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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001193125-24-078315
Filing Date
2024-03-27
Accepted
2024-03-27 09:05:25
Documents
3

Document Format Files

Seq Description Document Type Size
1 DEFA14A d721934ddefa14a.htm DEFA14A 11403
2 GRAPHIC g721934page154.jpg GRAPHIC 289183
3 GRAPHIC g721934page155.jpg GRAPHIC 224009
  Complete submission text file 0001193125-24-078315.txt   715508
Mailing Address 901 EXPLORER BLVD HUNTSVILLE AL 35806
Business Address 901 EXPLORER BLVD HUNTSVILLE AL 35806 256-963-8220
ADTRAN Holdings, Inc. (Filer) CIK: 0000926282 (see all company filings)

IRS No.: 872164282 | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-41446 | Film No.: 24786015
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)