Company · CIK 926282

# ADTRAN Holdings, Inc.

| CIK | [926282](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000926282) (SEC EDGAR) |
| --- | --- |
| Industry (SIC) | 3661 — Telephone & Telegraph Apparatus |
| Business address | AL |
| Listed | ADTN (Nasdaq) |
| First annual or quarterly report | 1996-05-13 |

## Offerings

 3 registrations

| Registration | Label and status | First filed | Last event | Filings |
| --- | --- | --- | --- | --- |
| 333-297519 | Shelf Effective | 2026-07-17 | 2026-07-17 | 1 |
| 333-283311 | Shelf Effective | 2024-11-18 | 2024-11-26 | 2 |
| 333-268998 | Shelf Effective | 2022-12-23 | 2022-12-23 | 1 |

## Filings

 4

| Filed | Filing | Registration | Accession |
| --- | --- | --- | --- |
| 2026-07-17 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/926282/000119312526307471/0001193125-26-307471-index.htm) Shelf registered | 333-297519 | 0001193125-26-307471 |
| 2024-11-26 | [EFFECT](https://www.sec.gov/Archives/edgar/data/926282/999999999524003593/9999999995-24-003593-index.htm) Declared effective | 333-283311 | 9999999995-24-003593 |
| 2024-11-18 | [S-3](https://www.sec.gov/Archives/edgar/data/926282/000119312524261010/0001193125-24-261010-index.htm) Shelf registered | 333-283311 | 0001193125-24-261010 |
| 2022-12-23 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/926282/000119312522311810/0001193125-22-311810-index.htm) Shelf registered | 333-268998 | 0001193125-22-311810 |

[All filings of this company](https://equitycapital.markets/filings?cik=926282) · [CSV](https://equitycapital.markets/filings.csv?cik=926282)

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Source page: https://equitycapital.markets/company/926282 · Data: U.S. SEC EDGAR · CC BY 4.0