Arista Networks, Inc. — Director's Dealing 2021

Jan 12, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Arista Networks, Inc. (ANET)
CIK: 0001596532
Period of Report: 2021-01-08

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-01-11	Common Stock	M	10000	$3.33	Acquired	18695	Direct
2021-01-11	Common Stock	S	800	$301.3388	Disposed	17895	Direct
2021-01-11	Common Stock	S	4338	$302.4239	Disposed	13557	Direct
2021-01-11	Common Stock	S	3962	$303.1259	Disposed	9595	Direct
2021-01-11	Common Stock	S	900	$303.8922	Disposed	8695	Direct
2021-01-11	Common Stock	S	77	$301.0503	Disposed	51561	Indirect
2021-01-11	Common Stock	S	303	$302.3053	Disposed	51258	Indirect
2021-01-11	Common Stock	S	363	$303.1425	Disposed	50895	Indirect
2021-01-11	Common Stock	S	131	$303.8693	Disposed	50764	Indirect
2021-01-11	Common Stock	S	21	$300.9195	Disposed	36654	Indirect
2021-01-11	Common Stock	S	73	$302.3399	Disposed	36581	Indirect
2021-01-11	Common Stock	S	89	$303.1553	Disposed	36492	Indirect
2021-01-11	Common Stock	S	32	$303.9134	Disposed	36460	Indirect
2021-01-08	Common Stock	S	5655	$300.2124	Disposed	151726	Indirect
2021-01-08	Common Stock	S	5655	$300.1461	Disposed	151726	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-01-11	Non-Qualified Stock Option (right to buy)	$3.33	M	10000	Disposed	2021-10-03	Common Stock (10000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	145318	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 4, 2020.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $300.73 to $301.66, 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 $301.73 to $302.71, 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 $302.73 to $303.70, 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 $303.75 to $304.17, 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 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 9, 2019.

F7: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $300.56 to $301.29, 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: 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.

F9: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $301.66 to $302.65, 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.

F10: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $302.67 to $303.66, 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: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $303.68 to $304.18, 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.

F12: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into on December 12, 2019 by the reporting person's 501(c) Foundation, for which the reporting person and his spouse serve as co-trustee.

F13: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $300.55 to $301.20, 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.

F14: These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee.

F15: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $301.66 to $302.64, 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 $302.67 to $303.66, 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 $303.69 to $304.22, 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 by the reporting person's spouses GRAT on December 12, 2019.

F19: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $300.00 to $300.675, 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: Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts.

F21: The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person's GRAT on December 12, 2019.

F22: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $300.00 to $300.95, 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: Reporting person is the trustee of the Kenneth Duda Annuity Trusts.

F24: These shares are held by a family trust for which the reporting person is co-trustee.

F25: 1/4th of the 100,000 shares subject to the option vested and became exercisable on September 30, 2013 and 1/48th of the shares subject to the option vested each month thereafter.