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CIK 0000926282 · Large accelerated filer

ADTRAN Holdings, Inc.

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Ticker
ADTN
Exchange
Nasdaq
Industry
Telephone & Telegraph Apparatus
FY end
Dec 31
Entity type
operating
EIN
872164282
Phone
256-963-8220
Business address
901 EXPLORER BLVD, HUNTSVILLE, AL, 35806
Former names
ADTRAN INC
  1. 8-K Event Results of operations · Regulation FD disclosure
  2. 8-K Event Executive or director change · Other events
  3. 8-K Event Executive or director change
  4. 8-K Event Results of operations · Regulation FD disclosure
  5. 8-K Event Material agreement · Agreement ended · New debt or obligation
  6. 8-K Event Results of operations · Regulation FD disclosure
  7. 8-K Event Executive or director change · Other events
  8. 8-K Event Bylaws or fiscal year change · Shareholder vote results
  9. 8-K Event Results of operations · Regulation FD disclosure
  10. 8-K Event Executive or director change
  11. DEF 14A Proxy Proxy Statement
  12. 10-K Report Annual Report
  13. 8-K Event Results of operations · Regulation FD disclosure
  14. 8-K Event Results of operations · Regulation FD disclosure
  15. 8-K Event Executive or director change
  16. 8-K Event Results of operations · Regulation FD disclosure
  17. 8-K Event Material agreement · New debt or obligation · Unregistered share sale
  18. 8-K Event Material agreement · Other events
  19. 8-K Event Results of operations · Regulation FD disclosure
  20. 8-K Event Shareholder vote results · Other events

Page 1 of 15 · 291 filings