SC 13G 1 A10NetworksInc.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* A10 Networks, Inc. ------------------------------------------------------------------------------- (Name of Issuer) COM USD 0.00001 ------------------------------------------------------------------------------- (Title of Class of Securities) 002121101 -------------------------------------------- (CUSIP Number) December 31, 2021 ------------------------------------------------------------------------------- (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [X] Rule 13d-1(b) [] Rule 13d-1(c) [] Rule 13d-1(d) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). Page 1 of 5 ----------------------- CUSIP No. 002121101 13G ----------------------- ------------------------------------------------------------------------------ 1. Name of Reporting Person I.R.S. Identification No. of above Person LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED ------------------------------------------------------------------------------ 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] ------------------------------------------------------------------------------ 3. SEC Use Only ------------------------------------------------------------------------------ 4. Citizenship or Place of Organization ONE COLEMAN STREET, LONDON, EC2R 5AA, UK ------------------------------------------------------------------------------ 5. Sole Voting Power Number of 0 Shares ---------------------------------------------------------- 6. Shared Voting Power Beneficially 2,394,385 Owned by ---------------------------------------------------------- Each 7. Sole Dispositive Power Reporting 2,394,385 Person ---------------------------------------------------------- 8. Shared Dispositive Power With: 0 ------------------------------------------------------------------------------ 9. Aggregate Amount Beneficially Owned by Each Reporting Person 2,394,385 ------------------------------------------------------------------------------ 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] ------------------------------------------------------------------------------ 11. Percent of Class Represented by Amount in Row (9) 3.08% ------------------------------------------------------------------------------ 12. Type of Reporting Person FI (NON U.S INSTITUTION) Page 2 of 5 ----------------------- CUSIP No. 002121101 13G ----------------------- ------------------------------------------------------------------------------ 1. Name of Reporting Person I.R.S. Identification No. of above Person GO UCITS ETF SOLUTIONS PLC ------------------------------------------------------------------------------ 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] ------------------------------------------------------------------------------ 3. SEC Use Only ------------------------------------------------------------------------------ 4. Citizenship or Place of Organization 2 GRAND CANAL SQUARE, DUBLIN 2, IRELAND ------------------------------------------------------------------------------ 5. Sole Voting Power Number of 0 Shares ---------------------------------------------------------- 6. Shared Voting Power Beneficially 2,394,385 Owned by ---------------------------------------------------------- Each 7. Sole Dispositive Power Reporting 0 Person ---------------------------------------------------------- 8. Shared Dispositive Power With: 0 ------------------------------------------------------------------------------ 9. Aggregate Amount Beneficially Owned by Each Reporting Person 2,394,385 ------------------------------------------------------------------------------ 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] ------------------------------------------------------------------------------ 11. Percent of Class Represented by Amount in Row (9) 3.08% ------------------------------------------------------------------------------ 12. Type of Reporting Person FI (NON U.S INSTITUTION) ------------------------------------------------------------------------------ Page 3 of 5 Item 1(a). Name of Issuer: A10 Networks, Inc. Item 1(b). Address of Issuer's Principal Executive Offices: 2300 ORCHARD PKWY SAN JOSE CA 95131 Item 2(a).LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED IS A DISCRETIONARY INVESTMENT MANAGER AUTHORISED AND REGULATED BY THE UK FINANCIAL CONDUCT AUTHORITY. GO UCITS ETF SOLUTIONS PLC (THE "COMPANY") IS ORGANISED AS AN OPEN-ENDED INVESTMENT COMPANY WITH VARIABLE CAPITAL. THE COMPANY IS STRUCTURED AS AN UMBRELLA FUND AND IS COMPRISED OF SEPARATE SUB-FUNDS (EACH, A "FUND", COLLECTIVELY THE "FUNDS"). THE COMPANY HAS SEGREGATED LIABILITY BETWEEN ITS FUNDS AND IS ORGANISED UNDER THE LAWS OF IRELAND AS A PUBLIC LIMITED COMPANY PURSUANT TO THE COMPANIES ACT (2014) (AS AMENDED)(THE "COMPANIES ACT"). GO ETF SOLUTIONS LLP HAS BEEN APPOINTED AS THE INVESTMENT MANAGER FOR EACH OF THE FUNDS WITHIN RESPONSIBILITY FOR THE MANAGEMENT OF THE INVESTMENT OF THE ASSETS OF THE FUNDS. THE INVESTMENT MANAGER IS AUTHORISED AND REGULATED BY THE UK FINANCIAL CONDUCT AUTHORITY. Name of Persons Filing: THIS STATEMENT IS FIELD BY: (i) LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED (ii) GO UCITS ETF SOLUTIONS PLC Item 2(b). Address of Principal Business Office or, if none, Residence: THE ADDRESS OF PRINCIPAL BUSINESS OFFICE IS: (i) ONE COLEMAN STREET, LONDON, EC2R 5AA (ii) 2 GRAND CANAL SQUARE, DUBLIN 2, IRELAND Item 2(c). Citizenship: (i) LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED - UK (ii) GO UCITS ETF SOLUTIONS PLC - IRELAND Item 2(d). Title of Class of Securities: COM USD 0.01 Item 2(e). CUSIP Number: 002121101 Item 3. If this statement is filed pursuant to Rules 13d-1(b) or 13d-2(b) or (c), check whether the person filing is a: (a).[_] Broker or dealer registered under Section 15 of the Act (b).[_] Bank as defined in Section 3(a)(6) of the Act (c).[_] Insurance company as defined in Section 3(a)(19) of the Act (d).[_] Investment company registered under Section 8 of the Investment Company Act of 1940 (e).[_] An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); (f).[_] An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F); (g).[_] A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G); (h).[_] A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813); (i).[_] A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940; (j).[X] A non-U.S. institution in accordance with Rule 13d-1(b)(1)(ii)(J); (k).[_] A group, in accordance with Rule 13d-1(b)(1)(ii) (A) through (K). If filing as a non-U.S. institution in accordance with Rule 13d-1(b)(1)(ii)(J), please specify the type of institution: Page 4 of 5 Item 4. Ownership.* (a). Amount beneficially owned: (i) LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED - 2,394,385 (ii) GO UCITS ETF SOLUTIONS PLC - 2,394,385 (b). Percent of Class: (i) LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED - 3.08% (ii) GO UCITS ETF SOLUTIONS PLC - 3.08% (c). Number of shares as to which such person has: (i). Sole power to vote or to direct the vote: 0 (ii). Shared power to vote or to direct the vote: LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED - 2,394,385 GO UCITS ETF SOLUTIONS PLC - 2,394,385 (iii). Sole power to dispose or to direct the disposition of: LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED - 2,394,385 (iv). Shared power to dispose or to direct the disposition of: 0 Item 5. Ownership of Five Percent or Less of a Class. NOT APPLICABLE Item 6. Ownership of More than Five Percent on Behalf of Another Person. NOT APPLICABLE Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company. NOT APPLICABLE Item 8. Identification and Classification of Members of the Group. NOT APPLICABLE Item 9. Notice of Dissolution of Group. NOT APPLICABLE Item 10. Certification. By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. -------------------------- Page 5 of 5 SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: February 14, 2022 LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED By:/s/ MARY ANN COLLEDGE ---------------------------------------- Name: MARY ANN COLLEDGE Title: HEAD OF CONDUCT ADVISORY

SEC Form SC 13G filed by A10 Networks Inc.