Tapewire

NYSE · USD

ANET

Arista Networks, Inc.

Export transactions ↓
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

JSON API
Reset

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
February 29, 2016 Filed Mar 1, 2016 22:37 UTC SaleCommon Stock 31,408 $69.12 $2,171,002.62
Disclosure

SEC source: 0001605733-16-000003 · primary_doc.xml · nonDerivative · entry 1

2010 David R Cheriton Irrevocable Trust dtd July 27, 2010 · CIK 0001605733 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,575,905

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.00 to $69.71, 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
February 16, 2016 Filed May 12, 2016 20:08 UTC
Smith Mark StephenSr. VP, Worldwide Sales
GrantCommon Stock 376 $36.55 $13,742.80
Disclosure

SEC source: 0001596532-16-000259 · edgardoc.xml · nonDerivative · entry 1

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,244

F1 · balance_after: Includes 376 shares acquired under the Arista Networks, Inc. 2014 Employee Share Purchase Plan on February 16, 2016.

Read SEC document
February 12, 2016 Filed Feb 18, 2016 02:13 UTC
BECHTOLSHEIM ANDREASDirector · Chief Development Officer · 10% owner
GrantNon-qualified Stock Option (Right to Buy) · Derivative 100,000 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001133206-16-000001 · primary_doc.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Common Stock · 100,000 shares

Expires 2026-02-11

F1 · derivative.exercise_date: 1/5th of the shares subject to the option shall vest on January 1, 2017, and 1/60th of the shares subject to the option shall vest each month thereafter provided that the reporting person continues to be a service provider as of each vest date.

Read SEC document
February 12, 2016 Filed Feb 18, 2016 02:17 UTC
Ullal JayshreeDirector · President and CEO
GrantNon-qualified Stock Option (Right to Buy) · Derivative 100,000 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001133206-16-000002 · primary_doc.xml · derivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Common Stock · 100,000 shares

Expires 2026-02-11

F1 · derivative.exercise_date: 1/5th of the shares subject to the option shall vest on January 1, 2017, and 1/60th of the shares subject to the option shall vest each month thereafter provided that the reporting person continues to be a service provider to the Issuer as of each vest date.

Read SEC document
February 12, 2016 Filed Feb 18, 2016 02:25 UTC
Brennan Ita MSVP & Chief Financial Officer
GrantNon-qualified Stock Option (Right to Buy) · Derivative 20,000 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001133206-16-000003 · primary_doc.xml · derivative · entry 2

Brennan Ita M · CIK 0001494211 · SVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock · 20,000 shares

Expires 2026-02-11

F2 · derivative.exercise_date: 1/5th of the shares subject to the option shall vest on April 1, 2017 and 1/60th of the shares subject to the option shall vest each month thereafter provided that the reporting person continues to be a service provider to the Issuer as of each vest date.

Read SEC document
February 12, 2016 Filed Feb 18, 2016 02:25 UTC
Brennan Ita MSVP & Chief Financial Officer
GrantRestricted Stock Unit Award · Derivative 6,000 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001133206-16-000003 · primary_doc.xml · derivative · entry 1

Brennan Ita M · CIK 0001494211 · SVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,000

Underlying: Common Stock · 6,000 shares

Expires not disclosed

F1 · derivative.exercise_date: Twenty percent (20%) of the restricted stock unit will vest on February 20, 2017 and five percent (5%) of the award will vest every quarter on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

F1 · derivative.expiration_date: Twenty percent (20%) of the restricted stock unit will vest on February 20, 2017 and five percent (5%) of the award will vest every quarter on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

Read SEC document
February 12, 2016 Filed Feb 18, 2016 02:32 UTC
Duda KennethSVP and CTO
GrantNon-qualified Stock Option (Right to Buy) · Derivative 25,000 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001133206-16-000004 · primary_doc.xml · derivative · entry 2

Duda Kenneth · CIK 0001605808 · SVP and CTO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,000

Underlying: Common Stock · 25,000 shares

Expires 2026-02-11

F2 · derivative.exercise_date: 1/5th of the shares subject to the option shall vest on April 1, 2017, and 1/60th of the shares subject to the option shall vest each month thereafter provided that the reporting person continues to be a service provider to the Issuer as of each vest date.

Read SEC document
February 12, 2016 Filed Feb 18, 2016 02:32 UTC
Duda KennethSVP and CTO
GrantRestricted Stock Unit Award · Derivative 10,000 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001133206-16-000004 · primary_doc.xml · derivative · entry 1

Duda Kenneth · CIK 0001605808 · SVP and CTO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_date: Twenty percent (20%) of the restricted stock unit will vest on February 20, 2017 and five percent (5%) of the award will vest every quarter on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

F1 · derivative.expiration_date: Twenty percent (20%) of the restricted stock unit will vest on February 20, 2017 and five percent (5%) of the award will vest every quarter on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

Read SEC document
February 12, 2016 Filed Feb 18, 2016 02:38 UTC
Sadana AnshulSVP, Customer Engineering
GrantNon-qualified Stock Option (Right to Buy) · Derivative 25,000 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001133206-16-000005 · primary_doc.xml · derivative · entry 2

Sadana Anshul · CIK 0001605807 · SVP, Customer Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,000

Underlying: Common Stock · 25,000 shares

Expires 2026-02-11

F2 · derivative.exercise_date: 1/5th of the shares subject to the option shall vest on April 1, 2017, and 1/60th of the shares subject to the option shall vest each month thereafter provided that the reporting person continues to be a service provider to the Issuer as of each vest date.

Read SEC document
February 12, 2016 Filed Feb 18, 2016 02:38 UTC
Sadana AnshulSVP, Customer Engineering
GrantRestricted Stock Unit Award · Derivative 10,000 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001133206-16-000005 · primary_doc.xml · derivative · entry 1

Sadana Anshul · CIK 0001605807 · SVP, Customer Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_date: Twenty percent (20%) of the restricted stock unit will vest on February 20, 2017 and five percent (5%) of the award will vest every quarter on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 and November 20 of each year.

F1 · derivative.expiration_date: Twenty percent (20%) of the restricted stock unit will vest on February 20, 2017 and five percent (5%) of the award will vest every quarter on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 and November 20 of each year.

Read SEC document
February 12, 2016 Filed Feb 17, 2016 21:44 UTC
Smith Mark StephenSVP, WW Sales Operations
GrantNon-qualified Stock Option (Right to Buy) · Derivative 20,000 $0.00 Strike: $56.24 $0.00
Disclosure

SEC source: 0001133206-16-000006 · primary_doc.xml · derivative · entry 2

Smith Mark Stephen · CIK 0001546946 · SVP, WW Sales Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock · 20,000 shares

Expires 2026-02-11

F2 · derivative.exercise_date: 1/5th of the shares subject to the option shall vest on April 1, 2017 and 1/60th of the shares subject to the option shall vest each month thereafter provided that the reporting person continues to be a service provider to the Issuer as of each vest date.

Read SEC document
February 12, 2016 Filed Feb 17, 2016 21:44 UTC
Smith Mark StephenSVP, WW Sales Operations
GrantRestricted Stock Unit Award · Derivative 6,000 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001133206-16-000006 · primary_doc.xml · derivative · entry 1

Smith Mark Stephen · CIK 0001546946 · SVP, WW Sales Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,000

Underlying: Common Stock · 6,000 shares

Expires not disclosed

F1 · derivative.exercise_date: Twenty percent (20%) of the restricted stock unit will vest on February 20, 2017 and five percent (5%) of the award will vest every quarter on each quarterly vest date. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

F1 · derivative.expiration_date: Twenty percent (20%) of the restricted stock unit will vest on February 20, 2017 and five percent (5%) of the award will vest every quarter on each quarterly vest date. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.

Read SEC document
December 30, 2015 Filed Jan 4, 2016 20:05 UTC
Smith Mark StephenSr. VP, Worldwide Sales · Sr. VP, Worldwide Sales
SaleCommon Stock 1,150 $78.21 $89,937.48
Disclosure

SEC source: 0001596532-16-000238 · edgardoc.xml · nonDerivative · entry 1

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 103,741

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 8, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.01 to $78.42, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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

Read SEC document
December 28, 2015 Filed Dec 31, 2015 00:21 UTC
Sadana AnshulSVP, Customer Engineering · SVP, Customer Engineering
SaleCommon Stock 10,000 $78.04 $780,367.00
Disclosure

SEC source: 0001596532-15-000236 · edgardoc.xml · nonDerivative · entry 1

Sadana Anshul · CIK 0001605807 · SVP, Customer Engineering · SVP, Customer Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 296,679

F1 · kind: This sale of shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 11, 2014, as amended June 8, 2015.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.00 to $78.16, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
December 23, 2015 Filed Dec 28, 2015 18:38 UTC
Smith Mark StephenSr. VP, Worldwide Sales · Sr. VP, Worldwide Sales
SaleCommon Stock 1,150 $73.15 $84,119.05
Disclosure

SEC source: 0001596532-15-000234 · edgardoc.xml · nonDerivative · entry 1

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 104,891

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 8, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.98 to $73.20, 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.

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

Read SEC document
December 16, 2015 Filed Dec 18, 2015 11:39 UTC
Smith Mark StephenSr. VP, Worldwide Sales · Sr. VP, Worldwide Sales
SaleCommon Stock 1,150 $71.27 $81,956.71
Disclosure

SEC source: 0001596532-15-000232 · edgardoc.xml · nonDerivative · entry 1

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 106,041

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 8, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.08 to $71.45, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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

Read SEC document
December 11, 2015 Filed Dec 15, 2015 02:56 UTC
Ullal JayshreeDirector · President and CEO · President and CEO
SaleCommon Stock 1,210 $69.58 $84,190.47
Disclosure

SEC source: 0001596532-15-000230 · edgardoc.xml · nonDerivative · entry 6

Ullal Jayshree · CIK 0001605809 · Director · President and CEO · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Niece

Disclosed balance after: 50,000

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.385 to $69.80, 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.

F6 · ownership.nature: These shares are held in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 11, 2015 Filed Dec 15, 2015 02:56 UTC
Ullal JayshreeDirector · President and CEO · President and CEO
SaleCommon Stock 1,210 $69.58 $84,190.47
Disclosure

SEC source: 0001596532-15-000230 · edgardoc.xml · nonDerivative · entry 5

Ullal Jayshree · CIK 0001605809 · Director · President and CEO · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Nephew

Disclosed balance after: 50,000

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.385 to $69.80, 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.

F6 · ownership.nature: These shares are held in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 10, 2015 Filed Dec 15, 2015 02:56 UTC
Ullal JayshreeDirector · President and CEO · President and CEO
SaleCommon Stock 300 $71.22 $21,365.01
Disclosure

SEC source: 0001596532-15-000230 · edgardoc.xml · nonDerivative · entry 4

Ullal Jayshree · CIK 0001605809 · Director · President and CEO · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 1,250,000

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.8900 to $71.7000, 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 10, 2015 Filed Dec 15, 2015 02:56 UTC
Ullal JayshreeDirector · President and CEO · President and CEO
SaleCommon Stock 5,750 $70.31 $404,285.38
Disclosure

SEC source: 0001596532-15-000230 · edgardoc.xml · nonDerivative · entry 3

Ullal Jayshree · CIK 0001605809 · Director · President and CEO · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 1,250,300

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.85 to $70.7440, 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 10, 2015 Filed Dec 15, 2015 02:56 UTC
Ullal JayshreeDirector · President and CEO · President and CEO
SaleCommon Stock 300 $71.22 $21,365.01
Disclosure

SEC source: 0001596532-15-000230 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 1,250,000

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.8900 to $71.7000, 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 10, 2015 Filed Dec 15, 2015 02:56 UTC
Ullal JayshreeDirector · President and CEO · President and CEO
SaleCommon Stock 5,750 $70.31 $404,285.38
Disclosure

SEC source: 0001596532-15-000230 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 1,250,300

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.85 to $70.7440, 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 09, 2015 Filed Dec 11, 2015 12:20 UTC
Smith Mark StephenSr. VP, Worldwide Sales
SaleCommon Stock 150 $73.01 $10,952.00
Disclosure

SEC source: 0001596532-15-000227 · edgardoc.xml · nonDerivative · entry 2

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 107,191

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 8, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.81 to $73.42, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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

Read SEC document
December 09, 2015 Filed Dec 11, 2015 12:20 UTC
Smith Mark StephenSr. VP, Worldwide Sales
SaleCommon Stock 1,000 $72.07 $72,067.00
Disclosure

SEC source: 0001596532-15-000227 · edgardoc.xml · nonDerivative · entry 1

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 107,341

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 8, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.76 to $72.73, 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
December 09, 2015 Filed Dec 11, 2015 17:21 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 1,350 $73.33 $98,997.53
Disclosure

SEC source: 0001596532-15-000228 · edgardoc.xml · nonDerivative · entry 4

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 1,256,050

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.07 to $73.42, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: These shares are held in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 09, 2015 Filed Dec 11, 2015 17:21 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,600 $72.64 $334,141.70
Disclosure

SEC source: 0001596532-15-000228 · edgardoc.xml · nonDerivative · entry 3

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 1,257,400

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.0510 to $72.92, 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 09, 2015 Filed Dec 11, 2015 17:21 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 1,350 $73.33 $98,997.53
Disclosure

SEC source: 0001596532-15-000228 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 1,256,050

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.07 to $73.42, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: These shares are held in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 09, 2015 Filed Dec 11, 2015 17:21 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 4,600 $72.64 $334,141.70
Disclosure

SEC source: 0001596532-15-000228 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 1,257,400

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.0510 to $72.92, 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 08, 2015 Filed Dec 10, 2015 23:54 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 650 $73.04 $47,473.27
Disclosure

SEC source: 0001596532-15-000224 · edgardoc.xml · nonDerivative · entry 4

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Niece

Disclosed balance after: 51,210

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.02 to $73.225 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 in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 08, 2015 Filed Dec 10, 2015 23:54 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 540 $72.23 $39,002.42
Disclosure

SEC source: 0001596532-15-000224 · edgardoc.xml · nonDerivative · entry 3

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Niece

Disclosed balance after: 51,860

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.91 to $72.90 inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: These shares are held in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 08, 2015 Filed Dec 10, 2015 23:54 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 650 $73.04 $47,473.27
Disclosure

SEC source: 0001596532-15-000224 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Nephew

Disclosed balance after: 51,210

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.02 to $73.225 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 in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 08, 2015 Filed Dec 10, 2015 23:54 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 540 $72.23 $39,002.42
Disclosure

SEC source: 0001596532-15-000224 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Nephew

Disclosed balance after: 51,860

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.91 to $72.90 inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: These shares are held in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
December 07, 2015 Filed Dec 9, 2015 21:33 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 3,200 $73.88 $236,419.20
Disclosure

SEC source: 0001596532-15-000222 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 3,762,664

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.81 to $73.94 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.

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

Read SEC document
December 07, 2015 Filed Dec 9, 2015 21:33 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 11,100 $73.31 $813,783.18
Disclosure

SEC source: 0001596532-15-000222 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 3,765,864

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.80 to $73.79 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
December 02, 2015 Filed Dec 4, 2015 22:08 UTC
Sadana AnshulSVP, Customer Engineering
SaleCommon Stock 4,609 $75.00 $345,675.00
Disclosure

SEC source: 0001596532-15-000217 · edgardoc.xml · nonDerivative · entry 1

Sadana Anshul · CIK 0001605807 · SVP, Customer Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 306,679

F1 · kind: This sale of shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 11, 2014, as amended June 8, 2015.

Read SEC document
December 02, 2015 Filed Dec 4, 2015 17:12 UTC
Smith Mark StephenSr. VP, Worldwide Sales
SaleCommon Stock 100 $75.88 $7,587.50
Disclosure

SEC source: 0001596532-15-000219 · edgardoc.xml · nonDerivative · entry 2

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 108,341

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 8, 2014.

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

Read SEC document
December 02, 2015 Filed Dec 4, 2015 17:12 UTC
Smith Mark StephenSr. VP, Worldwide Sales
SaleCommon Stock 1,050 $75.05 $78,802.50
Disclosure

SEC source: 0001596532-15-000219 · edgardoc.xml · nonDerivative · entry 1

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 108,441

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 8, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.52 to $75.29, 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
November 27, 2015 Filed Dec 1, 2015 22:47 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 82 $73.61 $6,036.04
Disclosure

SEC source: 0001596532-15-000211 · edgardoc.xml · nonDerivative · entry 8

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Niece

Disclosed balance after: 52,400

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.49 to $73.81 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.

F5 · ownership.nature: These shares are held in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 27, 2015 Filed Dec 1, 2015 22:47 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 1,108 $73.19 $81,095.30
Disclosure

SEC source: 0001596532-15-000211 · edgardoc.xml · nonDerivative · entry 7

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Niece

Disclosed balance after: 52,482

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.48 to $73.48 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.

F5 · ownership.nature: These shares are held in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 27, 2015 Filed Dec 1, 2015 22:47 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 82 $73.61 $6,036.04
Disclosure

SEC source: 0001596532-15-000211 · edgardoc.xml · nonDerivative · entry 6

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Nephew

Disclosed balance after: 52,400

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.49 to $73.81 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.

F5 · ownership.nature: These shares are held in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 27, 2015 Filed Dec 1, 2015 22:47 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 1,108 $73.19 $81,095.30
Disclosure

SEC source: 0001596532-15-000211 · edgardoc.xml · nonDerivative · entry 5

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Nephew

Disclosed balance after: 52,482

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.48 to $73.48 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.

F5 · ownership.nature: These shares are held in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 27, 2015 Filed Dec 1, 2015 22:47 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 408 $73.61 $30,033.00
Disclosure

SEC source: 0001596532-15-000211 · edgardoc.xml · nonDerivative · entry 4

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 1,262,000

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.49 to $73.81 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 27, 2015 Filed Dec 1, 2015 22:47 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 5,542 $73.19 $405,622.86
Disclosure

SEC source: 0001596532-15-000211 · edgardoc.xml · nonDerivative · entry 3

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 1,262,408

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.48 to $73.48 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 27, 2015 Filed Dec 1, 2015 22:47 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 408 $73.61 $30,033.00
Disclosure

SEC source: 0001596532-15-000211 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 1,262,000

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.49 to $73.81 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 27, 2015 Filed Dec 1, 2015 22:47 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 5,542 $73.19 $405,622.86
Disclosure

SEC source: 0001596532-15-000211 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 1,262,408

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.48 to $73.48 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 25, 2015 Filed Nov 25, 2015 23:54 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 5,950 $74.27 $441,932.09
Disclosure

SEC source: 0001596532-15-000197 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 2

Disclosed balance after: 1,267,950

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.72 to $74.71 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 25, 2015 Filed Nov 25, 2015 23:54 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 5,950 $74.27 $441,932.09
Disclosure

SEC source: 0001596532-15-000197 · edgardoc.xml · nonDerivative · entry 1

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Child 1

Disclosed balance after: 1,267,950

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.72 to $74.71 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 in a trust for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

Read SEC document
November 25, 2015 Filed Nov 25, 2015 18:55 UTC
Smith Mark StephenSr. VP, Worldwide Sales
SaleCommon Stock 350 $74.33 $26,017.01
Disclosure

SEC source: 0001596532-15-000199 · edgardoc.xml · nonDerivative · entry 2

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 109,491

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 8, 2014.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.26 to $74.52, 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
November 25, 2015 Filed Nov 25, 2015 18:55 UTC
Smith Mark StephenSr. VP, Worldwide Sales
SaleCommon Stock 800 $73.58 $58,860.00
Disclosure

SEC source: 0001596532-15-000199 · edgardoc.xml · nonDerivative · entry 1

Smith Mark Stephen · CIK 0001546946 · Sr. VP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 109,841

F1 · kind: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 8, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.14 to $73.84, 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
November 24, 2015 Filed Nov 25, 2015 20:00 UTC
Ullal JayshreeDirector · President and CEO
SaleCommon Stock 1,190 $73.47 $87,429.90
Disclosure

SEC source: 0001596532-15-000191 · edgardoc.xml · nonDerivative · entry 2

Ullal Jayshree · CIK 0001605809 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust for Niece

Disclosed balance after: 53,590

F1 · kind: The sale reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2014.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.06 to $73.79, 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 in a trust for the benefit of a relative of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

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.