[Form 4] Arista Networks Insider Trading Activity

Rhea-AI Filing Summary

Arista Networks (ANET) – Form 4 insider transaction. Director Kelly Bodnar Battles disclosed the sale of 864 common shares on 25 Jul 2025 under a Rule 10b5-1 trading plan adopted 13 Jun 2024. Two tranches were executed: 367 shares at a weighted-avg price $114.40 (range $113.70-$114.70) and 497 shares at $114.88 (range $114.70-$115.07). After the sales, Battles directly holds 7,957 shares of Arista stock. No derivative securities were reported. The filing was signed on 29 Jul 2025 by an attorney-in-fact.

The transaction represents a 9.8 % reduction in the director’s direct shareholdings and is immaterial relative to Arista’s ~380 m shares outstanding. Because the trades occur under a pre-arranged plan, they do not necessarily signal a change in corporate outlook.

Positive

• Sale executed under Rule 10b5-1, indicating pre-planned, non-opportunistic trading and reducing potential negative signaling.

Negative

• Director reduced direct stake by 9.8 %, which some investors may interpret as modest insider pessimism, albeit on immaterial volume.

Insights

Securities Analyst

TL;DR: Small 10b5-1 director sale; negligible impact on ANET valuation.

Arista’s Form 4 shows Director Battles trimming 864 shares, leaving 7,957. The dollar value (~$99k) is trivial versus the firm’s multibillion-dollar market cap, and the use of a pre-scheduled 10b5-1 plan limits signaling risk. Insider sales generally attract scrutiny, but the sub-1 % stake change and maintenance of a meaningful holding suggest portfolio rebalancing rather than negative insider sentiment. No options were exercised or derivatives reported, so dilution concerns are absent. Overall impact is neutral; investors should monitor for pattern repetitions rather than treat this filing as a standalone catalyst.

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).

1. Name and Address of Reporting Person^*

Battles Kelly Bodnar

(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)
07/25/2025

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	07/25/2025		S(1)		367	D	$114.4016(2)	7,957	D
Common Stock	07/25/2025		S(1)		497	D	$114.8813(3)	7,460	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

Explanation of Responses:

1. The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 13, 2024.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.70 to $114.695, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.70 to $115.07, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

	By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Kelly Battles	07/29/2025
	** 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

How many Arista Networks shares did Director Kelly Bodnar Battles sell?

A total of 864 common shares were sold on 25 Jul 2025.

At what prices were the ANET shares sold?

Weighted-average prices were $114.40 for 367 shares and $114.88 for 497 shares.

How many Arista Networks shares does the director still own after the sale?

Following the transactions, Battles directly owns 7,957 shares.

Was the sale part of a pre-arranged plan?

Yes. The filing states the trades were executed under a Rule 10b5-1 plan adopted on 13 Jun 2024.

Does this insider sale materially affect ANET stock?

Given the small size (<0.001 % of shares outstanding), the transaction is viewed as immaterial to the company’s valuation.