Arista Networks, Inc. — Director's Dealing 2021

Nov 3, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Arista Networks, Inc. (ANET)
CIK: 0001596532
Period of Report: 2021-11-01

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-11-01	Common Stock	M	400	$22.49	Acquired	3666	Direct
2021-11-01	Common Stock	M	1666	$30.67	Acquired	5332	Direct
2021-11-01	Common Stock	M	834	$68.34	Acquired	6166	Direct
2021-11-01	Common Stock	M	334	$64.46	Acquired	6500	Direct
2021-11-01	Common Stock	M	416	$56.24	Acquired	6916	Direct
2021-11-01	Common Stock	M	167	$244.2	Acquired	7083	Direct
2021-11-01	Common Stock	M	83	$244.43	Acquired	7166	Direct
2021-11-01	Common Stock	M	291	$226.34	Acquired	7457	Direct
2021-11-01	Common Stock	M	41	$264.22	Acquired	7498	Direct
2021-11-01	Common Stock	S	432	$408.9114	Disposed	7066	Direct
2021-11-01	Common Stock	S	1300	$410.3183	Disposed	5766	Direct
2021-11-01	Common Stock	S	2000	$411.4937	Disposed	3766	Direct
2021-11-01	Common Stock	S	500	$412.536	Disposed	3266	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-11-01	Non-Qualified Stock Option (right to buy)	$22.49	M	400	Disposed	2024-01-12	Common Stock (400)	Direct
2021-11-01	Non-Qualified Stock Option (right to buy)	$30.67	M	1666	Disposed	2024-02-10	Common Stock (1666)	Direct
2021-11-01	Non-Qualified Stock Option (right to buy)	$56.24	M	416	Disposed	2026-02-11	Common Stock (416)	Direct
2021-11-01	Non-Qualified Stock Option (right to buy)	$64.46	M	334	Disposed	2025-09-10	Common Stock (334)	Direct
2021-11-01	Non-Qualified Stock Option (right to buy)	$68.34	M	834	Disposed	2024-12-15	Common Stock (834)	Direct
2021-11-01	Non-Qualified Stock Option (right to buy)	$226.34	M	291	Disposed	2029-02-07	Common Stock (291)	Direct
2021-11-01	Non-Qualified Stock Option (right to buy)	$244.2	M	167	Disposed	2028-04-12	Common Stock (167)	Direct
2021-11-01	Non-Qualified Stock Option (right to buy)	$244.43	M	83	Disposed	2028-11-08	Common Stock (83)	Direct
2021-11-01	Non-Qualified Stock Option (right to buy)	$264.22	M	41	Disposed	2029-05-09	Common Stock (41)	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.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $408.53 to $409.465, 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 $409.825 to $410.77, 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 $410.99 to $411.97, 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 $412.08 to $412.90, 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.

F6: 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.

F7: 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.

F8: 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.

F9: 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.

F10: 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.

F11: 1/48th of the 14,000 shares subject to the option vested and became exercisable on December 1, 2020 and 1/48th of the shares subject to the option shall continue to vest each month thereafter.

F12: 1/48th of the 8,000 shares subject to the option vested and became exercisable on June 1, 2020 and 1/48th of the shares subject to the option shall continue to vest each month thereafter.

F13: 1/48th of the 4,000 shares subject to the option vested and became exercisable on December 1, 2020 and 1/48th of the shares subject to the option shall continue to vest each month thereafter.

F14: 1/48th of the 2,000 shares subject to the option vested and became exercisable on June 10, 2019 and 1/48th of the shares subject to the option shall continue to vest each month thereafter.