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ADTRAN (ADTN) SEC Filings & 10K Form

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$9.45 +0.11 (+1.18%)
Closing price 08/28/2025 04:00 PM Eastern
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Recent ADTRAN SEC Filings

DateFilerForm TypeView
08/14/2025
2:28 PM
ADTRAN (Subject)
Divisar Capital Management LLC (Filed by)
Form SCHEDULE 13G/A
08/05/2025
10:14 AM
ADTRAN (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
08/05/2025
6:30 AM
ADTRAN (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/16/2025
8:29 PM
ADTRAN (Filer)
Form 8-K/A
07/16/2025
2:27 PM
ADTRAN (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/15/2025
4:12 PM
ADTRAN (Issuer)
STANTON THOMAS R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/07/2025
12:20 PM
ADTRAN (Subject)
VANGUARD GROUP INC (Filed by)
Form SCHEDULE 13G/A
06/30/2025
3:04 PM
ADTRAN (Filer)
Form 11-K
Annual reports of employee stock purchase, savings and similar plans pursuant to Section 15(d)  
06/06/2025
6:20 AM
ADTRAN (Filer)
Form ARS/A
06/06/2025
6:00 AM
ADTRAN (Filer)
Form DEFR14A
06/06/2025
6:10 AM
ADTRAN (Filer)
Form DEFA14A
05/29/2025
3:14 PM
ADTRAN (Filer)
Form SD
Specialized Disclosure Report  
05/27/2025
4:26 PM
ADTRAN (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/27/2025
4:27 PM
ADTRAN (Filer)
Form DEFA14A
05/20/2025
4:22 PM
ADTRAN (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
05/20/2025
4:19 PM
ADTRAN (Filer)
Form 10-K/A
05/15/2025
10:41 AM
ADTRAN (Subject)
Divisar Capital Management LLC (Filed by)
Form SCHEDULE 13G/A
05/13/2025
4:05 PM
ADTRAN (Filer)
Form DEFA14A
05/08/2025
5:30 AM
ADTRAN (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/23/2025
10:35 AM
ADTRAN (Subject)
DnB Asset Management AS (Filed by)
Form SCHEDULE 13G/A
04/15/2025
8:13 PM
ADTRAN (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/15/2025
4:35 PM
ADTRAN (Issuer)
STANTON THOMAS R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/20/2025
3:10 PM
ADTRAN (Issuer)
Santo Timothy P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/06/2025
8:30 PM
ADTRAN (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/06/2025
9:39 AM
ADTRAN (Subject)
EGORA VENTURES AG (Filed by)
Form SCHEDULE 13G
03/03/2025
4:21 PM
ADTRAN (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
02/27/2025
6:11 AM
ADTRAN (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/14/2025
10:13 AM
ADTRAN (Subject)
Divisar Capital Management LLC (Filed by)
Form SCHEDULE 13G/A
01/28/2025
3:45 PM
ADTRAN (Issuer)
Wilson James Denson Jr (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/28/2025
3:37 PM
ADTRAN (Issuer)
STANTON THOMAS R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/28/2025
3:40 PM
ADTRAN (Issuer)
Dopfer Ulrich (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/28/2025
3:40 PM
ADTRAN (Issuer)
Glingener Christoph (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/22/2025
3:50 PM
ADTRAN (Issuer)
STANTON THOMAS R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/22/2025
3:51 PM
ADTRAN (Issuer)
Wilson James Denson Jr (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/26/2024
11:15 PM
ADTRAN (Filer)
Form EFFECT
11/18/2024
4:11 PM
ADTRAN (Filer)
Form S-3
Registration statement under Securities Act of 1933  
11/14/2024
11:07 AM
ADTRAN (Subject)
Divisar Capital Management LLC (Filed by)
Form SCHEDULE 13G/A
11/14/2024
10:03 AM
ADTRAN (Subject)
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC (Filed by)
Form SC 13G/A
11/12/2024
11:02 AM
ADTRAN (Subject)
DnB Asset Management AS (Filed by)
Form SC 13G
11/07/2024
6:00 AM
ADTRAN (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/04/2024
9:55 AM
ADTRAN (Subject)
VANGUARD GROUP INC (Filed by)
Form SC 13G
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10/15/2024
2:54 PM
ADTRAN (Issuer)
STANTON THOMAS R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/30/2024
3:00 PM
ADTRAN (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
(Data available from 1/1/2016 forward)


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This page (NASDAQ:ADTN) was last updated on 8/29/2025 by MarketBeat.com Staff
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