Utstarcom Holdings Corp. SEC filings UTSI
Utstarcom Holdings Corp. has 891 filings in SEC EDGAR's recent list, going back to Dec 20, 1999. Its latest annual report, Form 20-F, was filed on Apr 24, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on May 9, 2011, covering the quarter ended Mar 31, 2011. The most recent current report (Form 6-K) was filed on Aug 14, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 6-K | Current report (foreign issuer) | Aug 14, 2026 | Aug 14, 2026 |
| 6-K | Current report (foreign issuer) | Aug 13, 2026 | Aug 13, 2026 |
| 20-F | Annual report (foreign issuer) | Apr 24, 2026 | Dec 31, 2025 |
| 6-K | Current report (foreign issuer) | Mar 24, 2026 | Mar 24, 2026 |
| 6-K | Current report (foreign issuer) | Aug 29, 2025 | Aug 29, 2025 |
| 20-F | Annual report (foreign issuer) | Apr 25, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Mar 24, 2025 | Mar 24, 2025 |
| 6-K | Current report (foreign issuer) | Sep 5, 2024 | Sep 5, 2024 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2024 | Dec 31, 2023 |
| 6-K | Current report (foreign issuer) | Mar 26, 2024 | Mar 26, 2024 |
| 6-K | Current report (foreign issuer) | Mar 22, 2024 | Mar 22, 2024 |
| UPLOAD | Letter from the SEC | Nov 7, 2023 | — |
| CORRESP | Letter to the SEC | Sep 27, 2023 | — |
| 6-K | Current report (foreign issuer) | Sep 27, 2023 | Sep 27, 2023 |
| CORRESP | Letter to the SEC | Sep 8, 2023 | — |
| 6-K | Current report (foreign issuer) | Aug 30, 2023 | Aug 30, 2023 |
| UPLOAD | Letter from the SEC | Aug 25, 2023 | — |
| CORRESP | Letter to the SEC | Aug 18, 2023 | — |
| UPLOAD | Letter from the SEC | Aug 4, 2023 | — |
| S-8 | Employee stock plan registration | Jun 20, 2023 | — |
| 20-F | Annual report (foreign issuer) | Apr 27, 2023 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Mar 24, 2023 | Mar 24, 2023 |
| 6-K | Current report (foreign issuer) | Sep 2, 2022 | Sep 2, 2022 |
| 6-K | Current report (foreign issuer) | Sep 2, 2022 | Sep 2, 2022 |
| 6-K | Current report (foreign issuer) | Jul 15, 2022 | Jul 15, 2022 |
| 6-K | Current report (foreign issuer) | Jun 28, 2022 | Jun 28, 2022 |
| 6-K | Current report (foreign issuer) | May 27, 2022 | May 27, 2022 |
| 6-K | Current report (foreign issuer) | May 18, 2022 | May 18, 2022 |
| 20-F | Annual report (foreign issuer) | Apr 26, 2022 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | Mar 24, 2022 | Mar 24, 2022 |
| 6-K | Current report (foreign issuer) | Jan 28, 2022 | Jan 28, 2022 |
| 6-K | Current report (foreign issuer) | Nov 19, 2021 | Nov 19, 2021 |
| 6-K | Current report (foreign issuer) | Aug 13, 2021 | Aug 13, 2021 |
| 6-K | Current report (foreign issuer) | Aug 13, 2021 | Aug 13, 2021 |
| 6-K | Current report (foreign issuer) | May 24, 2021 | May 24, 2021 |
| 20-F | Annual report (foreign issuer) | Apr 21, 2021 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Mar 25, 2021 | Mar 25, 2021 |
| 6-K | Current report (foreign issuer) | Dec 31, 2020 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Oct 30, 2020 | Oct 30, 2020 |
| 6-K | Current report (foreign issuer) | Sep 1, 2020 | Sep 1, 2020 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2020 | Dec 31, 2019 |
| 6-K | Current report (foreign issuer) | Apr 28, 2020 | Apr 28, 2020 |
| 6-K | Current report (foreign issuer) | Mar 27, 2020 | Mar 27, 2020 |
| 6-K | Current report (foreign issuer) | Mar 16, 2020 | Mar 16, 2020 |
| S-8 POS | S-8 pos 2017plan | Mar 10, 2020 | — |
| S-8 POS | S-8 pos 2006plan | Mar 10, 2020 | — |
| UPLOAD | Letter from the SEC | Jan 2, 2020 | — |
| CORRESP | Letter to the SEC | Nov 29, 2019 | — |
| CORRESP | Letter to the SEC | Nov 15, 2019 | — |
| 6-K | Current report (foreign issuer) | Nov 8, 2019 | Nov 8, 2019 |
| UPLOAD | Letter from the SEC | Oct 10, 2019 | — |
| UPLOAD | Letter from the SEC | Sep 19, 2019 | — |
| 6-K | Current report (foreign issuer) | Sep 5, 2019 | Sep 5, 2019 |
| 6-K | Current report (foreign issuer) | Aug 13, 2019 | Aug 13, 2019 |
| 6-K | Current report (foreign issuer) | May 10, 2019 | May 10, 2019 |
| 20-F | Annual report (foreign issuer) | Apr 17, 2019 | Dec 31, 2018 |
| 6-K | Current report (foreign issuer) | Mar 15, 2019 | Mar 15, 2019 |
| 6-K | Current report (foreign issuer) | Feb 15, 2019 | Feb 15, 2019 |
| S-8 | Employee stock plan registration | Nov 15, 2018 | — |
| S-8 | Employee stock plan registration | Nov 15, 2018 | — |
| 6-K | Current report (foreign issuer) | Nov 9, 2018 | Nov 9, 2018 |
| 6-K | Current report (foreign issuer) | Aug 3, 2018 | Aug 3, 2018 |
| 6-K | Current report (foreign issuer) | May 11, 2018 | May 31, 2018 |
| 20-F | Annual report (foreign issuer) | Apr 16, 2018 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | Mar 12, 2018 | Mar 31, 2018 |
| 6-K | Current report (foreign issuer) | Nov 24, 2017 | Nov 30, 2017 |
| 6-K | Current report (foreign issuer) | Nov 21, 2017 | Nov 30, 2017 |
| 20-F | Annual report (foreign issuer) | Nov 14, 2017 | Dec 31, 2016 |
| 6-K | Current report (foreign issuer) | Oct 26, 2017 | Oct 31, 2017 |
| 6-K | Current report (foreign issuer) | Oct 17, 2017 | Oct 31, 2017 |
| 6-K | Current report (foreign issuer) | Sep 13, 2017 | Sep 30, 2017 |
| 6-K | Current report (foreign issuer) | May 24, 2017 | May 31, 2017 |
| NT 20-F | Filing | Apr 28, 2017 | Dec 31, 2016 |
| 6-K | Current report (foreign issuer) | Apr 21, 2017 | Apr 30, 2017 |
| 6-K | Current report (foreign issuer) | Mar 31, 2017 | Mar 31, 2017 |
| 6-K | Current report (foreign issuer) | Mar 10, 2017 | Mar 31, 2017 |
| 6-K | Current report (foreign issuer) | Feb 24, 2017 | Feb 24, 2017 |
| 6-K | Current report (foreign issuer) | Feb 7, 2017 | Feb 6, 2017 |
| 6-K | Current report (foreign issuer) | Jan 19, 2017 | Jan 19, 2017 |
| 6-K | Current report (foreign issuer) | Nov 8, 2016 | Nov 8, 2016 |
| 6-K | Current report (foreign issuer) | Nov 8, 2016 | Nov 8, 2016 |
| 6-K | Current report (foreign issuer) | Nov 8, 2016 | Nov 8, 2016 |
| 6-K | Current report (foreign issuer) | Aug 12, 2016 | Aug 12, 2016 |
| 20-F/A | Amended annual report (foreign issuer) | Jun 30, 2016 | Dec 31, 2015 |
| 6-K | Current report (foreign issuer) | May 17, 2016 | May 16, 2016 |
| 20-F | Annual report (foreign issuer) | Apr 22, 2016 | Dec 31, 2015 |
| 6-K | Current report (foreign issuer) | Mar 11, 2016 | Mar 11, 2016 |
| 6-K | Current report (foreign issuer) | Jan 15, 2016 | Jan 15, 2016 |
| 6-K | Current report (foreign issuer) | Jan 12, 2016 | Jan 11, 2016 |
| 6-K | Current report (foreign issuer) | Nov 9, 2015 | Nov 9, 2015 |
| 6-K | Current report (foreign issuer) | Aug 14, 2015 | Aug 14, 2015 |
| 6-K | Current report (foreign issuer) | Jul 22, 2015 | Jul 22, 2015 |
| 20-F/A | Amended annual report (foreign issuer) | Jun 30, 2015 | Dec 31, 2014 |
| 6-K | Current report (foreign issuer) | Jun 5, 2015 | Jun 5, 2015 |
| 20-F | Annual report (foreign issuer) | May 19, 2015 | Dec 31, 2014 |
| NT 20-F | Form nt 20-f | Apr 30, 2015 | Dec 31, 2014 |
| 6-K | Current report (foreign issuer) | Mar 13, 2015 | Mar 13, 2015 |
| UPLOAD | Letter from the SEC | Feb 27, 2015 | — |
| CORRESP | Letter to the SEC | Feb 18, 2015 | — |
| UPLOAD | Letter from the SEC | Jan 22, 2015 | — |
| CORRESP | Letter to the SEC | Dec 18, 2014 | — |
| CORRESP | Letter to the SEC | Dec 4, 2014 | — |
| UPLOAD | Letter from the SEC | Nov 21, 2014 | — |
| 6-K | Current report (foreign issuer) | Nov 14, 2014 | Nov 14, 2014 |
| CORRESP | Letter to the SEC | Oct 28, 2014 | — |
| CORRESP | Letter to the SEC | Oct 21, 2014 | — |
| CORRESP | Letter to the SEC | Oct 14, 2014 | — |
| UPLOAD | Letter from the SEC | Sep 22, 2014 | — |
| 6-K | Current report (foreign issuer) | Aug 15, 2014 | Aug 31, 2014 |
| 20-F/A | Amended annual report (foreign issuer) | Jul 11, 2014 | Dec 31, 2013 |
| 20-F/A | Amended annual report (foreign issuer) | Jun 30, 2014 | Dec 31, 2013 |
| 6-K | Current report (foreign issuer) | May 19, 2014 | May 19, 2014 |
| 6-K | Current report (foreign issuer) | May 15, 2014 | May 15, 2014 |
| 6-K | Current report (foreign issuer) | Apr 24, 2014 | Apr 30, 2014 |
| 20-F | Annual report (foreign issuer) | Apr 18, 2014 | Dec 31, 2013 |
| 6-K | Current report (foreign issuer) | Mar 20, 2014 | Mar 31, 2014 |
| 6-K | Current report (foreign issuer) | Mar 12, 2014 | Mar 31, 2014 |
| 6-K | Current report (foreign issuer) | Jan 21, 2014 | Jan 21, 2014 |
| 6-K | Current report (foreign issuer) | Nov 14, 2013 | Nov 14, 2013 |
| 6-K | Current report (foreign issuer) | Nov 4, 2013 | Nov 1, 2013 |
| 6-K | Current report (foreign issuer) | Aug 19, 2013 | Aug 16, 2013 |
| 6-K | Current report (foreign issuer) | May 24, 2013 | May 24, 2013 |
| 20-F | Annual report (foreign issuer) | Apr 26, 2013 | Dec 31, 2012 |
| 6-K | Current report (foreign issuer) | Apr 26, 2013 | Apr 26, 2013 |
| 6-K | Current report (foreign issuer) | Apr 11, 2013 | Apr 11, 2013 |
| 6-K | Current report (foreign issuer) | Apr 10, 2013 | Apr 9, 2013 |
| 6-K | Current report (foreign issuer) | Mar 27, 2013 | Mar 27, 2013 |
| 8-K12B/A | Filing | Mar 21, 2013 | Mar 21, 2013 |
| 6-K | Current report (foreign issuer) | Mar 21, 2013 | Mar 21, 2013 |
| 6-K | Current report (foreign issuer) | Mar 18, 2013 | Mar 18, 2013 |
| 6-K | Current report (foreign issuer) | Feb 20, 2013 | Feb 20, 2013 |
| 6-K | Current report (foreign issuer) | Jan 30, 2013 | Jan 30, 2013 |
| SC TO-I/A | Filing | Jan 10, 2013 | — |
| SC TO-I/A | Filing | Jan 4, 2013 | — |
| SC TO-I/A | Sc to-i | Dec 18, 2012 | — |
| SC TO-I | Filing | Nov 30, 2012 | — |
| SC TO-C | Filing | Nov 19, 2012 | — |
| 6-K | Current report (foreign issuer) | Nov 19, 2012 | Nov 19, 2012 |
| 6-K | Current report (foreign issuer) | Nov 15, 2012 | Nov 15, 2012 |
| 6-K | Current report (foreign issuer) | Oct 26, 2012 | Oct 26, 2012 |
| 6-K | Current report (foreign issuer) | Oct 18, 2012 | Oct 18, 2012 |
| 6-K | Current report (foreign issuer) | Oct 1, 2012 | Sep 28, 2012 |
| 6-K | Current report (foreign issuer) | Sep 5, 2012 | Sep 5, 2012 |
| 6-K | Current report (foreign issuer) | Aug 24, 2012 | Aug 24, 2012 |
| 6-K | Current report (foreign issuer) | Aug 13, 2012 | Aug 13, 2012 |
| 6-K | Current report (foreign issuer) | Jul 27, 2012 | Jul 27, 2012 |
| 6-K | Current report (foreign issuer) | May 16, 2012 | May 16, 2012 |
| 20-F | Annual report (foreign issuer) | Apr 27, 2012 | Dec 31, 2011 |
| 6-K | Current report (foreign issuer) | Mar 13, 2012 | Mar 13, 2012 |
| 6-K | Current report (foreign issuer) | Mar 13, 2012 | Mar 13, 2012 |
| 6-K | Current report (foreign issuer) | Jan 4, 2012 | Dec 31, 2011 |
| 6-K | Current report (foreign issuer) | Jan 4, 2012 | Nov 30, 2011 |
| 6-K | Current report (foreign issuer) | Nov 9, 2011 | Nov 9, 2011 |
| 6-K | Current report (foreign issuer) | Aug 29, 2011 | Aug 26, 2011 |
| 6-K | Current report (foreign issuer) | Aug 22, 2011 | Aug 22, 2011 |
| 6-K | Current report (foreign issuer) | Aug 9, 2011 | Aug 1, 2011 |
| 15-12B | Deregistration | Jul 8, 2011 | — |
| S-8 POS | Filing | Jun 29, 2011 | — |
| S-8 POS | Filing | Jun 29, 2011 | — |
| S-8 POS | Filing | Jun 29, 2011 | — |
| S-8 POS | Filing | Jun 29, 2011 | — |
| S-8 POS | Filing | Jun 29, 2011 | — |
| S-8 POS | Filing | Jun 29, 2011 | — |
| S-8 POS | Filing | Jun 29, 2011 | — |
| S-8 POS | Filing | Jun 29, 2011 | — |
| 8-K12B | Filing | Jun 27, 2011 | Jun 24, 2011 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Jun 27, 2011 | Jun 24, 2011 |
| 25-NSE | Delisting notice | Jun 24, 2011 | — |
| 425 | Filing | Jun 10, 2011 | — |
| 425 | Filing | Jun 3, 2011 | — |
| 425 | F-4 | May 25, 2011 | — |
| DEF 14A | Proxy statement | May 25, 2011 | Jun 24, 2011 |
| UPLOAD | Letter from the SEC | May 24, 2011 | — |
| 10-K/A | Amended annual report | May 20, 2011 | Dec 31, 2010 |
| CORRESP | Letter to the SEC | May 20, 2011 | — |
| UPLOAD | Letter from the SEC | May 18, 2011 | — |
| CORRESP | Letter to the SEC | May 16, 2011 | — |
| 8-K |
Current report
Material agreement, Officer or director change
|
May 10, 2011 | May 5, 2011 |
| UPLOAD | Letter from the SEC | May 9, 2011 | — |
| 10-Q | Quarterly report | May 9, 2011 | Mar 31, 2011 |
| 8-K |
Current report
Results of operations
|
May 6, 2011 | May 6, 2011 |
| 8-K |
Current report
Results of operations
|
May 6, 2011 | May 6, 2011 |
| 8-K |
Current report
Other events
|
May 5, 2011 | Apr 29, 2011 |
| CORRESP | Letter to the SEC | Apr 19, 2011 | — |
| 10-K/A | Amended annual report | Apr 19, 2011 | Dec 31, 2010 |
| UPLOAD | Letter from the SEC | Apr 8, 2011 | — |
| UPLOAD | Letter from the SEC | Mar 17, 2011 | — |
| 10-K | Annual report | Mar 16, 2011 | Dec 31, 2010 |
| 8-K |
Current report
Results of operations
|
Mar 11, 2011 | Mar 11, 2011 |
| 8-K |
Current report
Results of operations
|
Mar 11, 2011 | Mar 11, 2011 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Mar 2, 2011 | Feb 24, 2011 |
| UPLOAD | Letter from the SEC | Feb 28, 2011 | — |
| CORRESP | Letter to the SEC | Feb 1, 2011 | — |
| CORRESP | Letter to the SEC | Jan 28, 2011 | — |
| CORRESP | Letter to the SEC | Jan 18, 2011 | — |
| 425 | Filing | Jan 13, 2011 | — |
| 425 | Filing | Jan 11, 2011 | — |
| 8-K |
Current report
Other events
|
Jan 10, 2011 | Jan 10, 2011 |
| 425 | Filing | Jan 10, 2011 | — |
| UPLOAD | Letter from the SEC | Jan 3, 2011 | — |
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
- Communications Equipment, NEC (SIC 3669)
- Listed as
- UTSI (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- Cayman Islands
- Headquarters
- Hangzhou, P.R., China
- SEC filer status
- Non-accelerated filer
- SEC CIK
- 1030471
- Former names
- UTSTARCOM INC (until Jul 8, 2011)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.