ADTRAN Holdings, Inc.

ADTN ·Technology, Consumer Electronics, United States
Financial Statements › SEC Filings

SEC Filings

Form Filed Description
8-K Aug 10, 2026 8-K
4 Aug 10, 2026 4
4 Aug 7, 2026 4
10-Q Aug 4, 2026 10-Q
8-K Aug 4, 2026 8-K
4 Jul 28, 2026 4
8-K Jul 23, 2026 8-K
8-K Jul 22, 2026 8-K
S-3ASR Jul 17, 2026 S-3ASR
4 Jul 6, 2026 4
3 Jul 1, 2026 3
11-K Jun 26, 2026 11-K
8-K Jun 26, 2026 8-K
4 May 22, 2026 4
144 May 20, 2026
8-K May 18, 2026 8-K
SD May 12, 2026 SD
4 May 11, 2026 4
144 May 7, 2026
10-Q May 5, 2026 10-Q
8-K May 5, 2026 8-K
DEFA14A May 1, 2026 DEFA14A
SCHEDULE 13G Apr 28, 2026
8-K Apr 7, 2026 8-K
4 Apr 3, 2026 4
← Newer Page 1 of 83 · 2069 filings Older →