Arista CFO awarded 19,170 restricted stock units

Breithaupt Chantelle Yvette reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Breithaupt Chantelle Yvette reported acquisition or exercise transactions in this Form 4 filing.

Arista Networks, Inc. reported that Senior Vice President and CFO Chantelle Yvette Breithaupt received an equity award of 19,170 restricted stock units. Each unit represents a contingent right to receive one share of Arista common stock upon vesting.

According to the grant terms, one twelfth of these restricted stock units will vest on February 20, 2028 and will then continue to vest at the same rate on each quarterly vest date. Quarterly vest dates are defined as the first market trading day on or after February 20, May 20, August 20, and November 20 of each year.

Insider Trade Summary

Grant/Award: 19,170 shares

Grant/Award 1 txn

Insider Breithaupt Chantelle Yvette

Role Senior Vice President, CFO

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Unit-6	19,170	$0.00	$0.00

Holdings After Transaction: Restricted Stock Unit-6 — 19,170 contracts (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. One twelfth of the restricted stock units awarded will vest on February 20, 2028 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, and November 20 of each year.

FAQ

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

What insider transaction did Arista Networks (ANET) disclose for its CFO?

Arista Networks disclosed that its Senior Vice President and CFO, Chantelle Yvette Breithaupt, received a grant of 19,170 restricted stock units. These units are part of her equity compensation and convert into Arista common shares as they vest over time.

How many restricted stock units were granted to the Arista Networks (ANET) CFO?

The Arista Networks CFO, Chantelle Yvette Breithaupt, was granted 19,170 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of Arista Networks common stock when the vesting conditions are satisfied over the specified schedule.

When do the newly granted Arista Networks (ANET) RSUs to the CFO start vesting?

The restricted stock units granted to Arista Networks’ CFO start vesting on February 20, 2028. On that date, one twelfth of the award vests, with additional portions vesting on subsequent quarterly vest dates defined in the award terms.

What is the vesting schedule for the Arista Networks (ANET) CFO’s RSU grant?

One twelfth of the CFO’s restricted stock units will vest on February 20, 2028. The remaining units will continue to vest at the same rate on each quarterly vest date, aligned with specific calendar periods defined by the company.

How often do the Arista Networks (ANET) CFO RSUs vest after 2028?

After the initial vest on February 20, 2028, the CFO’s restricted stock units vest quarterly. Vest dates occur on the first market trading day on or after February 20, May 20, August 20, and November 20 each year until the award is fully vested.

What does each Arista Networks (ANET) restricted stock unit granted to the CFO represent?

Each restricted stock unit granted to the Arista Networks CFO represents a contingent right to receive one share of Arista Networks common stock. The units only convert into actual shares as they vest according to the detailed schedule set out in the award.

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

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Accepted by SEC EDGAR 02/17/2026 - 07:27 PM Learn about SEC filing dates

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^*

Breithaupt Chantelle Yvette

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Senior Vice President, CFO

3. Date of Earliest Transaction (Month/Day/Year)
02/13/2026

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

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-6	$0.0(1)	02/13/2026		A		19,170		(2)	(2)	Common Stock	19,170	$0.0	19,170	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. One twelfth of the restricted stock units awarded will vest on February 20, 2028 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, and November 20 of each year.

	By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Chantelle Breithaupt	02/17/2026
	** 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.
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