TDS
Telephone and Data Systems, Inc. has filed 2,762 documents with the SEC between 1997 and 2026. The most frequent type is insider trade (1,170 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 |
|---|---|---|---|
| Passive ownership stake | SC 13G | 2018-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2018-02-12 | - |
| Passive ownership stake (update) | SC 13G/A | 2018-02-09 | - |
| Annual insider summary | 5 | 2018-02-06 | 2017-12-31 |
| Annual insider summary | 5 | 2018-02-05 | 2017-12-31 |
| Annual insider summary | 5 | 2018-02-05 | 2017-12-31 |
| Annual insider summary | 5 | 2018-02-05 | 2017-12-31 |
| Annual insider summary | 5 | 2018-02-05 | 2017-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2018-01-19 | - |
| Annual insider summary | 5 | 2018-01-12 | 2017-12-31 |
| Insider trade | 4 | 2018-01-05 | 2018-01-04 |
| Annual insider summary | 5 | 2018-01-04 | 2017-12-31 |
| Annual insider summary | 5 | 2018-01-04 | 2017-12-31 |
| Annual insider summary | 5 | 2018-01-04 | 2017-12-31 |
| Annual insider summary | 5 | 2018-01-04 | 2017-12-31 |
| Annual insider summary | 5 | 2018-01-04 | 2017-12-31 |
| New insider ownership | 3 | 2018-01-02 | 2018-01-01 |
| Major company event | 8-K | 2017-12-22 | 2017-12-20 |
| Insider trade | 4 | 2017-12-06 | 2017-12-05 |
| Activist ownership stake (update) | SC 13D/A | 2017-11-20 | - |
| Proxy materials | DEFA14A | 2017-11-09 | - |
| Quarterly report | 10-Q | 2017-11-08 | 2017-09-30 |
| Major company event | 8-K | 2017-11-08 | 2017-11-08 |
| SEC correspondence | UPLOAD | 2017-08-28 | - |
| S-3D | - | 2017-08-04 | - |
| S-3D | - | 2017-08-04 | - |
| Quarterly report | 10-Q | 2017-08-04 | 2017-06-30 |
| Major company event | 8-K | 2017-08-04 | 2017-08-04 |
| Company correspondence | CORRESP | 2017-08-03 | - |
| Company correspondence | CORRESP | 2017-07-25 | - |
| SEC correspondence | UPLOAD | 2017-07-18 | - |
| Major company event | 8-K | 2017-06-01 | 2017-05-25 |
| Major company event | 8-K | 2017-05-31 | 2017-05-24 |
| Insider trade | 4 | 2017-05-25 | 2017-05-24 |
| Insider trade | 4 | 2017-05-25 | 2017-05-24 |
| Insider trade | 4 | 2017-05-25 | 2017-05-24 |
| Insider trade | 4 | 2017-05-25 | 2017-05-24 |
| Insider trade | 4 | 2017-05-25 | 2017-05-24 |
| Insider trade | 4 | 2017-05-25 | 2017-05-24 |
| Insider trade | 4 | 2017-05-25 | 2017-05-24 |
| Insider trade | 4 | 2017-05-25 | 2017-05-24 |
| New insider ownership | 3 | 2017-05-25 | 2017-05-25 |
| Employee plan annual report | 11-K | 2017-05-24 | 2016-12-31 |
| Insider trade | 4 | 2017-05-18 | 2017-05-16 |
| Insider trade | 4 | 2017-05-18 | 2017-05-16 |
| Insider trade | 4 | 2017-05-18 | 2017-05-16 |
| Insider trade | 4 | 2017-05-18 | 2017-05-16 |
| Insider trade | 4 | 2017-05-18 | 2017-05-16 |
| Insider trade | 4 | 2017-05-18 | 2017-05-16 |
| Insider trade | 4 | 2017-05-18 | 2017-05-16 |