Arista Networks (NYSE: ANET) CTO Kenneth Duda files Form 4 on trust share transfers

Rhea-AI Filing Summary

Arista Networks (ANET) executive Kenneth Duda, who serves as President, CTO and director, reported several internal transfers of Arista common stock on 12/03/2025. The Form 4 shows a transaction code "J," indicating non-market, non-open-market transfers.

The filing discloses 75,000 shares moved from the spouse’s GRAT to a family trust and 75,000 shares moved from Duda’s own GRAT to the same family trust, all at a reported price of $0.0 per share. It also notes an aggregate contribution of 150,000 shares to GRATs for Duda and his spouse. After these transactions, Duda reports indirect beneficial ownership of Arista stock through multiple vehicles, including annuity trusts, a family trust, a children’s trust, and a 501(c) foundation, and he disclaims beneficial ownership of shares held for a child’s benefit.

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

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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^*

Duda Kenneth

(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)
	President and CTO

3. Date of Earliest Transaction (Month/Day/Year)
12/03/2025

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	12/03/2025		J		75,000(1)	A	$0.0	757,961	I	By GRAT JD(2)
Common Stock	12/03/2025		J		75,000(3)	A	$0.0	757,961	I	By GRAT KD(4)
Common Stock	12/03/2025		J		150,000(5)	D	$0.0	35,083	I	by Trust(6)
Common Stock								12,976	D
Common Stock								1,159,168	I	By Childrens' Trust(7)
Common Stock								542,400	I	By Foundation(8)

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

Explanation of Responses:

1. Represents 75,000 shares transferred to the Family Trust from the GRAT of the Reporting Person's spouse.

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

3. Represents 75,000 shares transferred to the Family Trust from the GRAT of the Reporting Person.

4. Reporting person is the trustee of the Kenneth Duda Annuity Trusts.

5. Represents an aggregate of 150,000 shares contributed to the GRAT of the Reporting Person (75,000 shares), and GRAT of the Reporting Person's spouse (75,000 shares)

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

7. These shares are held in a trust for the benefit of a Child 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.

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

	By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Kenneth Duda	12/05/2025
	** 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 did Arista Networks (ANET) insider Kenneth Duda report in this Form 4?

The Form 4 reports internal transfers of Arista Networks common stock on 12/03/2025, involving GRATs, a family trust, a children’s trust, and a foundation related to Kenneth Duda and his spouse.

How many Arista Networks (ANET) shares were moved between trusts in this filing?

The filing states that 75,000 shares were transferred from the spouse’s GRAT to a family trust and 75,000 shares from Kenneth Duda’s GRAT to the same family trust, and that an aggregate of 150,000 shares was contributed to GRATs for Duda and his spouse.

Were the Arista Networks (ANET) insider transactions executed at a market price?

No. The transactions are reported with a transaction code "J" and a stated price of $0.0 per share, indicating non-market transfers rather than open-market purchases or sales.

What is Kenneth Duda’s relationship to Arista Networks (ANET)?

Kenneth Duda is reported as both a director and an officer of Arista Networks, serving as President and CTO.

How are Arista Networks (ANET) shares held indirectly by Kenneth Duda?

The filing notes indirect holdings through annuity trusts, a family trust, a children’s trust, and a 501(c) foundation, where Duda and/or his spouse act as trustee or co-trustee, and it states that he disclaims beneficial ownership of shares held for a child’s benefit.

Does Kenneth Duda disclaim beneficial ownership of any Arista Networks (ANET) shares?

Yes. The filing explains that shares in a trust for the benefit of a child of the reporting person are held in a trust where he is co-trustee, and he disclaims beneficial ownership of those shares.