: Common Stock · 250 shares

Expires 2026-04-07

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 sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on September 11, 2019.

F9 · derivative.exercise_date: 1/60th of the 15,000 shares subject to the option vested and became exercisable on April 28, 2016 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 167 $0.00 Strike: $64.46 $0.00
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · derivative · entry 15

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,000

Underlying: Common Stock · 167 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 September 11, 2019.

F8 · derivative.exercise_date: 1/5th of the 10,000 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
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 167 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · derivative · entry 14

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,500

Underlying: Common Stock · 167 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 sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on September 11, 2019.

F7 · derivative.exercise_date: 1/60th of the 10,000 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
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 167 $0.00 Strike: $30.67 $0.00
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · derivative · entry 13

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 833

Underlying: Common Stock · 167 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 sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on September 11, 2019.

F6 · derivative.exercise_date: 1/5th of the 10,000 shares subject to the option vested and became exercisable on May 1, 2016 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 167 $0.00 Strike: $22.49 $0.00
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · derivative · entry 12

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 833

Underlying: Common Stock · 167 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 sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on September 11, 2019.

F6 · derivative.exercise_date: 1/5th of the 10,000 shares subject to the option vested and became exercisable on May 1, 2016 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 85 $195.39 $16,608.15
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 11

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,283

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 September 11, 2019.

Read SEC document
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 350 $194.59 $68,106.99
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 10

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,368

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 September 11, 2019.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.27 to $195.13, 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
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 650 $193.58 $125,829.47
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 9

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,718

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 September 11, 2019.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $193.19 to $194.16, 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
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 1,815 $192.55 $349,483.70
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 8

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,368

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 September 11, 2019.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.11 to $193.01, 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
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 2,100 $191.67 $402,513.51
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 7

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,183

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 September 11, 2019.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $191.11 to $192.10, 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
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 250 $65.01 $16,252.50
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 6

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,283

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 September 11, 2019.

Read SEC document
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $56.24 $9,392.08
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 5

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,033

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 September 11, 2019.

Read SEC document
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $64.46 $10,764.82
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 4

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,866

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 September 11, 2019.

Read SEC document
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $68.34 $11,412.78
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 3

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,699

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 September 11, 2019.

Read SEC document
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $30.67 $5,121.89
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 2

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,532

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 September 11, 2019.

Read SEC document
December 02, 2019 Filed Dec 4, 2019 23:44 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $22.49 $3,755.83
Disclosure

SEC source: 0001596532-19-000262 · edgardoc.xml · nonDerivative · entry 1

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,365

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 September 11, 2019.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:04 UTC
MATHER ANNDirector
Exercise / conversionRestricted Stock Unit-2 · Derivative 220 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000249 · edgardoc.xml · derivative · entry 3

MATHER ANN · CIK 0001244892 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,194

Underlying: Common Stock · 220 shares

Expires not disclosed

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

F4 · derivative.exercise_date: The reporting person was granted 2,633 RSU's on May 28, 2019. 1/12th of the shares vested on August 20, 2019 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

F4 · derivative.expiration_date: The reporting person was granted 2,633 RSU's on May 28, 2019. 1/12th of the shares vested on August 20, 2019 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:04 UTC
MATHER ANNDirector
SaleCommon Stock 329 $194.00 $63,826.00
Disclosure

SEC source: 0001596532-19-000249 · edgardoc.xml · nonDerivative · entry 2

MATHER ANN · CIK 0001244892 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,610

F3 · kind: The sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:04 UTC
MATHER ANNDirector
Exercise / conversionCommon Stock 220 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000249 · edgardoc.xml · nonDerivative · entry 1

MATHER ANN · CIK 0001244892 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,939

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

F2 · balance_after: Since the date of the reporting person's last ownership report, she has transferred options to purchase 21,156 shares of Arista common stock to her ex-husband pursuant to a domestic relations order. The reporting person disclaims beneficial ownership in all such transferred stock option interests and no longer reports them as beneficially owned.

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November 20, 2019 Filed Nov 23, 2019 00:03 UTC Exercise / conversionRestricted Stock Unit-2 · Derivative 220 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000248 · edgardoc.xml · derivative · entry 3

Giancarlo Charles H · CIK 0001299634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,194

Underlying: Common Stock · 220 shares

Expires not disclosed

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

F3 · derivative.exercise_date: The reporting person was granted 2,633 RSU's on May 28, 2019. 1/12th of the shares vested on August 20, 2019 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

F3 · derivative.expiration_date: The reporting person was granted 2,633 RSU's on May 28, 2019. 1/12th of the shares vested on August 20, 2019 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:03 UTC Exercise / conversionCommon Stock 220 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000248 · edgardoc.xml · nonDerivative · entry 1

Giancarlo Charles H · CIK 0001299634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,439

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

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:04 UTC Exercise / conversionRestricted Stock Unit-2 · Derivative 220 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000250 · edgardoc.xml · derivative · entry 2

Scheinman Daniel · CIK 0001605698 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,194

Underlying: Common Stock · 220 shares

Expires not disclosed

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

F2 · derivative.exercise_date: The reporting person was granted 2,633 RSU's on May 28, 2019. 1/12th of the shares vested on August 20, 2019 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

F2 · derivative.expiration_date: The reporting person was granted 2,633 RSU's on May 28, 2019. 1/12th of the shares vested on August 20, 2019 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:04 UTC Exercise / conversionCommon Stock 220 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000250 · edgardoc.xml · nonDerivative · entry 1

Scheinman Daniel · CIK 0001605698 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,606

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

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:04 UTC Exercise / conversionRestricted Stock Unit-1 · Derivative 437 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000251 · edgardoc.xml · derivative · entry 2

TEMPLETON MARK B · CIK 0001201938 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 873

Underlying: Common Stock · 437 shares

Expires not disclosed

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

F2 · derivative.exercise_date: 1/12th of the 5,240 restricted stock units awarded vested on August 20, 2017 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

F2 · derivative.expiration_date: 1/12th of the 5,240 restricted stock units awarded vested on August 20, 2017 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:04 UTC Exercise / conversionCommon Stock 437 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000251 · edgardoc.xml · nonDerivative · entry 1

TEMPLETON MARK B · CIK 0001201938 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,367

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

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:05 UTC Exercise / conversionRestricted Stock Unit-1 · Derivative 437 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000252 · edgardoc.xml · derivative · entry 2

Theodosopoulos Nikos · CIK 0001605860 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 873

Underlying: Common Stock · 437 shares

Expires not disclosed

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

F2 · derivative.exercise_date: 1/12th of the 5,240 restricted stock units awarded vested on August 20, 2017 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

F2 · derivative.expiration_date: 1/12th of the 5,240 restricted stock units awarded vested on August 20, 2017 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:05 UTC Exercise / conversionCommon Stock 437 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000252 · edgardoc.xml · nonDerivative · entry 1

Theodosopoulos Nikos · CIK 0001605860 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,707

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

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:05 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionRestricted Stock Unit-4 · Derivative 313 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000254 · edgardoc.xml · derivative · entry 9

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,062

Underlying: Common Stock · 313 shares

Expires not disclosed

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

F6 · derivative.exercise_date: Six and one-quarter percent (6.25%) of the 5,000 restricted stock units awarded vested on May 20, 2019 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

F6 · derivative.expiration_date: Six and one-quarter percent (6.25%) of the 5,000 restricted stock units awarded vested on May 20, 2019 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:05 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionRestricted Stock Unit-3 · Derivative 600 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000254 · edgardoc.xml · derivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,200

Underlying: Common Stock · 600 shares

Expires not disclosed

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

F5 · derivative.exercise_date: Five percent (5%) of the 12,000 restricted stock units awarded vested on February 20, 2018 and five percent (5%) of the award will continue to vest on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

F5 · derivative.expiration_date: Five percent (5%) of the 12,000 restricted stock units awarded vested on February 20, 2018 and five percent (5%) of the award will continue to vest on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, or November 20 of each year.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:05 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionRestricted Stock Unit-2 · Derivative 375 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000254 · edgardoc.xml · derivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,500

Underlying: Common Stock · 375 shares

Expires not disclosed

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

F4 · derivative.exercise_date: Six and one-quarter percent (6.25%) of the 6,000 restricted stock units awarded vested on February 20, 2017 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

F4 · derivative.expiration_date: Six and one-quarter percent (6.25%) of the 6,000 restricted stock units awarded vested on February 20, 2017 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:05 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionRestricted Stock Unit-1 · Derivative 3,750 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000254 · edgardoc.xml · derivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

Underlying: Common Stock · 3,750 shares

Expires not disclosed

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

F3 · derivative.exercise_date: Twenty percent (20%) of the 75,000 restricted stock units awarded vested on May 20, 2016 and will continue to vest at a rate of five percent (5%) each quarter on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

F3 · derivative.expiration_date: Twenty percent (20%) of the 75,000 restricted stock units awarded vested on May 20, 2016 and will continue to vest at a rate of five percent (5%) each quarter on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:05 UTC
Brennan Ita MSenior Vice President, CFO
Tax withholdingCommon Stock 2,500 $194.04 $485,100.00
Disclosure

SEC source: 0001596532-19-000254 · edgardoc.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,662

F2 · kind: Represents shares withheld to satisfy tax withholding obligations on the vesting of restricted stock units.

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:05 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionCommon Stock 313 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000254 · edgardoc.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,162

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

Read SEC document
November 20, 2019 Filed Nov 23, 2019 00:05 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionCommon Stock 600 $0.00 $0.00
Disclosure

SEC source: 0001596532-19-000254 · edgardoc.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,849

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

Read SEC document

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