Arista Networks, Inc. — Director's Dealing 2021

Jul 15, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Arista Networks, Inc. (ANET)
CIK: 0001596532
Period of Report: 2021-07-12

Reporting Person: Duda Kenneth (CTO and SVP Software Eng.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-07-12	Common Stock	M	10000	$7.76	Acquired	12216	Direct
2021-07-12	Common Stock	S	3550	$370.3543	Disposed	8666	Direct
2021-07-12	Common Stock	S	1900	$371.2267	Disposed	6766	Direct
2021-07-12	Common Stock	S	800	$372.4331	Disposed	5966	Direct
2021-07-12	Common Stock	S	1950	$373.6515	Disposed	4016	Direct
2021-07-12	Common Stock	S	484	$374.699	Disposed	3532	Direct
2021-07-12	Common Stock	S	1116	$375.6926	Disposed	2416	Direct
2021-07-12	Common Stock	S	200	$377.29	Disposed	2216	Direct
2021-07-12	Common Stock	S	874	$370.3967	Disposed	32682	Indirect
2021-07-12	Common Stock	S	808	$371.2295	Disposed	31874	Indirect
2021-07-12	Common Stock	S	300	$372.4339	Disposed	31574	Indirect
2021-07-12	Common Stock	S	883	$373.5431	Disposed	30691	Indirect
2021-07-12	Common Stock	S	417	$374.7421	Disposed	30274	Indirect
2021-07-12	Common Stock	S	400	$376.09	Disposed	29874	Indirect
2021-07-12	Common Stock	S	400	$377.29	Disposed	29474	Indirect
2021-07-12	Common Stock	S	114	$373.2213	Disposed	43486	Indirect
2021-07-12	Common Stock	S	137	$374.0189	Disposed	43349	Indirect
2021-07-12	Common Stock	S	102	$375.2462	Disposed	43247	Indirect
2021-07-12	Common Stock	S	77	$375.9918	Disposed	43170	Indirect
2021-07-12	Common Stock	S	20	$377.379	Disposed	43150	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-07-12	Non-Qualified Stock Option (right to buy)	$7.76	M	10000	Disposed	2023-03-10	Common Stock (10000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	96018	Indirect
Common Stock	96018	Indirect
Common Stock	148237	Indirect

Footnotes

F1: The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 12, 2021.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $369.82 to $370.72, 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 $370.82 to $371.80, 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.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $371.92 to $372.91, 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 $373.15 to $374.14, 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 $374.22 to $375.20, 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.

F7: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $375.25 to $376.20, 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.

F8: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $377.13 to $377.45, 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.

F9: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on December 14, 2020.

F10: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $369.87 to $370.85, 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.

F11: 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.

F12: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $370.89 to $371.55, 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.

F13: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $372.15 to $372.985, 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.

F14: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $373.165 to $374.12, 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.

F15: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $374.26 to $374.89, 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.

F16: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $375.775 to $376.32, 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.

F17: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $377.13 to $377.45, 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.

F18: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into on December 14, 2020 by the reporting person's 501(c) Foundation, for which the reporting person and his spouse serve as co-trustee.

F19: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $372.65 to $373.645, 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.

F20: These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee.

F21: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $373.665 to $374.385, 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.

F22: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $374.70 to $375.69, 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.

F23: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $375.74 to $376.45, 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.

F24: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $376.90 to $377.45, 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.

F25: Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts.

F26: Reporting person is the trustee of the Kenneth Duda Annuity Trusts.

F27: These shares are held by a family trust for which the reporting person is co-trustee.

F28: 1/4th of the 100,000 shares subject to the option vested and became exercisable on December 1, 2016 and 1/48th of the shares subject to the option vested each month thereafter.