Arista director acquires 808 shares via RSUs

Arista Networks director Robert G. Lavender reported acquiring shares through the vesting of restricted stock units.

Accepted by SEC EDGAR 02/24/2026 - 07:21 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Arista Networks director Robert G. Lavender reported acquiring shares through the vesting of restricted stock units. On February 20, 2026, 808 RSUs were exercised at a price of $0.00 per share, converting into 808 shares of Arista Networks common stock held directly.

Each RSU represents a right to receive one share of common stock upon vesting. These RSUs were originally granted on March 14, 2025, with one-quarter vesting on August 20, 2025 and additional portions scheduled to vest on quarterly trading dates tied to February 20, May 20, August 20, and November 20.

Insider Trade Summary

808 shares exercised/converted

Exercise 2 txns

Insider Lavender Robert G

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit-2	808	$0.00	$0.00
Exercise	Common Stock	808	$0.00	$0.00

Holdings After Transaction: Restricted Stock Unit-2 — 807 contracts (Direct); Common Stock — 3,262 shares (Direct)

Holdings Before and After: Restricted Stock Unit-2, 1,615 to 807 contracts (Direct); Common Stock, 2,454 to 3,262 shares (Direct)

Footnotes (2)

1. F1. Each restricted stock unit represents a contingent right to receive one share of Arista Networks, Inc. Common Stock upon vesting.
2. F2. The reporting person was granted RSUs on March 14, 2025. 1/4th of the shares vested on August 20, 2025 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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Arista Networks (ANET) report for Robert G. Lavender?

Arista Networks reported that director Robert G. Lavender acquired 808 shares of common stock on February 20, 2026. The shares came from the exercise of restricted stock units that vested according to a pre-established quarterly vesting schedule from a March 14, 2025 RSU grant.

How many Arista Networks (ANET) shares were acquired in this Form 4 filing?

The Form 4 shows that 808 restricted stock units were converted into 808 shares of Arista Networks common stock. This occurred on February 20, 2026, through an exercise of derivative securities at a stated price of $0.00 per share, consistent with standard RSU vesting mechanics.

What are the key terms of Robert G. Lavender’s RSU grant at Arista Networks (ANET)?

Robert G. Lavender was granted restricted stock units on March 14, 2025. One quarter of the shares vested on August 20, 2025, with additional portions scheduled to vest on the first market trading day on or after February 20, May 20, August 20, and November 20 each year.

Does this Arista Networks (ANET) Form 4 reflect a stock sale or a purchase?

The Form 4 reflects an acquisition of shares through RSU vesting rather than an open-market purchase or sale. The transaction is coded as an exercise or conversion of derivative securities, converting 808 restricted stock units into 808 shares of common stock directly owned.

How do the Arista Networks (ANET) RSUs reported by Robert G. Lavender work?

Each restricted stock unit reported represents a contingent right to receive one share of Arista Networks common stock. When vesting dates are reached under the grant’s schedule, the RSUs settle into common shares, as occurred with the 808 units vesting on February 20, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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^*

Lavender Robert G

(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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/20/2026

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	02/20/2026		M		808	A	$0.0(1)	3,262	D

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-2	$0.0(1)	02/20/2026		M			808	(2)	(2)	Common Stock	808	$0.0	807	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. The reporting person was granted RSUs on March 14, 2025. 1/4th of the shares vested on August 20, 2025 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.

	By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Robert Lavender	02/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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