Telephone & Data Systems Inc /DE/ SEC filings TDS
Telephone & Data Systems Inc /DE/ has 1,002 filings in SEC EDGAR's recent list, going back to Jan 7, 2015. Its latest annual report, Form ARS, was filed on Apr 8, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 6, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 6, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 6, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2026 | Nov 6, 2026 |
| 8-K |
Current report
Other events
|
Sep 2, 2026 | Sep 1, 2026 |
| 10-Q | Quarterly report | Aug 7, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2026 | Aug 7, 2026 |
| 11-K | Employee savings plan report | Jun 2, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Acquisition or sale of assets, Other events
|
Jun 1, 2026 | Jun 1, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 26, 2026 | May 21, 2026 |
| 10-Q | Quarterly report | May 8, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 8, 2026 | May 8, 2026 |
| 425 | Filing | May 8, 2026 | — |
| 8-K |
Current report
Other events
|
May 8, 2026 | May 7, 2026 |
| ARS | Annual report to shareholders | Apr 8, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 8, 2026 | — |
| DEF 14A | Proxy statement | Apr 8, 2026 | May 21, 2026 |
| 8-K |
Current report
Officer or director change
|
Mar 24, 2026 | Mar 18, 2026 |
| PRE 14A | Preliminary proxy statement | Mar 13, 2026 | May 21, 2026 |
| 8-K |
Current report
Officer or director change
|
Mar 13, 2026 | Mar 10, 2026 |
| 10-K | Annual report | Feb 24, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 20, 2026 | Feb 20, 2026 |
| 8-K |
Current report
Acquisition or sale of assets, Other events
|
Jan 13, 2026 | Jan 13, 2026 |
| 8-K |
Current report
Material agreement
|
Dec 12, 2025 | Dec 8, 2025 |
| DEFA14A | Additional proxy material | Nov 13, 2025 | — |
| 10-Q | Quarterly report | Nov 7, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2025 | Nov 7, 2025 |
| 8-K |
Current report
Agreement ended
|
Aug 22, 2025 | Aug 19, 2025 |
| 10-Q | Quarterly report | Aug 11, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2025 | Aug 11, 2025 |
| 8-K |
Current report
Material agreement, Agreement ended, Acquisition or sale of assets, Change to shareholder rights, Regulation FD disclosure, Other events
|
Aug 4, 2025 | Jul 31, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 25, 2025 | Jul 24, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 3, 2025 | Jul 2, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 30, 2025 | Jun 25, 2025 |
| 8-K |
Current report
Other events
|
Jun 20, 2025 | Jun 17, 2025 |
| 8-K |
Current report
Officer or director change
|
Jun 4, 2025 | Jun 2, 2025 |
| 11-K | Employee savings plan report | May 30, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 23, 2025 | May 22, 2025 |
| 10-Q | Quarterly report | May 2, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 2, 2025 | May 2, 2025 |
| ARS | Annual report to shareholders | Apr 9, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 9, 2025 | — |
| DEF 14A | Proxy statement | Apr 9, 2025 | Apr 9, 2025 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change
|
Mar 14, 2025 | Mar 12, 2025 |
| 10-K | Annual report | Feb 21, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 21, 2025 | Feb 21, 2025 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change
|
Jan 27, 2025 | Jan 24, 2025 |
| 8-K |
Current report
Officer or director change
|
Jan 15, 2025 | Jan 13, 2025 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Dec 13, 2024 | Dec 13, 2024 |
| DEFA14A | Additional proxy material | Nov 20, 2024 | — |
| 8-K |
Current report
Officer or director change
|
Nov 12, 2024 | Nov 8, 2024 |
| 8-K |
Current report
Material agreement, Shareholder vote results, Other events
|
Nov 7, 2024 | Nov 6, 2024 |
| 10-Q | Quarterly report | Nov 1, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 1, 2024 | Nov 1, 2024 |
| 8-K |
Current report
Material agreement, Shareholder vote results, Other events
|
Oct 18, 2024 | Oct 17, 2024 |
| 10-Q/A | Amended quarterly report | Aug 5, 2024 | Jun 30, 2024 |
| 10-Q | Quarterly report | Aug 2, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 2, 2024 | Aug 2, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 16, 2024 | Jul 16, 2024 |
| 11-K | Employee savings plan report | May 31, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Material agreement, Other events
|
May 28, 2024 | May 24, 2024 |
| 8-K |
Current report
Other events
|
May 28, 2024 | May 28, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 23, 2024 | May 22, 2024 |
| 10-Q | Quarterly report | May 3, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 3, 2024 | May 3, 2024 |
| ARS | Annual report to shareholders | Apr 19, 2024 | Dec 31, 2023 |
| DEF 14A | Proxy statement | Apr 19, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Officer or director change
|
Mar 18, 2024 | Mar 14, 2024 |
| 8-K |
Current report
Officer or director change
|
Mar 18, 2024 | Mar 13, 2024 |
| S-3D | Filing | Feb 16, 2024 | — |
| S-8 | Employee stock plan registration | Feb 16, 2024 | — |
| S-3ASR | Automatic shelf registration | Feb 16, 2024 | — |
| 10-K | Annual report | Feb 16, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 16, 2024 | Feb 16, 2024 |
| 8-K |
Current report
Officer or director change
|
Dec 7, 2023 | Dec 4, 2023 |
| DEFA14A | Additional proxy material | Nov 7, 2023 | — |
| 10-Q | Quarterly report | Nov 3, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2023 | Nov 3, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Oct 17, 2023 | Oct 13, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 2, 2023 | Sep 28, 2023 |
| 8-K |
Current report
Officer or director change
|
Aug 10, 2023 | Aug 8, 2023 |
| S-8 | Employee stock plan registration | Aug 4, 2023 | — |
| 10-Q | Quarterly report | Aug 4, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 4, 2023 | Aug 4, 2023 |
| 11-K | Employee savings plan report | May 31, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Officer or director change
|
May 25, 2023 | May 22, 2023 |
| 8-K |
Current report
Shareholder vote results
|
May 19, 2023 | May 18, 2023 |
| 10-Q | Quarterly report | May 4, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 4, 2023 | May 4, 2023 |
| 8-K |
Current report
Officer or director change
|
Apr 7, 2023 | Apr 4, 2023 |
| DEFA14A | Additional proxy material | Apr 6, 2023 | — |
| DEFR14A | Filing | Apr 6, 2023 | — |
| ARS | Annual report to shareholders | Apr 5, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Apr 5, 2023 | — |
| DEF 14A | Proxy statement | Apr 5, 2023 | — |
| 8-K |
Current report
Officer or director change
|
Mar 21, 2023 | Mar 15, 2023 |
| 10-K | Annual report | Feb 16, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 16, 2023 | Feb 16, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 14, 2022 | Nov 9, 2022 |
| 10-Q | Quarterly report | Nov 3, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2022 | Nov 3, 2022 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Oct 17, 2022 | Oct 14, 2022 |
| DEFA14A | Additional proxy material | Sep 14, 2022 | — |
| S-8 | Employee stock plan registration | Aug 9, 2022 | — |
| S-3D | Filing | Aug 9, 2022 | — |
| 10-Q | Quarterly report | Aug 4, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2022 | Aug 4, 2022 |
| 11-K | Employee savings plan report | Jun 28, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 23, 2022 | May 19, 2022 |
| S-8 | Employee stock plan registration | May 6, 2022 | — |
| 10-Q | Quarterly report | May 6, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 5, 2022 | May 5, 2022 |
| S-3ASR | Automatic shelf registration | May 5, 2022 | — |
| 8-K |
Current report
Officer or director change
|
Apr 15, 2022 | Apr 13, 2022 |
| DEFA14A | Additional proxy material | Apr 6, 2022 | — |
| DEF 14A | Proxy statement | Apr 6, 2022 | May 19, 2022 |
| DEFA14A | Additional proxy material | Mar 30, 2022 | — |
| 8-K |
Current report
Officer or director change
|
Mar 21, 2022 | Mar 16, 2022 |
| 10-K | Annual report | Feb 17, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 17, 2022 | Feb 17, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Feb 1, 2022 | Jan 27, 2022 |
| 8-K |
Current report
Officer or director change
|
Jan 5, 2022 | Jan 3, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 21, 2021 | Dec 17, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 13, 2021 | Dec 9, 2021 |
| 8-K |
Current report
Officer or director change
|
Dec 9, 2021 | Dec 8, 2021 |
| DEFA14A | Additional proxy material | Nov 9, 2021 | — |
| 10-Q | Quarterly report | Nov 4, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2021 | Nov 4, 2021 |
| 15-12B | Deregistration | Oct 25, 2021 | — |
| 25-NSE | Delisting notice | Oct 14, 2021 | — |
| 15-12B | Deregistration | Sep 13, 2021 | — |
| 25-NSE | Delisting notice | Sep 1, 2021 | — |
| CERT | Nyse certification | Aug 16, 2021 | — |
| 8-A12B | Filing | Aug 16, 2021 | — |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Aug 16, 2021 | Aug 13, 2021 |
| 424B5 | Prospectus supplement | Aug 11, 2021 | — |
| FWP | Free writing prospectus | Aug 9, 2021 | — |
| 424B5 | Prospectus supplement | Aug 9, 2021 | — |
| 10-Q | Quarterly report | Aug 6, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2021 | Aug 5, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Jul 23, 2021 | Jul 20, 2021 |
| 11-K | Employee savings plan report | Jun 29, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Shareholder vote results
|
May 24, 2021 | May 20, 2021 |
| 15-12B | Deregistration | May 24, 2021 | — |
| 8-K |
Current report
Other events
|
May 17, 2021 | May 17, 2021 |
| 25-NSE | Delisting notice | May 12, 2021 | — |
| 25-NSE | Delisting notice | May 12, 2021 | — |
| 10-Q | Quarterly report | May 6, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 6, 2021 | May 6, 2021 |
| 8-K |
Current report
Officer or director change
|
Apr 16, 2021 | Apr 13, 2021 |
| DEFA14A | Additional proxy material | Apr 7, 2021 | — |
| DEF 14A | Proxy statement | Apr 7, 2021 | May 20, 2021 |
| 8-K |
Current report
Officer or director change
|
Mar 19, 2021 | Mar 17, 2021 |
| 8-K |
Current report
Other events
|
Mar 9, 2021 | Mar 8, 2021 |
| CERT | Nyse certification | Mar 3, 2021 | — |
| 8-A12B | Filing | Mar 2, 2021 | — |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Mar 2, 2021 | Mar 1, 2021 |
| 8-K |
Current report
Officer or director change
|
Feb 25, 2021 | Feb 19, 2021 |
| 424B5 | Prospectus supplement | Feb 25, 2021 | — |
| FWP | Free writing prospectus | Feb 23, 2021 | — |
| 424B5 | Prospectus supplement | Feb 23, 2021 | — |
| POSASR | Filing | Feb 23, 2021 | — |
| 10-K | Annual report | Feb 18, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 18, 2021 | Feb 18, 2021 |
| 8-K |
Current report
Material agreement, Other events
|
Dec 2, 2020 | Nov 30, 2020 |
| DEFA14A | Additional proxy material | Nov 9, 2020 | — |
| 10-Q | Quarterly report | Nov 5, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2020 | Nov 5, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 29, 2020 | Oct 23, 2020 |
| 8-K |
Current report
Other events
|
Aug 12, 2020 | Aug 10, 2020 |
| S-8 | Employee stock plan registration | Aug 6, 2020 | — |
| 10-Q | Quarterly report | Aug 6, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2020 | Aug 6, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 16, 2020 | Jun 11, 2020 |
| 11-K | Employee savings plan report | Jun 10, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Officer or director change
|
Jun 4, 2020 | Jun 1, 2020 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 26, 2020 | May 21, 2020 |
| DEFA14A | Additional proxy material | May 4, 2020 | — |
| 10-Q | Quarterly report | Apr 30, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2020 | Apr 30, 2020 |
| DEFA14A | Additional proxy material | Apr 8, 2020 | — |
| DEF 14A | Proxy statement | Apr 8, 2020 | May 21, 2020 |
| 8-K |
Current report
Officer or director change
|
Mar 20, 2020 | Mar 18, 2020 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Mar 6, 2020 | Mar 2, 2020 |
| S-3D | Filing | Feb 25, 2020 | — |
| 10-K | Annual report | Feb 25, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 20, 2020 | Feb 20, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Jan 9, 2020 | Jan 6, 2020 |
| 8-K |
Current report
Officer or director change
|
Dec 12, 2019 | Dec 9, 2019 |
| DEFA14A | Additional proxy material | Nov 7, 2019 | — |
| 10-Q | Quarterly report | Oct 31, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 31, 2019 | Oct 31, 2019 |
| 8-K |
Current report
Material agreement
|
Oct 3, 2019 | Sep 27, 2019 |
| 10-Q | Quarterly report | Aug 1, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2019 | Aug 1, 2019 |
| 11-K | Employee savings plan report | Jun 28, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
May 28, 2019 | May 23, 2019 |
| S-3ASR | Automatic shelf registration | May 2, 2019 | — |
| 10-Q | Quarterly report | May 2, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
May 2, 2019 | May 2, 2019 |
| DEFA14A | Additional proxy material | Apr 10, 2019 | — |
| DEF 14A | Proxy statement | Apr 10, 2019 | May 23, 2019 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Telephone Communications (No Radiotelephone) (SIC 4813)
- Listed as
- TDS (NYSE), TDS-PU (NYSE), TDS-PV (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Chicago, IL
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1051512
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.