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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
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: $64.46 $0.00
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · derivative · entry 15

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 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.

F8 · derivative.exercise_date: 1/5th of the 10,000 shares subject to the option shall vest and become 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 167 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · derivative · entry 14

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,000

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.

F7 · derivative.exercise_date: 1/60th of the 10,000 shares subject to the option shall vest and become exercisable on April 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 167 $0.00 Strike: $30.67 $0.00
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · derivative · entry 13

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,333

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 12, 2017.

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
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: $22.49 $0.00
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · derivative · entry 12

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,333

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 12, 2017.

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
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 100 $292.96 $29,296.00
Disclosure

SEC source: 0001596532-18-000217 · 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.

Read SEC document
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
Taxay MarcSVP and General Counsel
SaleCommon Stock 690 $291.92 $201,424.11
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · nonDerivative · entry 10

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,897

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 $291.62 to $292.53, 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
Taxay MarcSVP and General Counsel
SaleCommon Stock 700 $290.86 $203,599.97
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · nonDerivative · entry 9

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,587

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 $290.25 to $291.22, 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
Taxay MarcSVP and General Counsel
SaleCommon Stock 300 $289.75 $86,925.99
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · nonDerivative · entry 8

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,287

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 $289.19 to $290.14, 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
Taxay MarcSVP and General Counsel
SaleCommon Stock 210 $288.29 $60,540.29
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · nonDerivative · entry 7

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,587

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 $287.95 to $288.63, 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
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 1,165 $65.01 $75,736.65
Disclosure

SEC source: 0001596532-18-000217 · 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
September 04, 2018 Filed Sep 6, 2018 20:40 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $56.24 $9,392.08
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · nonDerivative · entry 5

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,632

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 04, 2018 Filed Sep 6, 2018 20:40 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $64.46 $10,764.82
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · nonDerivative · entry 4

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,465

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 04, 2018 Filed Sep 6, 2018 20:40 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $68.34 $11,412.78
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · nonDerivative · entry 3

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,298

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 04, 2018 Filed Sep 6, 2018 20:40 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $30.67 $5,121.89
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · nonDerivative · entry 2

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,131

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 04, 2018 Filed Sep 6, 2018 20:40 UTC
Taxay MarcSVP and General Counsel
Exercise / conversionCommon Stock 167 $22.49 $3,755.83
Disclosure

SEC source: 0001596532-18-000217 · edgardoc.xml · nonDerivative · entry 1

Taxay Marc · CIK 0001672685 · SVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,964

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
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 8,918 $0.00 Strike: $95.51 $0.00
Disclosure

SEC source: 0001596532-18-000205 · edgardoc.xml · derivative · entry 12

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,750

Underlying: Common Stock · 8,918 shares

Expires 2027-02-05

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.

F6 · derivative.exercise_date: 1/5th of the 82,500 shares subject to the option vested on February 6, 2018 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 2,333 $0.00 Strike: $68.34 $0.00
Disclosure

SEC source: 0001596532-18-000205 · edgardoc.xml · derivative · entry 11

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,667

Underlying: Common Stock · 2,333 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
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 3,333 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001596532-18-000205 · edgardoc.xml · derivative · entry 10

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,667

Underlying: Common Stock · 3,333 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.

F4 · derivative.exercise_date: 1/60th of the 100,000 shares subject to the option vested on January 1, 2017 and 1/60th of the shares subject to the option shall continue to vest each month thereafter.

Read SEC document
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 16,666 $0.00 Strike: $38.00 $0.00
Disclosure

SEC source: 0001596532-18-000205 · edgardoc.xml · derivative · entry 9

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 316,667

Underlying: Common Stock · 16,666 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.

F3 · 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
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 667 $0.00 Strike: $22.49 $0.00
Disclosure

SEC source: 0001596532-18-000205 · 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: 13,333

Underlying: Common Stock · 667 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.

F2 · 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
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
SaleCommon Stock 31,917 $303.00 $9,670,851.00
Disclosure

SEC source: 0001596532-18-000205 · edgardoc.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,477

Read SEC document
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionCommon Stock 2,333 $68.34 $159,437.22
Disclosure

SEC source: 0001596532-18-000205 · edgardoc.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,394

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
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionCommon Stock 3,333 $56.24 $187,447.92
Disclosure

SEC source: 0001596532-18-000205 · 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: 33,061

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
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionCommon Stock 8,918 $95.51 $851,758.18
Disclosure

SEC source: 0001596532-18-000205 · 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: 29,728

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
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionCommon Stock 16,666 $38.00 $633,308.00
Disclosure

SEC source: 0001596532-18-000205 · 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: 20,810

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
August 27, 2018 Filed Aug 28, 2018 23:59 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
Exercise / conversionCommon Stock 667 $22.49 $15,000.83
Disclosure

SEC source: 0001596532-18-000205 · 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: 4,144

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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 5,300 $310.80 $1,647,229.93
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 13

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,037

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $310.39 to $311.30, 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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 2,500 $309.84 $774,596.50
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 12

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,337

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $309.37 to $310.35, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 1,100 $308.60 $339,457.03
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 11

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,837

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $308.33 to $309.08, 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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 7,630 $307.63 $2,347,237.50
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 10

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,937

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $307.26 to $308.22, 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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 12,543 $306.70 $3,846,894.20
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 9

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,567

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $306.26 to $307.24, 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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,500 $305.87 $1,376,392.95
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 8

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,110

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $305.26 to $306.25, 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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 18,500 $304.67 $5,636,322.85
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 7

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,610

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $304.25 to $305.20, 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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 6,205 $303.89 $1,885,656.07
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 6

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,110

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $303.24 to $304.235, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 3,872 $302.58 $1,171,570.79
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 5

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,315

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $302.2001 to $303.09, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 2,600 $301.71 $784,455.88
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 4

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,187

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $301.20 to $302.185, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
Exercise / conversionCommon Stock 24,750 $95.51 $2,363,872.50
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 3

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,787

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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
Exercise / conversionCommon Stock 33,333 $56.24 $1,874,647.92
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,037

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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
Exercise / conversionCommon Stock 6,667 $22.49 $149,940.83
Disclosure

SEC source: 0001596532-18-000210 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,704

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
August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 24,750 $0.00 Strike: $95.51 $0.00
Disclosure

SEC source: 0001596532-18-000211 · edgardoc.xml · derivative · entry 6

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,750

Underlying: Common Stock · 24,750 shares

Expires 2027-02-05

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.

F8 · derivative.exercise_date: 1/5th of the 82,500 shares subject to the option vested on February 6, 2018 and 1/60th of the shares subject to the option shall vest monthly thereafter.

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August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 33,333 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001596532-18-000211 · edgardoc.xml · derivative · entry 5

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,667

Underlying: Common Stock · 33,333 shares

Expires 2026-02-12

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.

F6 · derivative.exercise_date: 1/60th of the 100,000 shares subject to the option vested on January 1, 2017 and 1/60th of the shares subject to the option shall continue to vest each month thereafter.

F7 · derivative.expiration_date: The last date to exercise is 2/11/2026. The first date this grant is not exercisable is 2/12/2026.

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August 27, 2018 Filed Aug 29, 2018 01:13 UTC
Ullal JayshreeDirector · President and CEO
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 6,667 $0.00 Strike: $22.49 $0.00
Disclosure

SEC source: 0001596532-18-000211 · edgardoc.xml · derivative · entry 4

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,333

Underlying: Common Stock · 6,667 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.

F5 · 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
August 24, 2018 Filed Aug 29, 2018 00:00 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 5,000 $0.00 Strike: $84.97 $0.00
Disclosure

SEC source: 0001596532-18-000206 · edgardoc.xml · derivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Common Stock · 5,000 shares

Expires 2025-06-15

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

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

F4 · derivative.exercise_date: 1/5th of the 25,000 shares subject to the option vested and became exercisable on the May 18, 2016 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
August 24, 2018 Filed Aug 29, 2018 00:00 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 4,700 $300.25 $1,411,174.06
Disclosure

SEC source: 0001596532-18-000206 · edgardoc.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,886

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 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 $300.00 to $300.91, 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
August 24, 2018 Filed Aug 29, 2018 00:00 UTC
Brennan Ita MSenior Vice President, CFO
SaleCommon Stock 300 $301.13 $90,339.00
Disclosure

SEC source: 0001596532-18-000206 · edgardoc.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,586

F1 · kind: The exercise and sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 11, 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 $301.08 to $301.18, 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
August 24, 2018 Filed Aug 29, 2018 00:00 UTC
Brennan Ita MSenior Vice President, CFO
Exercise / conversionCommon Stock 5,000 $84.97 $424,850.00
Disclosure

SEC source: 0001596532-18-000206 · edgardoc.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,886

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

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

Read SEC document
August 24, 2018 Filed Aug 29, 2018 00:00 UTC
Sadana AnshulChief Customer Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 4,167 $0.00 Strike: $68.34 $0.00
Disclosure

SEC source: 0001596532-18-000207 · edgardoc.xml · derivative · entry 11

Sadana Anshul · CIK 0001605807 · Chief Customer Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,333

Underlying: Common Stock · 4,167 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 sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2017.

F6 · derivative.exercise_date: 1/5th of the 50,000 shares subject to the option vested and became exercisable on December 1, 2017 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
August 24, 2018 Filed Aug 29, 2018 00:00 UTC
Sadana AnshulChief Customer Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 1,667 $0.00 Strike: $64.46 $0.00
Disclosure

SEC source: 0001596532-18-000207 · edgardoc.xml · derivative · entry 10

Sadana Anshul · CIK 0001605807 · Chief Customer Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,333

Underlying: Common Stock · 1,667 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 sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2017.

F5 · 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
August 24, 2018 Filed Aug 29, 2018 00:00 UTC
Sadana AnshulChief Customer Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 2,083 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001596532-18-000207 · edgardoc.xml · derivative · entry 9

Sadana Anshul · CIK 0001605807 · Chief Customer Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,917

Underlying: Common Stock · 2,083 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 sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2017.

F4 · derivative.exercise_date: 1/60th of the 25,000 shares subject to the option vested and became exercisable on April 1, 2017 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document
August 24, 2018 Filed Aug 29, 2018 00:00 UTC
Sadana AnshulChief Customer Officer
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 2,000 $0.00 Strike: $22.49 $0.00
Disclosure

SEC source: 0001596532-18-000207 · edgardoc.xml · derivative · entry 8

Sadana Anshul · CIK 0001605807 · Chief Customer Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,000

Underlying: Common Stock · 2,000 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 sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2017.

F3 · derivative.exercise_date: 1/5th of the 24,000 shares subject to the option vested and became exercisable on December 1, 2017 and 1/60th of the shares subject to the option shall vest monthly thereafter.

Read SEC document

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