[Form 4] Arista Networks, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Arista Networks, Inc. (ANET) CEO and Chairperson Jayshree Ullal reported equity award activity and related tax withholding on a Form 4. On 11/20/2025, 20,600 and 27,660 shares of common stock were acquired at $0.0 upon vesting of restricted stock units, and 24,218 shares were disposed of at $124.81 to cover tax obligations. Following these transactions, Ullal directly holds 33,959 shares of Arista common stock. In addition, large indirect holdings are reported, including 18,312,010 shares held by a family trust for which Ullal is co‑trustee.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Ullal Jayshree

(Last) (First) (Middle)

5453 GREAT AMERICA PARKWAY

(Street)

SANTA CLARA CA 95054

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Arista Networks, Inc. [ ANET ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CEO and Chairperson

3. Date of Earliest Transaction (Month/Day/Year)
11/20/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/20/2025		M		20,600	A	$0.0(1)	30,517	D
Common Stock	11/20/2025		M		27,660	A	$0.0(1)	58,177	D
Common Stock	11/20/2025		F(2)		24,218	D	$124.81	33,959	D
Common Stock								5,383,207	I	By Trust for Child 1(3)
Common Stock								5,383,207	I	By Trust for Child 2(3)
Common Stock								30,000	I	By Trust for Nephew(4)
Common Stock								30,000	I	By Trust for Niece(4)
Common Stock								18,312,010	I	by Trust(5)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit-7	$0.0(1)	11/20/2025		M			20,600	(6)	(6)	Common Stock	20,600	$0.0	20,592	D
Restricted Stock Unit-8	$0.0(1)	11/20/2025		M			27,660	(7)	(7)	Common Stock	27,660	$0.0	138,320	D

Explanation of Responses:

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

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

3. These shares are held in 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.

4. These shares are held in trust for the benefit of relatives of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.

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

6. This performance stock award was granted in the first quarter of 2022 and was earned based on attainment of certain performance conditions. The award vested 25% on February 21, 2023 and will continue to vest quarterly over 3 years. 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.

7. This performance stock award was granted in the first quarter of 2023 and was earned based on attainment of certain performance conditions. The award vested (25%) on February 20, 2024, and will continue to vest quarterly over 3 years. 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.

	By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Jayshree Ullal	11/24/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What does the latest Form 4 for Arista Networks (ANET) report for CEO Jayshree Ullal?

The Form 4 reports that CEO and Chairperson Jayshree Ullal had restricted stock units vest on 11/20/2025, resulting in common stock acquisitions and a share disposition to satisfy tax withholding obligations.

How many Arista Networks (ANET) shares vested for Jayshree Ullal in this Form 4?

Two restricted stock unit awards vested into Arista common stock: one for 20,600 shares and another for 27,660 shares, each at an exercise price of $0.0 per share.

How many ANET shares were used for tax withholding and at what price?

The filing shows that 24,218 shares of Arista Networks common stock were disposed of with a transaction code F to satisfy tax withholding obligations at a price of $124.81 per share.

What is Jayshree Ullals direct Arista Networks (ANET) share ownership after these transactions?

After the reported transactions, Jayshree Ullal directly owns 33,959 shares of Arista Networks common stock, as shown in the Form 4 table.

What indirect Arista Networks (ANET) holdings are reported for Jayshree Ullal?

The Form 4 lists indirect holdings held in various trusts, including 18,312,010 shares held by a family trust where Ullal is co-trustee, and additional shares held in trusts for children, a nephew, and a niece, with beneficial ownership disclaimed for certain trusts.

How do the performance stock awards for ANET vest for Jayshree Ullal?

One performance stock award granted in the first quarter of 2022 vested 25% on February 21, 2023 and continues to vest quarterly over three years. Another granted in the first quarter of 2023 vested 25% on February 20, 2024 and will also vest quarterly over three years, with vest dates on the first market trading day on or after February 20, May 20, August 20, and November 20 each year.