Arista Networks, Inc. — Director's Dealing 2021

Mar 31, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Arista Networks, Inc. (ANET)
CIK: 0001596532
Period of Report: 2021-03-29

Reporting Person: Sadana Anshul (SVP, Chief Operating Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-03-29	Common Stock	M	400	$22.49	Acquired	2058	Direct
2021-03-29	Common Stock	M	100	$30.67	Acquired	2158	Direct
2021-03-29	Common Stock	S	500	$315.184	Disposed	1658	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-03-29	Non-Qualified Stock Option (right to buy)	$22.49	M	400	Disposed	2024-01-12	Common Stock (400)	Direct
2021-03-29	Non-Qualified Stock Option (right to buy)	$30.67	M	100	Disposed	2024-02-10	Common Stock (100)	Direct

Footnotes

F1: The exercise and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2020
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F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $315.14 to $315.25, 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.

F3: 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.

F4: 1/5th of the 100,000 shares subject to the option vested and became exercisable on December 1, 2018 and 1/60th of the shares subject to the option shall vest monthly thereafter.