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Arista Networks, Inc.

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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

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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 02, 2018 Filed Nov 5, 2018 23:54 UTC
McCool John FChief Platform Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 83 $0.00 Strike: $132.75 $0.00
Disclosure

SEC source: 0001596532-18-000235 · edgardoc.xml · derivative · entry 3

McCool John F · CIK 0001701967 · Chief Platform Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,417

Underlying: Common Stock · 83 shares

Expires 2027-04-16

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 sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2018.

F3 · derivative.exercise_date: 1/5th of the 5,000 shares subject to the option vested and became exercisable on March 20, 2018 and 1/60th of the shares subject to the option shall vest each month thereafter.

Read SEC document
November 02, 2018 Filed Nov 5, 2018 23:54 UTC
McCool John FChief Platform Officer
SaleCommon Stock 83 $265.00 $21,995.00
Disclosure

SEC source: 0001596532-18-000235 · edgardoc.xml · nonDerivative · entry 2

McCool John F · CIK 0001701967 · Chief Platform Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 52

F1 · kind: The exercise and sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2018.

F2 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

Read SEC document
November 02, 2018 Filed Nov 5, 2018 23:54 UTC
McCool John FChief Platform Officer
Exercise / conversionCommon Stock 83 $132.75 $11,018.25
Disclosure

SEC source: 0001596532-18-000235 · edgardoc.xml · nonDerivative · entry 1

McCool John F · CIK 0001701967 · Chief Platform Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 135

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 sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2018.

F2 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

Read SEC document
October 10, 2018 Filed Oct 12, 2018 22:15 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 100 $237.18 $23,718.00
Disclosure

SEC source: 0001596532-18-000225 · 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: 820,568

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
October 10, 2018 Filed Oct 12, 2018 22:15 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 145 $234.49 $34,001.09
Disclosure

SEC source: 0001596532-18-000225 · 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: 820,668

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $234.18 to $234.63, 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
October 10, 2018 Filed Oct 12, 2018 22:15 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 800 $233.35 $186,676.48
Disclosure

SEC source: 0001596532-18-000225 · 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: 820,813

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $232.75 to $233.62, 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
October 10, 2018 Filed Oct 12, 2018 22:15 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 400 $231.42 $92,568.00
Disclosure

SEC source: 0001596532-18-000225 · 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: 821,613

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $230.98 to $231.80, 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
October 10, 2018 Filed Oct 12, 2018 22:15 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 1,000 $230.25 $230,248.00
Disclosure

SEC source: 0001596532-18-000225 · 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: 822,013

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $229.92 to $230.71, 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
October 10, 2018 Filed Oct 12, 2018 22:15 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 4,417 $229.26 $1,012,631.26
Disclosure

SEC source: 0001596532-18-000225 · edgardoc.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 823,013

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $228.86 to $229.82, 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
October 10, 2018 Filed Oct 12, 2018 22:15 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 2,029 $228.37 $463,364.56
Disclosure

SEC source: 0001596532-18-000225 · edgardoc.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 827,430

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $227.82 to $228.81, 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
October 10, 2018 Filed Oct 12, 2018 22:15 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 1,500 $227.24 $340,861.50
Disclosure

SEC source: 0001596532-18-000225 · edgardoc.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 829,459

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $226.8050 to $227.77, 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
October 10, 2018 Filed Oct 12, 2018 22:15 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 609 $225.89 $137,564.45
Disclosure

SEC source: 0001596532-18-000225 · edgardoc.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 830,959

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $225.68 to $226.34, 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
October 01, 2018 Filed Oct 3, 2018 22:09 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: 0001596532-18-000223 · edgardoc.xml · derivative · entry 17

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,333

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 12, 2017.

F11 · 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
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 1,167 $0.00 Strike: $65.01 $0.00
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · derivative · entry 16

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,167

Underlying: Common Stock · 1,167 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 12, 2017.

F10 · 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
October 01, 2018 Filed Oct 3, 2018 22:09 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: 0001596532-18-000223 · edgardoc.xml · derivative · entry 15

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,333

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 12, 2017.

F9 · 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
October 01, 2018 Filed Oct 3, 2018 22:09 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: 0001596532-18-000223 · edgardoc.xml · derivative · entry 14

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,833

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 12, 2017.

F8 · 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
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 166 $0.00 Strike: $30.67 $0.00
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · derivative · entry 13

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,167

Underlying: Common Stock · 166 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 12, 2017.

F7 · 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
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 166 $0.00 Strike: $22.49 $0.00
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · derivative · entry 12

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,167

Underlying: Common Stock · 166 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 12, 2017.

F7 · 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
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 400 $266.66 $106,662.00
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 11

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,797

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 12, 2017.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $266.45 to $267.21, 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 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 200 $264.77 $52,953.00
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 10

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,197

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 12, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $264.55 to $264.98, 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 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 300 $263.87 $79,161.99
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 9

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,397

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 12, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $263.46 to $264.40, 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.

Read SEC document
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 600 $262.25 $157,350.00
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 8

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,697

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 September 12, 2017.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $261.96 to $262.60, 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 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 500 $260.98 $130,490.00
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 7

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,297

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 12, 2017.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $260.81 to $261.34, 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 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 1,167 $65.01 $75,866.67
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 6

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,797

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 12, 2017.

Read SEC document
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $56.24 $9,392.08
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 5

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,630

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 12, 2017.

Read SEC document
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $64.46 $10,764.82
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 4

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,463

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 12, 2017.

Read SEC document
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $68.34 $11,412.78
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 3

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,296

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 12, 2017.

Read SEC document
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 166 $30.67 $5,091.22
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 2

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,129

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 12, 2017.

Read SEC document
October 01, 2018 Filed Oct 3, 2018 22:09 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 166 $22.49 $3,733.34
Disclosure

SEC source: 0001596532-18-000223 · edgardoc.xml · nonDerivative · entry 1

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,963

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 12, 2017.

Read SEC document
September 20, 2018 Filed Sep 24, 2018 22:10 UTC
McCool John FChief Platform Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 83 $0.00 Strike: $132.75 $0.00
Disclosure

SEC source: 0001596532-18-000221 · edgardoc.xml · derivative · entry 3

McCool John F · CIK 0001701967 · Chief Platform Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,500

Underlying: Common Stock · 83 shares

Expires 2027-04-16

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 sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2018.

F3 · derivative.exercise_date: 1/5th of the 5,000 shares subject to the option vested and became exercisable on March 20, 2018 and 1/60th of the shares subject to the option shall vest each month thereafter.

Read SEC document
September 20, 2018 Filed Sep 24, 2018 22:10 UTC
McCool John FChief Platform Officer
SaleCommon Stock 83 $272.64 $22,629.12
Disclosure

SEC source: 0001596532-18-000221 · edgardoc.xml · nonDerivative · entry 2

McCool John F · CIK 0001701967 · Chief Platform Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 52

F1 · kind: The exercise and sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2018.

F2 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

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September 20, 2018 Filed Sep 24, 2018 22:10 UTC
McCool John FChief Platform Officer
Exercise / conversionCommon Stock 83 $132.75 $11,018.25
Disclosure

SEC source: 0001596532-18-000221 · edgardoc.xml · nonDerivative · entry 1

McCool John F · CIK 0001701967 · Chief Platform Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 135

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 sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2018.

F2 · ownership.nature: These shares are held by a family trust for which the reporting person is a co-trustee.

Read SEC document
September 10, 2018 Filed Sep 12, 2018 22:31 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 2,662 $268.63 $715,082.15
Disclosure

SEC source: 0001596532-18-000219 · edgardoc.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 831,568

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $268.27 to $269.17 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
September 10, 2018 Filed Sep 12, 2018 22:31 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 4,232 $267.65 $1,132,692.68
Disclosure

SEC source: 0001596532-18-000219 · edgardoc.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 834,230

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $267.19 to $268.17 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
September 10, 2018 Filed Sep 12, 2018 22:31 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 3,506 $266.72 $935,136.10
Disclosure

SEC source: 0001596532-18-000219 · edgardoc.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 838,462

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $266.15 to $267.13 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
September 10, 2018 Filed Sep 12, 2018 22:31 UTC
Duda KennethCTO and SVP Software Eng.
SaleCommon Stock 600 $265.88 $159,526.98
Disclosure

SEC source: 0001596532-18-000219 · edgardoc.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 841,968

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 2, 2018.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $265.13 to $266.12 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.

F3 · ownership.nature: These shares are held by a family trust for which the reporting person is a trustee.

Read SEC document
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 1,300 $292.34 $380,046.03
Disclosure

SEC source: 0001596532-18-000216 · edgardoc.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,886

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2018.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $292.11 to $292.58, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista

Read SEC document
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 906 $291.41 $264,021.17
Disclosure

SEC source: 0001596532-18-000216 · edgardoc.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,186

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2018.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $291.10 to $291.94, 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
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 1,129 $290.48 $327,948.19
Disclosure

SEC source: 0001596532-18-000216 · edgardoc.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,092

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2018.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $290.10 to $290.93, 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
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 1,465 $289.59 $424,248.91
Disclosure

SEC source: 0001596532-18-000216 · edgardoc.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,221

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 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 $288.99 to $289.96, 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
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 200 $288.30 $57,660.00
Disclosure

SEC source: 0001596532-18-000216 · edgardoc.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,686

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 2018.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $287.98 to 288.62, 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
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 939 $0.00 Strike: $68.34 $0.00
Disclosure

SEC source: 0001596532-18-000215 · edgardoc.xml · derivative · entry 8

BECHTOLSHEIM ANDREAS · CIK 0001133206 · Director · Chief Development Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,728

Underlying: Common Stock · 939 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.

F5 · derivative.exercise_date: 1/5th of the 70,000 shares subject to the option vested on December 1, 2015 and 1/60th of the shares subject to the option shall continue to vest each month thereafter.

Read SEC document
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 8,334 $0.00 Strike: $38.00 $0.00
Disclosure

SEC source: 0001596532-18-000215 · edgardoc.xml · derivative · entry 7

BECHTOLSHEIM ANDREAS · CIK 0001133206 · Director · Chief Development Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 308,333

Underlying: Common Stock · 8,334 shares

Expires 2024-05-19

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.

F4 · derivative.exercise_date: 1/5th of the 500,000 shares subject to the option vested on September 30, 2017 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 333 $0.00 Strike: $22.49 $0.00
Disclosure

SEC source: 0001596532-18-000215 · edgardoc.xml · derivative · entry 6

BECHTOLSHEIM ANDREAS · CIK 0001133206 · Director · Chief Development Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,000

Underlying: Common Stock · 333 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.

F3 · 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
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
SaleCommon Stock 13,083 $290.06 $3,794,835.36
Disclosure

SEC source: 0001596532-18-000215 · edgardoc.xml · nonDerivative · entry 4

BECHTOLSHEIM ANDREAS · CIK 0001133206 · Director · Chief Development Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $290.00 to $290.30, 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
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionCommon Stock 939 $68.34 $64,171.26
Disclosure

SEC source: 0001596532-18-000215 · edgardoc.xml · nonDerivative · entry 3

BECHTOLSHEIM ANDREAS · CIK 0001133206 · Director · Chief Development Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,083

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.

Read SEC document
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionCommon Stock 8,334 $38.00 $316,692.00
Disclosure

SEC source: 0001596532-18-000215 · edgardoc.xml · nonDerivative · entry 2

BECHTOLSHEIM ANDREAS · CIK 0001133206 · Director · Chief Development Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,144

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.

Read SEC document
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionCommon Stock 333 $22.49 $7,489.17
Disclosure

SEC source: 0001596532-18-000215 · edgardoc.xml · nonDerivative · entry 1

BECHTOLSHEIM ANDREAS · CIK 0001133206 · Director · Chief Development Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,810

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.

Read SEC document
September 04, 2018 Filed Sep 6, 2018 20:40 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: 0001596532-18-000217 · edgardoc.xml · derivative · entry 17

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,500

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 12, 2017.

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
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 1,165 $0.00 Strike: $65.01 $0.00
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · derivative · entry 16

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,334

Underlying: Common Stock · 1,165 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 12, 2017.

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

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.