CIK 0000926282 · Large accelerated filer
ADTRAN Holdings, Inc.
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- 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
- S-8 POS Other Post-effective Amendment
- S-8 POS Other Post-effective Amendment
- S-8 POS Other Post-effective Amendment
- S-8 POS Other Post-effective Amendment
- S-8 POS Other Post-effective Amendment
- S-8 POS Other Post-effective Amendment
- 425 Deal Prospectus/Communication re Business Combination
- 8-K Event Acquisition or sale completed · Delisting notice · Shareholder rights changed · Change in control · Executive or director change · Bylaws or fiscal year change · Regulation FD disclosure
- 425 Deal Prospectus/Communication re Business Combination
- 8-K Event Regulation FD disclosure
- 425 Deal Prospectus/Communication re Business Combination
- 425 Deal Prospectus/Communication re Business Combination
- 425 Deal Prospectus/Communication re Business Combination
- 425 Deal Prospectus/Communication re Business Combination
- 425 Deal Prospectus/Communication re Business Combination
- 4 Grant or award SVP, Technology & Strategy acquired 60.82 shares (grant or award)
- 8-K Event Benefit plan blackout
- 11-K Other Annual Report
- 4 Grant or award Chairman and CEO acquired 349.25 shares (grant or award)
- 4 Grant or award Chief Revenue Officer acquired 138.76 shares (grant or award)
Page 21 of 106 · 2,111 filings