Telos Corp SEC filings TLS
Telos Corp has 1,000 filings in SEC EDGAR's recent list, going back to Oct 11, 2002. Its latest annual report, Form 10-K, was filed on Mar 16, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 10, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (officer or director change, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Officer or director change, Other events
|
Nov 2, 2026 | Nov 2, 2026 |
| 10-Q | Quarterly report | Aug 10, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2026 | Aug 10, 2026 |
| 8-K |
Current report
Officer or director change
|
May 28, 2026 | May 28, 2026 |
| S-8 | Employee stock plan registration | May 11, 2026 | — |
| 10-Q | Quarterly report | May 11, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 11, 2026 | May 11, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 7, 2026 | May 7, 2026 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Apr 29, 2026 | Apr 28, 2026 |
| DEFA14A | Additional proxy material | Mar 27, 2026 | — |
| DEF 14A | Proxy statement | Mar 27, 2026 | May 7, 2026 |
| 10-K | Annual report | Mar 16, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2026 | Mar 16, 2026 |
| 8-K |
Current report
Material agreement
|
Jan 2, 2026 | Dec 30, 2025 |
| 10-Q | Quarterly report | Nov 10, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 10, 2025 | Nov 10, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 18, 2025 | Aug 18, 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
Officer or director change
|
Jul 9, 2025 | Jul 8, 2025 |
| 8-K |
Current report
Officer or director change
|
May 23, 2025 | May 19, 2025 |
| S-8 | Employee stock plan registration | May 9, 2025 | — |
| 10-Q | Quarterly report | May 9, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 9, 2025 | May 8, 2025 |
| 8-K |
Current report
Results of operations
|
May 9, 2025 | May 9, 2025 |
| DEFA14A | Additional proxy material | Mar 28, 2025 | — |
| DEF 14A | Proxy statement | Mar 28, 2025 | May 8, 2025 |
| 10-K | Annual report | Mar 10, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 10, 2025 | Mar 10, 2025 |
| 8-K |
Current report
Other events
|
Jan 27, 2025 | Jan 27, 2025 |
| 10-Q | Quarterly report | Nov 12, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2024 | Nov 12, 2024 |
| 8-K |
Current report
Other events
|
Aug 28, 2024 | Aug 28, 2024 |
| 10-Q | Quarterly report | Aug 9, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2024 | Aug 9, 2024 |
| S-8 | Employee stock plan registration | May 23, 2024 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 22, 2024 | May 21, 2024 |
| 10-Q | Quarterly report | May 10, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 10, 2024 | May 10, 2024 |
| DEFR14A | Filing | Apr 15, 2024 | — |
| DEFA14A | Additional proxy material | Apr 9, 2024 | — |
| DEF 14A | Proxy statement | Apr 9, 2024 | May 21, 2024 |
| 10-K | Annual report | Mar 15, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 15, 2024 | Mar 15, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Nov 9, 2023 | Nov 7, 2023 |
| 10-Q | Quarterly report | Nov 9, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2023 | Nov 9, 2023 |
| 8-K |
Current report
Officer or director change
|
Sep 20, 2023 | Sep 20, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 15, 2023 | Aug 15, 2023 |
| 8-K/A |
Amended current report
Shareholder vote results
|
Aug 9, 2023 | May 8, 2023 |
| 10-Q | Quarterly report | Aug 9, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2023 | Aug 9, 2023 |
| S-8 | Employee stock plan registration | May 11, 2023 | — |
| 8-K |
Current report
Shareholder vote results
|
May 11, 2023 | May 11, 2023 |
| 10-Q | Quarterly report | May 10, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 10, 2023 | May 10, 2023 |
| DEFA14A | Additional proxy material | Mar 28, 2023 | — |
| DEF 14A | Proxy statement | Mar 28, 2023 | — |
| 10-K | Annual report | Mar 16, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2023 | Mar 16, 2023 |
| 8-K |
Current report
Officer or director change
|
Jan 11, 2023 | Jan 9, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Jan 5, 2023 | Dec 30, 2022 |
| 10-Q | Quarterly report | Nov 9, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 9, 2022 | Nov 3, 2022 |
| 8-K |
Current report
Other events
|
Oct 19, 2022 | Oct 18, 2022 |
| 10-Q | Quarterly report | Aug 9, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2022 | Aug 9, 2022 |
| 8-K |
Current report
Auditor change
|
Jun 8, 2022 | Jun 6, 2022 |
| 8-K |
Current report
Other events
|
May 24, 2022 | May 24, 2022 |
| 8-K |
Current report
Shareholder vote results
|
May 17, 2022 | May 17, 2022 |
| 10-Q | Quarterly report | May 10, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 10, 2022 | May 10, 2022 |
| DEFA14A | Additional proxy material | Apr 7, 2022 | — |
| DEF 14A | Proxy statement | Apr 7, 2022 | May 17, 2022 |
| 10-K | Annual report | Mar 28, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Listing notice
|
Mar 18, 2022 | Mar 18, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
Mar 16, 2022 | Mar 16, 2022 |
| NT 10-K | Filing | Mar 1, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 1, 2022 | Feb 28, 2022 |
| 8-K |
Current report
Officer or director change
|
Feb 28, 2022 | Feb 28, 2022 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 21, 2022 | Jan 21, 2022 |
| 8-K |
Current report
Officer or director change
|
Jan 4, 2022 | Jan 4, 2022 |
| 10-Q | Quarterly report | Nov 15, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 15, 2021 | Nov 11, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 16, 2021 | Aug 16, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 16, 2021 | Aug 16, 2021 |
| 10-Q | Quarterly report | Aug 16, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Officer or director change, Other events
|
Jul 19, 2021 | Jul 19, 2021 |
| 8-K |
Current report
Shareholder vote results
|
May 26, 2021 | May 25, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
May 18, 2021 | May 17, 2021 |
| 8-K |
Current report
Results of operations
|
May 17, 2021 | May 17, 2021 |
| 10-Q | Quarterly report | May 17, 2021 | Mar 31, 2021 |
| DEFA14A | Additional proxy material | Apr 15, 2021 | — |
| DEF 14A | Proxy statement | Apr 15, 2021 | May 25, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 7, 2021 | Apr 7, 2021 |
| 8-K |
Current report
Other events
|
Apr 2, 2021 | Mar 31, 2021 |
| 424B5 | Prospectus supplement | Apr 2, 2021 | — |
| 424B5 | Prospectus supplement | Mar 31, 2021 | — |
| S-3ASR | Automatic shelf registration | Mar 31, 2021 | — |
| 8-K |
Current report
Results of operations
|
Mar 25, 2021 | Mar 25, 2021 |
| 10-K | Annual report | Mar 25, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Mar 1, 2021 | Mar 1, 2021 |
| 8-K |
Current report
Officer or director change
|
Feb 3, 2021 | Jan 28, 2021 |
| S-8 | Employee stock plan registration | Jan 25, 2021 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 15, 2020 | Dec 15, 2020 |
| 424B4 | Prospectus | Nov 20, 2020 | — |
| S-1MEF | Filing | Nov 19, 2020 | — |
| EFFECT | Filing | Nov 18, 2020 | — |
| CERT | Filing | Nov 18, 2020 | — |
| 8-A12B | Form 8-a12b | Nov 17, 2020 | — |
| CORRESP | Letter to the SEC | Nov 16, 2020 | — |
| CORRESP | Letter to the SEC | Nov 16, 2020 | — |
| S-1/A | Amended registration statement | Nov 16, 2020 | — |
| 8-K |
Current report
Bylaw or fiscal year change
|
Nov 16, 2020 | Nov 12, 2020 |
| 10-Q | Quarterly report | Nov 13, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Officer or director change
|
Nov 12, 2020 | Nov 12, 2020 |
| S-1/A | Amended registration statement | Nov 10, 2020 | — |
| 8-K |
Current report
Shareholder vote results
|
Oct 27, 2020 | Oct 26, 2020 |
| DEF 14A | Proxy statement | Oct 16, 2020 | Oct 26, 2020 |
| UPLOAD | Letter from the SEC | Oct 13, 2020 | — |
| S-1 | Registration statement | Oct 6, 2020 | — |
| PRE 14A | Preliminary proxy statement | Oct 6, 2020 | Oct 6, 2020 |
| 8-K |
Current report
Material agreement, Other events
|
Oct 6, 2020 | Oct 1, 2020 |
| 8-K |
Current report
Officer or director change
|
Sep 24, 2020 | Sep 20, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 28, 2020 | Aug 28, 2020 |
| 10-Q | Quarterly report | Aug 13, 2020 | Jun 30, 2020 |
| 10-Q | Quarterly report | May 15, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Shareholder vote results
|
May 15, 2020 | May 13, 2020 |
| 10-K/A | Amended annual report | May 12, 2020 | May 11, 2020 |
| DEF 14A | Proxy statement | Apr 20, 2020 | Apr 20, 2020 |
| 10-K | Annual report | Apr 13, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Mar 30, 2020 | Mar 30, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 22, 2020 | Jan 22, 2020 |
| 8-K |
Current report
Other events
|
Dec 23, 2019 | Dec 18, 2019 |
| 10-Q | Quarterly report | Nov 14, 2019 | Sep 30, 2019 |
| 10-Q | Quarterly report | Aug 14, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Material agreement, New debt
|
Jul 23, 2019 | Jul 19, 2019 |
| 8-K |
Current report
Shareholder vote results
|
May 16, 2019 | May 14, 2019 |
| 10-Q | Quarterly report | May 15, 2019 | Mar 31, 2019 |
| DEF 14A | Proxy statement | Apr 10, 2019 | Apr 10, 2019 |
| 10-K | Annual report | Apr 1, 2019 | Dec 31, 2018 |
| 10-Q | Quarterly report | Nov 14, 2018 | Sep 30, 2018 |
| 10-Q | Quarterly report | Aug 14, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Shareholder vote results
|
May 16, 2018 | May 11, 2018 |
| 10-Q | Quarterly report | May 15, 2018 | Mar 31, 2018 |
| DEF 14A | Proxy statement | Apr 12, 2018 | Apr 12, 2018 |
| 10-K | Annual report | Apr 2, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Officer or director change
|
Mar 27, 2018 | Mar 21, 2018 |
| 8-K |
Current report
Officer or director change
|
Mar 15, 2018 | Mar 9, 2018 |
| 10-Q | Quarterly report | Nov 14, 2017 | Sep 30, 2017 |
| 10-Q | Quarterly report | Aug 22, 2017 | Jun 30, 2017 |
| NT 10-Q | Filing | Aug 15, 2017 | Jun 30, 2017 |
| D | Filing | May 24, 2017 | — |
| 8-K |
Current report
Unregistered share sale, Officer or director change
|
May 17, 2017 | May 11, 2017 |
| 10-Q | Quarterly report | May 15, 2017 | Mar 31, 2017 |
| 8-K |
Current report
Material agreement
|
Apr 24, 2017 | Apr 18, 2017 |
| DEF 14A | Proxy statement | Apr 17, 2017 | Apr 17, 2017 |
| 10-K | Annual report | Mar 30, 2017 | Dec 31, 2016 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Regulation FD disclosure
|
Jan 31, 2017 | Jan 25, 2017 |
| 10-Q | Quarterly report | Nov 14, 2016 | Sep 30, 2016 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 9, 2016 | Sep 6, 2016 |
| 10-Q | Quarterly report | Aug 15, 2016 | Jun 30, 2016 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Jul 21, 2016 | Jul 15, 2016 |
| 8-K |
Current report
Shareholder vote results
|
May 16, 2016 | May 13, 2016 |
| 10-Q | Quarterly report | May 16, 2016 | Mar 31, 2016 |
| DEF 14A | Proxy statement | Apr 22, 2016 | May 13, 2016 |
| 10-K | Annual report | Mar 30, 2016 | Dec 31, 2015 |
| 8-K |
Current report
Officer or director change
|
Feb 8, 2016 | Feb 4, 2016 |
| 10-Q | Quarterly report | Nov 17, 2015 | Sep 30, 2015 |
| NT 10-Q | Filing | Nov 17, 2015 | Sep 30, 2015 |
| 10-Q | Quarterly report | Aug 14, 2015 | Jun 30, 2015 |
| 8-K |
Current report
Shareholder vote results
|
May 15, 2015 | May 13, 2015 |
| 10-Q | Quarterly report | May 15, 2015 | Mar 31, 2015 |
| DEF 14A | Proxy statement | Apr 22, 2015 | May 13, 2015 |
| 10-K/A | Amended annual report | Apr 10, 2015 | Dec 31, 2014 |
| 10-K | Annual report | Mar 31, 2015 | Dec 31, 2014 |
| 8-K |
Current report
Material agreement
|
Dec 31, 2014 | Dec 24, 2014 |
| 10-Q | Quarterly report | Nov 14, 2014 | Sep 30, 2014 |
| 10-Q | Quarterly report | Aug 14, 2014 | Jun 30, 2014 |
| 8-K |
Current report
Shareholder vote results
|
May 15, 2014 | May 13, 2014 |
| 10-Q | Quarterly report | May 15, 2014 | Mar 31, 2014 |
| DEF 14A | Proxy statement | Apr 22, 2014 | May 13, 2014 |
| 10-K | Annual report | Mar 31, 2014 | Dec 31, 2013 |
| 10-Q | Quarterly report | Nov 14, 2013 | Sep 30, 2013 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 20, 2013 | Aug 20, 2013 |
| 10-Q | Quarterly report | Aug 14, 2013 | Jun 30, 2013 |
| 8-K |
Current report
Material agreement
|
Aug 6, 2013 | Jul 31, 2013 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 15, 2013 | May 13, 2013 |
| 10-Q | Quarterly report | May 14, 2013 | Mar 31, 2013 |
| DEF 14A | Proxy statement | Apr 16, 2013 | May 13, 2013 |
| D | Filing | Apr 12, 2013 | — |
| 10-K | Annual report | Apr 1, 2013 | Dec 31, 2012 |
| 8-K |
Current report
Other events
|
Dec 27, 2012 | Dec 18, 2012 |
| 10-Q | Quarterly report | Nov 14, 2012 | Sep 30, 2012 |
| 10-Q/A | Amended quarterly report | Sep 10, 2012 | Jun 30, 2012 |
| 10-Q | Quarterly report | Aug 14, 2012 | Jun 30, 2012 |
| UPLOAD | Letter from the SEC | May 18, 2012 | — |
| 8-K |
Current report
Shareholder vote results
|
May 17, 2012 | May 14, 2012 |
| 10-Q | Quarterly report | May 15, 2012 | Mar 31, 2012 |
| DEF 14A | Proxy statement | Apr 23, 2012 | May 14, 2012 |
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
- Services-Computer Integrated Systems Design (SIC 7373)
- Listed as
- TLS (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- MD
- Headquarters
- Ashburn, VA
- SEC filer status
- Accelerated filer, Smaller reporting company
- SEC CIK
- 320121
- Former names
- C3 INC (until Apr 21, 1995)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.