Arista Networks, Inc. — Director's Dealing 2021

Oct 29, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Arista Networks, Inc. (ANET)
CIK: 0001596532
Period of Report: 2021-10-26

Reporting Person: Brennan Ita M (Senior Vice President, CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-10-26	Common Stock	M	9000	$84.97	Acquired	14233	Direct
2021-10-26	Common Stock	M	8784	$64.46	Acquired	23017	Direct
2021-10-26	Common Stock	S	4325	$400.4283	Disposed	18692	Direct
2021-10-26	Common Stock	S	700	$401.6729	Disposed	17992	Direct
2021-10-26	Common Stock	S	1099	$402.9989	Disposed	16893	Direct
2021-10-26	Common Stock	S	2196	$404.1292	Disposed	14697	Direct
2021-10-26	Common Stock	S	2596	$404.937	Disposed	12101	Direct
2021-10-26	Common Stock	S	4821	$405.9125	Disposed	7280	Direct
2021-10-26	Common Stock	S	2047	$406.8429	Disposed	5233	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-10-26	Non-Qualified Stock Option (right to buy)	$64.46	M	8784	Disposed	2025-09-10	Common Stock (8784)	Direct
2021-10-26	Non-Qualified Stock Option (right to buy)	$84.97	M	9000	Disposed	2025-06-15	Common Stock (9000)	Direct

Footnotes

F1: 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, 2021.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $400.16 to $400.78, 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: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $401.19 to $402.00, 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.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $402.41 to $403.35, 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.

F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $403.41 to $404.40, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F6: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $404.46 to $405.45, 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.

F7: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $405.46 to $406.42, 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.

F8: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $406.46 to $407.245, 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.

F9: 1/5th of the 10,000 shares subject to the option vest on December 1, 2017 and 1/60th of the shares subject to the option shall vest each month thereafter.

F10: 1/5th of the 25,000 shares subject to the option vest on May 18, 2016 and 1/60th of the shares subject to the option shall vest each month thereafter.