[Form 4] A10 NETWORKS INC Insider Trading Activity

Rhea-AI Filing Summary

Insider reporting for A10 Networks, Inc. (ATEN) shows General Counsel Robert Scott Weber disposed of 600 shares of common stock on 08/18/2025 through a gift transaction coded G. The filing reports Mr. Weber continues to beneficially own 56,013 shares directly after the transaction. The form states the 600-share transfer was a bona fide gift to a tax-exempt public charity under Section 501(c)(3) of the Internal Revenue Code. The filing was executed via attorney-in-fact.

Insights

Corporate Governance Expert

TL;DR: A routine charitable gift by a senior officer reduced direct holdings modestly; no control or governance change indicated.

The report documents a non-sale transfer of 600 shares by the company's General Counsel, recorded as a gift to a tax-exempt charity. The transaction code G and the explanation confirm charitable intent rather than market disposition. Post-transaction direct beneficial ownership remains at 56,013 shares, implying the officer retains a meaningful personal stake. There are no disclosures here of hedging, pledging, option exercises, or related-party transfers that would suggest governance or control shifts.

Compensation/Tax Analyst

TL;DR: The disposition is tax-charitable in nature and small relative to total holdings; it does not reflect compensation realization.

The form explicitly characterizes the 600-share movement as a bona fide gift to a Section 501(c)(3) charity, indicating tax-motivated philanthropy rather than monetization of equity compensation. The filing does not show option exercises, vesting events, or cash proceeds; price is reported as $0 consistent with a gift. Given the remaining direct holding of 56,013 shares, this transaction is immaterial to long-term equity exposure from a compensation accounting perspective.

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

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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^*

Weber Robert Scott

(Last) (First) (Middle)

C/O A10 NETWORKS, INC.

2300 ORCHARD PARKWAY

(Street)

SAN JOSE CA 95131

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
A10 Networks, Inc. [ ATEN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	General Counsel

3. Date of Earliest Transaction (Month/Day/Year)
08/18/2025

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	08/18/2025		G		600	D(1)	$0	56,013	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. Represents a bona fide gift of 600 shares by the Reporting Person to a tax-exempt public charity under Section 501(c)(3) of the Internal Revenue Code.

Remarks:

	/s/ Jill Osato, Attorney-in-fact	08/19/2025
	** 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

What transaction did ATEN reporting person Robert Scott Weber make?

He disposed of 600 shares of A10 Networks common stock on 08/18/2025 recorded with transaction code G (gift).

To whom were the 600 ATEN shares transferred?

The filing states the 600 shares were a bona fide gift to a tax-exempt public charity under Section 501(c)(3).

How many ATEN shares does Robert Scott Weber beneficially own after the transaction?

The report shows he beneficially owns 56,013 shares following the reported transaction.

Was any cash proceeds reported for the 600-share transfer?

No cash proceeds were reported; the price is listed as $0, consistent with a gift.

What is the reporting person’s role at A10 Networks?

The filing identifies Robert Scott Weber as the company’s General Counsel and an officer who filed this Form 4 individually.