Ownership Submission
FORM 4
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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).
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
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OMB APPROVAL
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OMB Number:3235-0287Expires:January 31, 2005Estimated average burden hours per response...0.5
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1. Name and Address of Reporting Person *
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Singer Eric
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2. Issuer Name and Ticker or Trading Symbol
A10 Networks, Inc. [ATEN]
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5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director
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_____ 10% Owner
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_____ Officer (give title below)
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_____ Other (specify below)
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(Last)
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(First)
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(Middle)
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C/O A10 NETWORKS, INC. , 2300 ORCHARD PARKWAY
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3. Date of Earliest Transaction (Month/Day/Year)
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(Street)
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SAN JOSE
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CA
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95131
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4. If Amendment, Date Original Filed(Month/Day/Year)
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6. Individual or Join/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
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Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
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1.Title of Security
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2. Transaction Date (Month/Day/Year)
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2A. Deemed Execution Date, if any (Month/Day/Year)
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3. Transaction Code
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4. Securities Acquired (A) or Disposed of (D)
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5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
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6. Ownership Form: Direct (D) or Indirect (I)
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7. Nature of Indirect Beneficial Ownership
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Code
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V
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Amount
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(A) or (D)
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Price
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
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2. Conversion or Exercise Price of Derivative Security
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3. Transaction Date (Month/Day/Year)
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3A. Deemed Execution Date, if any (Month/Day/Year)
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4. Transaction Code
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5. Number of Derivative Securities Acquired (A) or Disposed of (D)
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6. Date Exercisable and Expiration Date
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7. Title and Amount of Securities Underlying Derivative Security
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8. Price of Derivative Security
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9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s)
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10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
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11. Nature of Indirect Beneficial Ownership
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Code
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V
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(A)
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(D)
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Date Exercisable
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Expriation Date
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Title
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Amount or Number of Shares
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Reporting Owners
Reporting Owner Name / Address
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Relationships
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Director
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10% Owner
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Officer
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Other
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Singer Eric
C/O A10 NETWORKS, INC.
2300 ORCHARD PARKWAY
SAN JOSE, CA95131
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X
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VIEX Opportunities Fund, LP Series One
C/O A10 NETWORKS, INC.
2300 ORCHARD PARKWAY
SAN JOSE, CA95131
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X
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Signatures
/s/ Robert Cochran, Attorney-in-fact for Eric Singer
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2022-06-27
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**Signature of Reporting Person
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Date
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VIEX OPPORTUNITIES FUND, LP - SERIES ONE, By: VIEX GP, LLC, its General Partner, Name: /s/ Eric Singer, Title: Managing Member
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2022-06-27
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**Signature of Reporting Person
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Date
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Explanation of Responses:
(*)
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If the form is filed by more than one reporting person, see Instruction 5(b)(v).
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(**)
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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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(1)
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Each share is represented by a Restricted Stock Unit ("RSU"). The RSUs will vest on the earlier of the first anniversary of the grant date or the date of the Issuer's next Annual Meeting, subject to the Reporting Person's continued service as of such date.
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(2)
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This Form 4 is filed jointly by VIEX Opportunities Fund, LP - Series One ("Series One"), a series of VIEX Opportunities Fund, LP, VIEX GP, LLC ("VIEX GP"), VIEX Capital Advisors, LLC ("VIEX Capital"), and Eric Singer (collectively, the "Reporting Persons").
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(3)
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Each Reporting Person disclaims beneficial ownership of the securities of the Issuer reported herein except to the extent of his or its pecuniary interest therein, and this report shall not be deemed to be an admission that any Reporting Person is the beneficial owner of such securities for purposes of Section 16 or any other purpose.
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(4)
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Securities of A10 Networks, Inc. (the "Issuer") beneficially owned directly by Series One. VIEX GP, as the general partner of Series One, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by Series One. VIEX Capital, as the investment manager of Series One, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by Series One. Mr. Singer, as the managing member of each of VIEX GP and VIEX Capital, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by Series One.
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