Adtran Inc

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Adtran Inc
TickerADTN
CIK #0000926282
CUSIP00486H105
SectorManufacturing - Telephone & Telegraph Apparatus
Address901 Explorer Blvd, Huntsville, AL 35806
Source [EDGAR]
CIK Filing 2011 - 2025
[0000926282] 10-K
[0000926282] 10-Q
[0000926282] 3
[0000926282] 4
[0000926282] 5
[0000926282] 8-K
[0000926282] SC 13D
[0000926282] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Egora Ventures AG Adtran Holdings Inc [2025-03-06] 0.0
DNB Asset Management as Adtran Holdings Inc [2024-11-12] 6.1
Vanguard Group Inc Adtran Holdings Inc [2024-11-04] 8.26
Divisar Capital Management LLC Adtran Holdings Inc [2024-03-25] 5.1
William Blair Investment Management LLC Adtran Holdings Inc [2024-02-12] 5.1
BlackRock Inc Adtran Holdings Inc [2023-01-20] 17.7
BlackRock Inc Adtran Holdings Inc [2022-09-08] 0.0
BlackRock Inc Adtran Holdings Inc [2022-09-08] 16.2
Protiva Brian Adtran Holdings Inc [2022-07-20] 1.6
Bank of New York Mellon Corp Adtran Inc [2022-02-02] 6.56
BlackRock Inc Adtran Inc [2021-01-25] 16.1
Renaissance Technologies LLC Adtran Inc [2020-02-12] 5.13
Victory Capital Management Inc Adtran Inc [2017-02-10] 7.19
Dimensional Fund Advisors LP Adtran Inc [2017-02-09] 5.57
Citadel Advisors LLC Adtran Inc [2013-08-29] 5.1
Vanguard Group Inc Adtran Inc [2013-02-13] 5.37
Artisan Partners Holdings LP Adtran Inc [2013-02-06] 7.4
Price T Rowe Associates Inc /MD/ Adtran Inc [2012-10-10] 13.1
FMR LLC Adtran Inc [2012-09-10] 0.0
Kornitzer Capital Management Inc /KS Adtran Inc [2012-01-20] 5.32
Form 3/4/5 Filer 2011 - 2025
Stanton Thomas R
ADTRAN Holdings, Inc.
Santo Timothy P
Glingener Christoph
Dopfer Ulrich
Wilson James Denson Jr
HUSS H Fenwick
Walker Kathryn A
McCray Gregory James
Theodosopoulos Nikos
Nair Balan
Jacqueline Hourigan Rice
Protiva Brian
Hey Johanna
Foliano Michael
Kimpe Marc
Harris Ray
Conger Robert
Centis Ronald
Scheiterer Eduard
Nichols Roy J
McInnis Jeffrey F
Melone Anthony J.
Whalen Daniel T
Shannon Roger D
Marks William L
Neville John
Heering Kevin P.
Marsh Charles E.
Schansman Raymond R
Schneider Kevin W
Matthews James E
Fredrickson Robert A
North James L
Ireland Ross K
Form 13F Holdings
Firm Period DFND Voting Shares
BlackRock, Inc. [2025-06-30] SOLE 7,795,471 8,058,350
Vanguard Group Inc [2025-06-30] SOLE 0 7,954,909
Divisar Capital Management LLC [2025-06-30] SOLE 4,229,362 4,229,362
William Blair Investment Management LLC [2025-06-30] SOLE 2,060,649 2,902,526
DnB Asset Management AS [2025-06-30] OTR 0 2,729,515
Royce & Associates LP [2025-06-30] SOLE 2,102,070 2,102,070
State Street Corp [2025-06-30] DFND 1,741,627 1,855,480
Geode Capital Management LLC [2025-06-30] DFND 1,749,306 1,749,306
First Eagle Investment Management LLC [2025-06-30] SOLE 1,133,607 1,133,607
Needham Investment Management LLC [2025-06-30] DFND 1,120,000 1,120,000
Westerly Capital Management LLC [2025-06-30] SOLE 975,000 975,000
Tieton Capital Management LLC [2025-06-30] SOLE 952,492 952,492
Morgan Stanley [2025-06-30] DFND 872,852 943,998
SG Capital Management LLC [2025-06-30] SOLE 847,417 847,417
Marshall Wace LLP [2025-06-30] OTR 0 816,533
Federated Hermes Inc [2025-06-30] DFND 767,743 767,743
Kovack Advisors Inc [2025-06-30] SOLE 0 714,200
Qube Research & Technologies Ltd [2025-06-30] SOLE 686,711 686,711
Charles Schwab Investment Management Inc [2025-06-30] SOLE 682,019 682,069
Renaissance Technologies LLC [2025-06-30] SOLE 668,840 668,840
Northern Trust Corp [2025-06-30] DFND 664,520 665,561
Bank of America Corp /DE/ [2025-06-30] DFND 19,254 646,367
Squarepoint Ops LLC [2025-06-30] DFND 0 630,846
Hillsdale Investment Management Inc [2025-06-30] SOLE 534,320 534,320
Goldman Sachs Group Inc [2025-06-30] DFND 511,939 512,184
1492 Capital Management LLC [2025-06-30] SOLE 472,980 472,980
Citadel Advisors LLC [2025-06-30] DFND 470,446 470,446
JPMorgan Chase & Co [2025-06-30] DFND 388,710 456,479
Man Group plc [2025-06-30] DFND 187,949 392,799
Dimensional Fund Advisors LP [2025-06-30] SOLE 309,193 360,328
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