Solana Co SEC filings HSDT
Solana Co has 729 filings in SEC EDGAR's recent list, going back to Jun 16, 2014. Its latest annual report, Form ARS, was filed on Apr 14, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 30, 2026 (regulation fd disclosure, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | May 29, 2026 | — |
| EFFECT | Filing | Apr 8, 2026 | — |
| EFFECT | Filing | Apr 8, 2026 | — |
| POSASR | Filing | Mar 30, 2026 | — |
| POSASR | Filing | Mar 30, 2026 | — |
| POSASR | Filing | Nov 18, 2025 | — |
| NT 10-Q | Filing | Nov 12, 2025 | Sep 30, 2025 |
| EFFECT | Filing | Jun 4, 2025 | — |
| CORRESP | Letter to the SEC | Jun 3, 2025 | — |
| CORRESP | Letter to the SEC | Jun 2, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2025 | — |
| CORRESP | Letter to the SEC | May 28, 2025 | — |
| CORRESP | Letter to the SEC | May 28, 2025 | — |
| UPLOAD | Letter from the SEC | Apr 21, 2025 | — |
| DRSLTR | Filing | Apr 15, 2025 | — |
| DRS | Filing | Apr 15, 2025 | — |
| EFFECT | Filing | Mar 27, 2025 | — |
| CORRESP | Letter to the SEC | Mar 26, 2025 | — |
| UPLOAD | Letter from the SEC | Feb 5, 2025 | — |
| D | Filing | Jan 31, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2024 | — |
| EFFECT | Filing | May 6, 2024 | — |
| CORRESP | Letter to the SEC | May 3, 2024 | — |
| CORRESP | Letter to the SEC | May 2, 2024 | — |
| CORRESP | Letter to the SEC | May 1, 2024 | — |
| UPLOAD | Letter from the SEC | Apr 23, 2024 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2023 | — |
| EFFECT | Filing | May 26, 2023 | — |
| CORRESP | Letter to the SEC | May 25, 2023 | — |
| 8-A12G | Filing | Mar 24, 2023 | — |
| UPLOAD | Letter from the SEC | Mar 20, 2023 | — |
| EFFECT | Filing | Aug 4, 2022 | — |
| CORRESP | Letter to the SEC | Jul 29, 2022 | — |
| UPLOAD | Letter from the SEC | Jul 15, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2022 | — |
| EFFECT | Filing | Sep 14, 2021 | — |
| CORRESP | Letter to the SEC | Sep 10, 2021 | — |
| UPLOAD | Letter from the SEC | Sep 10, 2021 | — |
| EFFECT | Filing | Mar 22, 2021 | — |
| SD | Specialized disclosure (conflict minerals) | Mar 10, 2021 | — |
| EFFECT | Filing | Jan 27, 2021 | — |
| CORRESP | Letter to the SEC | Jan 26, 2021 | — |
| CORRESP | Letter to the SEC | Jan 26, 2021 | — |
| UPLOAD | Letter from the SEC | Jan 5, 2021 | — |
| EFFECT | Filing | Dec 18, 2020 | — |
| CORRESP | Letter to the SEC | Dec 16, 2020 | — |
| UPLOAD | Letter from the SEC | Dec 2, 2020 | — |
| D | Filing | Nov 10, 2020 | — |
| EFFECT | Filing | Sep 25, 2020 | — |
| CORRESP | Letter to the SEC | Sep 23, 2020 | — |
| UPLOAD | Letter from the SEC | Sep 23, 2020 | — |
| D | Filing | Mar 30, 2020 | — |
| EFFECT | Filing | Feb 6, 2020 | — |
| CORRESP | Letter to the SEC | Feb 4, 2020 | — |
| UPLOAD | Letter from the SEC | Feb 3, 2020 | — |
| EFFECT | Filing | Nov 26, 2018 | — |
| SC TO-I/A | Filing | Aug 9, 2018 | — |
| SC TO-I | Filing | Jul 12, 2018 | — |
| CERT | Filing | Apr 11, 2018 | — |
| 8-A12B | Filing | Apr 4, 2018 | — |
| CT ORDER | Filing | Mar 23, 2018 | — |
| NT 10-Q | Filing | May 16, 2017 | Mar 31, 2017 |
| NT 10-K | Filing | Apr 3, 2017 | Dec 31, 2016 |
| EFFECT | Filing | Jan 6, 2017 | — |
| CORRESP | Letter to the SEC | Jan 4, 2017 | — |
| UPLOAD | Letter from the SEC | Jan 3, 2017 | — |
| CORRESP | Letter to the SEC | Nov 4, 2016 | — |
| UPLOAD | Letter from the SEC | Nov 1, 2016 | — |
| UPLOAD | Letter from the SEC | Oct 20, 2016 | — |
| EFFECT | Filing | Jul 12, 2016 | — |
| CORRESP | Letter to the SEC | Jul 11, 2016 | — |
| CORRESP | Letter to the SEC | Jun 28, 2016 | — |
| UPLOAD | Letter from the SEC | May 31, 2016 | — |
| D | Filing | May 2, 2016 | — |
| CT ORDER | Filing | Dec 3, 2015 | — |
| D | Filing | Oct 26, 2015 | — |
| D | Filing | Jul 29, 2015 | — |
| D | Filing | Jul 13, 2015 | — |
| CORRESP | Letter to the SEC | May 7, 2015 | — |
| D | Filing | May 7, 2015 | — |
| CORRESP | Letter to the SEC | May 4, 2015 | — |
| 10-12G/A | Form 10-12g/a | May 4, 2015 | — |
| UPLOAD | Letter from the SEC | Apr 28, 2015 | — |
| CORRESP | Letter to the SEC | Apr 15, 2015 | — |
| 10-12G | Form 10-12g | Apr 15, 2015 | — |
| RW | Form rw | Apr 6, 2015 | — |
| UPLOAD | Letter from the SEC | Mar 4, 2015 | — |
| CORRESP | Letter to the SEC | Feb 6, 2015 | — |
| 10-12G | Form 10-12g | Feb 6, 2015 | — |
| RW | Filing | Dec 12, 2014 | — |
| D | Filing | Jun 16, 2014 | — |
Showing 91 filings. 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
- Finance Services (SIC 6199)
- Listed as
- HSDT (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Philadelphia, PA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1610853
- Former names
- HELIUS MEDICAL TECHNOLOGIES, INC. (until Sep 29, 2025); HELIUS MEDICAL TECHNOLOGIES, INC (until May 17, 2018)
Other Finance Services companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.