Cleanspark, Inc. SEC filings CLSK
Cleanspark, Inc. has 788 filings in SEC EDGAR's recent list, going back to Nov 17, 2008. Its latest annual report, Form ARS, was filed on Jan 22, 2026 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 25, 2026 (material agreement, new debt). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| NT 10-K | Filing | Dec 2, 2024 | Sep 30, 2024 |
| CERT | Filing | Nov 15, 2024 | — |
| 8-A12B/A | Filing | Nov 8, 2024 | — |
| CERT | Filing | Nov 1, 2024 | — |
| 8-A12B | Filing | Oct 31, 2024 | — |
| UPLOAD | Letter from the SEC | Sep 26, 2024 | — |
| EFFECT | Filing | Sep 23, 2024 | — |
| CORRESP | Letter to the SEC | Sep 19, 2024 | — |
| CORRESP | Letter to the SEC | Sep 10, 2024 | — |
| UPLOAD | Letter from the SEC | Sep 3, 2024 | — |
| UPLOAD | Letter from the SEC | Aug 22, 2024 | — |
| 425 | Filing | Aug 5, 2024 | — |
| 425 | Filing | Aug 5, 2024 | — |
| 425 | Filing | Aug 1, 2024 | — |
| CORRESP | Letter to the SEC | Jul 26, 2024 | — |
| CORRESP | Letter to the SEC | Jul 25, 2024 | — |
| 425 | Filing | Jul 2, 2024 | — |
| UPLOAD | Letter from the SEC | Jun 28, 2024 | — |
| 425 | Filing | Jun 27, 2024 | — |
| 425 | Filing | Jun 27, 2024 | — |
| 425 | Filing | Jun 27, 2024 | — |
| CORRESP | Letter to the SEC | Apr 26, 2024 | — |
| AW | Filing | Apr 11, 2024 | — |
| RW WD | Filing | Apr 11, 2024 | — |
| RW | Filing | Apr 11, 2024 | — |
| UPLOAD | Letter from the SEC | Mar 29, 2024 | — |
| UPLOAD | Letter from the SEC | Dec 18, 2023 | — |
| CORRESP | Letter to the SEC | Sep 15, 2023 | — |
| UPLOAD | Letter from the SEC | Aug 17, 2023 | — |
| CORRESP | Letter to the SEC | May 8, 2023 | — |
| UPLOAD | Letter from the SEC | Mar 31, 2023 | — |
| CORRESP | Letter to the SEC | Feb 22, 2023 | — |
| UPLOAD | Letter from the SEC | Feb 6, 2023 | — |
| POSASR | Filing | Dec 14, 2022 | — |
| NT 10-Q | Filing | Aug 10, 2022 | Jun 30, 2022 |
| NT 10-K | Filing | Nov 29, 2021 | Aug 31, 2021 |
| EFFECT | Filing | Oct 2, 2020 | — |
| UPLOAD | Letter from the SEC | Sep 30, 2020 | — |
| CORRESP | Letter to the SEC | Sep 30, 2020 | — |
| SEC STAFF LETTER | Filing | Feb 26, 2020 | — |
| SEC STAFF LETTER | Filing | Feb 11, 2020 | — |
| CERT | Filing | Jan 23, 2020 | — |
| 8-A12B | Filing | Jan 22, 2020 | — |
| NT 10-K | Filing | Dec 31, 2018 | Sep 30, 2018 |
| EFFECT | Filing | Nov 20, 2018 | — |
| CORRESP | Letter to the SEC | Nov 16, 2018 | — |
| NT 10-Q | Filing | Aug 15, 2018 | Jun 30, 2018 |
| NT 10-Q | Filing | May 15, 2018 | Mar 31, 2018 |
| UPLOAD | Letter from the SEC | Apr 11, 2018 | — |
| UPLOAD | Letter from the SEC | Mar 23, 2018 | — |
| CORRESP | Letter to the SEC | Mar 9, 2018 | — |
| UPLOAD | Letter from the SEC | Feb 27, 2018 | — |
| NT 10-K | Filing | Dec 29, 2017 | Sep 30, 2017 |
| D | Filing | Aug 21, 2017 | — |
| NT 10-K | Filing | Dec 29, 2016 | Sep 30, 2016 |
| NT 10-Q | Filing | Aug 15, 2016 | Jun 30, 2016 |
| D | Filing | Jun 8, 2016 | — |
| UPLOAD | Letter from the SEC | Aug 11, 2014 | — |
| D | Filing | May 23, 2014 | — |
| UPLOAD | Letter from the SEC | Mar 31, 2014 | — |
| NT 10-Q | March 31, 2013 10-q extension | May 15, 2013 | Mar 31, 2013 |
| NT 10-Q | June 30, 2012 10-q extension | Aug 15, 2012 | Jun 30, 2012 |
| NT 10-Q | March 31, 2012 10-q extension | May 16, 2012 | Mar 31, 2012 |
| NT 10-Q | Form 12b-25 | Feb 14, 2012 | Dec 31, 2011 |
| NT 10-K | Form 12b-25 | Dec 30, 2011 | Sep 30, 2011 |
| NT 10-Q | Form 12b-25 notification of late filing | Aug 16, 2011 | Jun 30, 2011 |
| PREM14C | Preliminary information statement | Mar 8, 2010 | Mar 5, 2010 |
| NT 10-Q | Form 12b-25 notification of late filing | Aug 17, 2009 | Jun 30, 2009 |
| NT 10-Q | Extension for 12/31/08 10-q | Feb 17, 2009 | Dec 31, 2008 |
| 10KSB | September 30, 2008 10-ksb | Feb 5, 2009 | Sep 30, 2008 |
| 10-12G | Form 10 | Nov 17, 2008 | — |
Showing 71 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
- CLSK (Nasdaq), CLSKW (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- NV
- Headquarters
- Henderson, NV
- SEC filer status
- Large accelerated filer
- SEC CIK
- 827876
- Former names
- STRATEAN INC. (until Nov 8, 2016); SMARTDATA CORP (until Nov 24, 2014)
Other Finance Services companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.