Arista Networks, Inc. — Director's Dealing 2021

Nov 25, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Arista Networks, Inc. (ANET)
CIK: 0001596532
Period of Report: 2021-11-22

Reporting Person: McCool John F (Chief Platform Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-11-22	Common Stock	M	9000	$0.0	Acquired	9000	Direct
2021-11-22	Common Stock	M	1000	$0.0	Acquired	10000	Direct
2021-11-22	Common Stock	M	752	$0.0	Acquired	10752	Direct
2021-11-22	Common Stock	M	1252	$0.0	Acquired	12004	Direct
2021-11-22	Common Stock	M	1452	$0.0	Acquired	13456	Direct
2021-11-22	Common Stock	F	6673	$128.16	Disposed	6783	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-11-22	Restricted Stock Unit-1	$0.0	M	9000	Disposed		Common Stock (9000)	Direct
2021-11-22	Restricted Stock Unit-2	$0.0	M	1000	Disposed		Common Stock (1000)	Direct
2021-11-22	Restricted Stock Unit-3	$0.0	M	752	Disposed		Common Stock (752)	Direct
2021-11-22	Restricted Stock Unit-4	$0.0	M	1252	Disposed		Common Stock (1252)	Direct
2021-11-22	Restricted Stock Unit-5	$0.0	M	1452	Disposed		Common Stock (1452)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of Arista Networks, Inc. Common Stock upon vesting.

F2: On November 18, 2021, the issuer completed a four-for-one stock split of the issuer's common stock. All amounts have been adjusted to give effect to this stock split.

F3: Represents shares withheld to satisfy tax withholding obligations on the vesting of restricted stock units.

F4: 1/5th of the restricted stock unit award vested on May 20, 2018 and 1/20th of the award will vest 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.

F5: Six and one-quarter percent (6.25%) of the restricted stock units awarded vested on May 20, 2019 and will continue to vest at the same rate 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.

F6: Six and one-quarter percent (6.25%) of the restricted stock units awarded vested on November 20, 2020 and will continue to vest at the same rate 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.

F7: Six and one-quarter percent (6.25%) of the restricted stock units awarded vested on November 20, 2020 and will continue to vest at the same rate 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.

F8: Six and one-quarter percent (6.25%) of the restricted stock units awarded vested on May 20, 2021 and will continue to vest at the same rate 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.