[144] Arista Networks, Inc. SEC Filing

Rhea-AI Filing Summary

Arista Networks Form 144 notice reports a proposed sale of 24,000 common shares through J.P. Morgan Securities (NYSE) with an aggregate market value of $3,411,840 and an approximate sale date of 09/17/2025. The shares were received on 02/27/2025 as a Grantor Annuity Trust distribution from Kenneth and Jennifer Duda. The filer certifies no undisclosed material adverse information and the filing identifies prior sales by related parties during the past three months, including multiple sales by Kenneth Duda (three sales of 30,000 shares each) and sales by trusts and a foundation, reflecting ongoing disposition activity by related persons.

Insights

Securities Analyst

TL;DR: Significant insider-related selling activity is disclosed; this is a routine Rule 144 compliance filing, not a company operational update.

The filing documents a planned block sale of 24,000 common shares valued at $3.41 million through J.P. Morgan, originating from a trust distribution on 02/27/2025. The record of multiple recent sales by the same family and affiliated trusts over the past three months indicates sustained liquidity actions by insiders/related parties rather than a single one-off transaction. This is material to shareholders as it increases publicly available float, but it does not provide any financial performance data or operational disclosures about Arista Networks.

Corporate Governance Expert

TL;DR: The Form 144 appears to meet Rule 144 disclosure requirements; multiple related-party sales suggest coordinated disposition planning.

The notice shows compliance with Rule 144 procedures: broker identification, acquisition date, and representation regarding undisclosed material information. Multiple sales by Kenneth Duda, family trusts, and a foundation over three months point to a structured pattern of disposals following a trust distribution. While this raises governance visibility for investors, the filing contains no allegations or disclosures about company governance changes or misconduct.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	J.P. Morgan Securities LLC 360 Madison Avenue - 6th Floor New York NY 10017	24000	3411840	1256865381	09/17/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/27/2025	Grantor Annuity Trust distribution	Kenneth and Jennifer Duda			24000	11/21/2022	NA

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Kenneth Duda C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	06/17/2025	30000	2766894
Kenneth Duda C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	07/17/2025	30000	3335757
Kenneth Duda C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	08/18/2025	30000	4095195
Molly Hsu-Mei Duda 2017 Trust C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	06/17/2025	8000	737838.4
Molly Hsu-Mei Duda 2017 Trust C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	07/17/2025	8000	889535.2
Molly Hsu-Mei Duda 2017 Trust C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	08/18/2025	8000	1092052
Sophie Hsu-Tsen Duda 2017 Trust C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	06/17/2025	8000	737838.4
Sophie Hsu-Tsen Duda 2017 Trust C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	07/17/2025	8000	889535.2
Sophie Hsu-Tsen Duda 2017 Trust C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	08/18/2025	8000	1092052
Foundation for Truth, Justice, and Compassion C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	06/17/2025	10000	922298
Foundation for Truth, Justice, and Compassion C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	07/17/2025	10000	1111919
Foundation for Truth, Justice, and Compassion C/O Issuer 5453 Great America Parkway Santa Clara CA 95054	Common	08/18/2025	10000	1365065

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)