A10 Networks, Inc. - ATEN

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 33
Latest filed: Sep 14, 2026
Form Count
4 14
8-K 8
144 5
4/A 3
SCHEDULE 13G 2
SCHEDULE 13G/A 1

Latest files

Filed Form Report period Accession SEC
Sep 14, 2026 8-K Sep 09, 2026 0001580808-26-000048 View
Aug 25, 2026 144 0001950047-26-008649 View
Aug 25, 2026 4 Aug 25, 2026 0001931555-26-000007 View
Aug 12, 2026 4 Aug 11, 2026 0001936128-26-000027 View
Aug 11, 2026 144 0001950047-26-007933 View
Aug 07, 2026 8-K Aug 06, 2026 0001193125-26-338817 View
Aug 05, 2026 8-K Aug 05, 2026 0001580808-26-000042 View
Aug 05, 2026 8-K Aug 03, 2026 0001580808-26-000041 View
Jul 30, 2026 SCHEDULE 13G 0001445546-26-005557 View
Jul 06, 2026 4 Jul 06, 2026 0001936128-26-000024 View
Jul 02, 2026 144 0001950047-26-006809 View
Jun 10, 2026 144 0001950047-26-005906 View
May 15, 2026 4/A May 15, 2026 0001936128-26-000021 View
May 15, 2026 4/A May 15, 2026 0001570462-26-000023 View
May 15, 2026 4/A May 15, 2026 0002085974-26-000012 View
May 15, 2026 4 May 14, 2026 0001936128-26-000019 View
May 15, 2026 4 May 14, 2026 0001570462-26-000021 View
May 15, 2026 4 May 14, 2026 0002085974-26-000010 View
May 07, 2026 8-K May 02, 2026 0001580808-26-000033 View
May 06, 2026 4 May 05, 2026 0001443284-26-000005 View
May 06, 2026 4 May 05, 2026 0002085974-26-000008 View
May 06, 2026 4 May 05, 2026 0001936128-26-000017 View
May 06, 2026 4 May 05, 2026 0001570462-26-000018 View
May 05, 2026 144 0001950047-26-004090 View
May 01, 2026 8-K Apr 27, 2026 0001580808-26-000026 View
Apr 29, 2026 SCHEDULE 13G 0002100119-26-000136 View
Apr 28, 2026 8-K Apr 28, 2026 0001580808-26-000023 View
Apr 24, 2026 4 Apr 22, 2026 0001239366-26-000006 View
Apr 23, 2026 4 Apr 22, 2026 0001586400-26-000004 View
Apr 23, 2026 4 Apr 22, 2026 0001443284-26-000003 View
Apr 23, 2026 8-K Apr 22, 2026 0001580808-26-000019 View
Apr 23, 2026 4 Apr 22, 2026 0001931555-26-000005 View
Mar 26, 2026 SCHEDULE 13G/A 0000102909-26-000509 View