Arista (NYSE: ANET) CFO nets RSU shares and withholds stock for taxes

Filing Impact

(Very High)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Arista Networks Senior Vice President and CFO Chantelle Yvette Breithaupt reported multiple stock-based compensation events involving restricted stock units and common shares. On February 20, 2026, several restricted stock unit (RSU) awards vested or were granted and then converted into Arista common stock at no cash exercise price.

The filing shows common shares issued from RSU conversions, along with new RSU and performance stock awards that were earned based on performance conditions and vested on February 20, 2026. To cover tax obligations on these vestings, 20,305 common shares were disposed of at $137.23 per share through share withholding, a non–open-market tax-withholding transaction. After these transactions, Breithaupt directly owned 69,624 shares of Arista common stock.

Insider Trade Summary

42,534 shares exercised/converted

Mixed 11 txns

Insider Breithaupt Chantelle Yvette

Role Senior Vice President, CFO

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit-1	10,920	$0.00	--
Exercise	Restricted Stock Unit-2	1,350	$0.00	--
Grant/Award	Restricted Stock Unit-3	15,864	$0.00	--
Exercise	Restricted Stock Unit-3	15,864	$0.00	--
Grant/Award	Restricted Stock Unit-7	14,400	$0.00	--
Exercise	Restricted Stock Unit-7	14,400	$0.00	--
Exercise	Common Stock	10,920	$0.00	--
Exercise	Common Stock	15,864	$0.00	--
Exercise	Common Stock	1,350	$0.00	--
Exercise	Common Stock	14,400	$0.00	--
Tax Withholding	Common Stock	20,305	$137.23	$2.79M

Holdings After Transaction: Restricted Stock Unit-1 — 87,340 shares (Direct); Restricted Stock Unit-2 — 20,250 shares (Direct); Restricted Stock Unit-3 — 15,864 shares (Direct); Restricted Stock Unit-7 — 14,400 shares (Direct); Common Stock — 58,315 shares (Direct)

Footnotes (1)

Each restricted stock unit represents a contingent right to receive one share of Arista Networks, Inc. Common Stock upon vesting. Represents shares withheld to satisfy tax withholding obligations on the vesting of restricted stock units. Twenty five percent (25%) of the restricted stock units awarded vested on Feb 20, 2025 and will continue to vest at a rate of six and one-quarter percent (6.25%) each quarter 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 of each year. Six and one-quarter percent (6.25%) of the restricted stock units awarded vest on February 20, 2026 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. This performance stock award was granted in the first quarter of 2024 and was earned based on attainment of certain performance conditions. The award vested on February 20, 2026. This performance stock award was granted in the first quarter of 2024 and was earned based on attainment of certain performance conditions. The award vested on February 20, 2026.

Form 4 Insider Transactions: What Each Field Means →

02/24/2026 - 07:18 PM

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

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)
02/20/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	02/20/2026		M		10,920	A	$0.0⁽¹⁾	58,315	D
Common Stock	02/20/2026		M		15,864	A	$0.0⁽¹⁾	74,179	D
Common Stock	02/20/2026		M		1,350	A	$0.0⁽¹⁾	75,529	D
Common Stock	02/20/2026		M		14,400	A	$0.0⁽¹⁾	89,929	D
Common Stock	02/20/2026		F⁽²⁾		20,305	D	$137.23	69,624	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Unit-1	$0.0⁽¹⁾	02/20/2026		M			10,920	⁽³⁾	⁽³⁾	Common Stock	10,920	$0.0	87,340	D
Restricted Stock Unit-2	$0.0⁽¹⁾	02/20/2026		M			1,350	⁽⁴⁾	⁽⁴⁾	Common Stock	1,350	$0.0	20,250	D
Restricted Stock Unit-3	$0.0⁽¹⁾	02/20/2026		A		15,864		⁽⁵⁾	⁽⁵⁾	Common Stock	15,864	$0.0	15,864	D
Restricted Stock Unit-3	$0.0⁽¹⁾	02/20/2026		M			15,864	⁽⁵⁾	⁽⁵⁾	Common Stock	15,864	$0.0	0	D
Restricted Stock Unit-7	$0.0⁽¹⁾	02/20/2026		A		14,400		⁽⁶⁾	⁽⁶⁾	Common Stock	14,400	$0.0	14,400	D
Restricted Stock Unit-7	$0.0⁽¹⁾	02/20/2026		M			14,400	⁽⁶⁾	⁽⁶⁾	Common Stock	14,400	$0.0	0	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. Twenty five percent (25%) of the restricted stock units awarded vested on Feb 20, 2025 and will continue to vest at a rate of six and one-quarter percent (6.25%) each quarter 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 of each year.

4. Six and one-quarter percent (6.25%) of the restricted stock units awarded vest on February 20, 2026 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.

5. This performance stock award was granted in the first quarter of 2024 and was earned based on attainment of certain performance conditions. The award vested on February 20, 2026.

6. This performance stock award was granted in the first quarter of 2024 and was earned based on attainment of certain performance conditions. The award vested on February 20, 2026.

	By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Chantelle Breithaupt	02/24/2026
	** 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).
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Source: View Original Filing on SEC EDGAR

FAQ

What did Arista Networks (ANET) CFO report in this Form 4?

The CFO reported vesting and grants of restricted stock units and performance stock awards that converted into Arista common shares, along with a share withholding transaction to satisfy tax obligations related to those equity awards.

How many Arista (ANET) shares were withheld for taxes in the CFO filing?

The filing shows 20,305 shares of Arista common stock disposed of at $137.23 per share. This was a tax-withholding transaction to satisfy tax liabilities arising from the vesting and conversion of restricted stock unit and performance stock awards.

How many Arista Networks (ANET) shares does the CFO own after these transactions?

After the reported equity award vesting, conversions, and tax-withholding disposition, the CFO directly owns 69,624 shares of Arista Networks common stock. This reflects net ownership following both the share issuances from awards and the shares withheld for taxes.

What types of equity awards are involved in this Arista (ANET) Form 4?

The Form 4 involves restricted stock units and performance stock awards. Each restricted stock unit represents a right to receive one Arista common share upon vesting, and the performance awards were earned based on specified performance conditions before vesting.

Are the Arista (ANET) CFO’s transactions open-market buys or sells?

The transactions are primarily equity award vesting, grants, and conversions, not open-market trades. The only disposal shown is a tax-withholding transaction, where 20,305 shares were delivered to cover tax obligations tied to the vesting events.

How do the Arista (ANET) CFO’s restricted stock units vest over time?

One RSU award vests 25% on February 20, 2025, then 6.25% each quarter on specified quarterly vest dates. Another vests 6.25% on February 20, 2026, and continues at the same 6.25% rate on each quarterly vest date thereafter.