0001415889-24-012865.txt : 20240510 0001415889-24-012865.hdr.sgml : 20240510 20240510162458 ACCESSION NUMBER: 0001415889-24-012865 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240509 FILED AS OF DATE: 20240510 DATE AS OF CHANGE: 20240510 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CHUNG PETER Y CENTRAL INDEX KEY: 0001239366 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36343 FILM NUMBER: 24935295 MAIL ADDRESS: STREET 1: C/O SUMMIT PARTNERS STREET 2: 222 BERKELEY STREET, 18TH FLR CITY: BOSTON STATE: MA ZIP: 02116 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: A10 Networks, Inc. CENTRAL INDEX KEY: 0001580808 STANDARD INDUSTRIAL CLASSIFICATION: COMPUTER COMMUNICATIONS EQUIPMENT [3576] ORGANIZATION NAME: 06 Technology IRS NUMBER: 201446869 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 2300 ORCHARD PKWY CITY: SAN JOSE STATE: CA ZIP: 95131 BUSINESS PHONE: (408) 325-8668 MAIL ADDRESS: STREET 1: 2300 ORCHARD PKWY CITY: SAN JOSE STATE: CA ZIP: 95131 4 1 form4-05102024_080534.xml X0508 4 2024-05-09 0001580808 A10 Networks, Inc. ATEN 0001239366 CHUNG PETER Y C/O SUMMIT PARTNERS 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 true false false false 0 Common Stock 2024-05-09 4 A 0 12903 0 A 3915213 I See Remarks Represents restricted stock units granted to Mr. Chung as part of the director compensation program. The restricted stock units will vest on the earlier of May 9, 2025 or the date of the Issuer's next Annual Meeting, and will settle solely by delivery of an equal number of shares of Common Stock provided that Mr. Chung remains in continuous service with the Issuer through the vesting date. 2. The reported securities are held as follows: 2,717,692 shares in the name of Summit Partners Growth Equity Fund VIII-A, L.P.; 992,866 shares in the name of Summit Partners Growth Equity Fund VIII-B, L.P.; 15,889 shares in the name of Summit Investors I, LLC; 1,399 shares in the name of Summit Investors I (UK), L.P.; and 187,367 shares and restricted stock units in the name of Mr. Chung, which are held for the benefit of Summit Partners, L.P. Mr. Chung holds any Common Stock and restricted stock units for the benefit of Summit Partners, L.P., which he has empowered to determine when the underlying shares will be sold and which is entitled to the proceeds of any such sales. Summit Partners, L.P. is the managing member of Summit Partners GE VIII, LLC, which is the general partner of Summit Partners GE VIII, L.P., which is the general partner of each of Summit Partners Growth Equity Fund VIII-A, L.P. and Summit Partners Growth Equity Fund VIII-B, L.P. (Continued from footnote 3) Summit Master Company, LLC is the managing member of Summit Investors Management, LLC, which is the manager of Summit Investors I, LLC and the general partner of Summit Investors I (UK), L.P. Summit Partners GE VIII, LLC, as the general partner of Summit Partners GE VIII, L.P., and Summit Master Company, LLC, as the managing member of Summit Investors Management, LLC, has each delegated investment decisions, including voting and dispositive power, to Summit Partners, L.P. and its Investment Committee responsible for voting and investment decisions with respect to the Issuer. (Continued from footnote 4) Summit Partners, L.P., through a two-person Investment Committee, responsible for voting and investment decisions with respect to the Issuer, currently composed of Scott C. Collins and Peter Y. Chung, has voting and dispositive authority over the shares and restricted stock units reported herein and therefore may be deemed to beneficially own such shares and restricted stock units. Summit Partners, L.P., Mr. Collins and Mr. Chung each disclaim beneficial ownership of the shares of Common Stock and the restricted stock units, except to the extent of its or his respective pecuniary interest therein. /s/Adam H. Hennessey, POA for Peter Y. Chung 2024-05-10