LUMN - CIK 0000018926
Lumen Technologies, Inc. has filed 2,636 documents with the SEC between 1994 and 2026. The most frequent type is insider trade (1,338 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Major company event | 8-K | 1998-03-31 | 1998-03-12 |
| Proxy statement | DEF 14A | 1998-03-23 | 1998-03-23 |
| 10-K405 | - | 1998-03-16 | 1997-12-31 |
| Prospectus supplement | 424B5 | 1998-01-13 | - |
| POS AM | - | 1998-01-08 | - |
| Prospectus supplement | 424B5 | 1997-12-31 | - |
| S-3/A | - | 1997-12-24 | - |
| Employee stock plan | S-8 | 1997-12-12 | - |
| Securities registration | S-3 | 1997-12-11 | - |
| Major company event | 8-K | 1997-12-11 | 1997-12-01 |
| Major company event | 8-K | 1997-12-11 | 1997-12-01 |
| Major company event | 8-K | 1997-12-01 | 1997-12-01 |
| Activist ownership stake (update) | SC 13D/A | 1997-11-10 | - |
| Quarterly report | 10-Q | 1997-11-10 | 1997-09-30 |
| Quarterly report | 10-Q | 1997-08-11 | 1997-06-30 |
| Employee plan annual report | 11-K | 1997-06-27 | 1996-12-31 |
| Employee plan annual report | 11-K | 1997-06-27 | 1996-12-31 |
| Major company event | 8-K | 1997-06-24 | 1997-06-11 |
| Activist ownership stake | SC 13D | 1997-05-15 | - |
| S-3D | - | 1997-05-15 | - |
| Quarterly report (amended) | 10-Q/A | 1997-05-08 | 1997-03-31 |
| Quarterly report | 10-Q | 1997-05-08 | 1997-03-31 |
| Major company event | 8-K | 1997-05-07 | 1997-05-05 |
| Major company event | 8-K | 1997-04-15 | 1997-04-11 |
| Proxy statement | DEF 14A | 1997-03-19 | 1997-03-13 |
| Annual report | 10-K | 1997-03-17 | 1996-12-31 |
| 8-A12B/A | - | 1996-12-02 | - |
| 8-A12B/A | - | 1996-12-02 | - |
| 8-A12B/A | - | 1996-12-02 | - |
| S-4 | - | 1996-11-27 | - |
| Quarterly report | 10-Q | 1996-11-07 | 1996-09-30 |
| 424B3 | - | 1996-11-01 | - |
| Major company event | 8-K | 1996-08-30 | 1996-08-29 |
| 8-A12B | - | 1996-08-30 | - |
| Quarterly report | 10-Q | 1996-08-09 | 1996-06-30 |
| POS AM | - | 1996-07-31 | - |
| Employee plan annual report | 11-K | 1996-06-24 | 1995-12-31 |
| Employee plan annual report | 11-K | 1996-06-24 | 1995-12-31 |
| Quarterly report | 10-Q | 1996-05-08 | 1996-03-31 |
| Proxy statement | DEF 14A | 1996-03-25 | 1996-05-09 |
| 10-K405 | - | 1996-03-18 | 1995-12-31 |
| Prospectus supplement | 424B2 | 1995-11-29 | - |
| Major company event | 8-K | 1995-11-29 | 1995-11-29 |
| Quarterly report | 10-Q | 1995-11-09 | 1995-09-30 |
| Major company event | 8-K | 1995-11-07 | 1995-10-26 |
| Passive ownership stake (update) | SC 13G/A | 1995-09-08 | - |
| Quarterly report | 10-Q | 1995-08-07 | 1995-06-30 |
| Major company event | 8-K | 1995-07-31 | 1995-07-27 |
| S-4/A | - | 1995-07-10 | - |
| Employee plan annual report | 11-K | 1995-06-28 | 1994-12-31 |