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 |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 19, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 19, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 19, 2026 | — |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 144 | Notice of proposed sale | Oct 1, 2026 | — |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 144 | Notice of proposed sale | Oct 1, 2026 | — |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 1, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 25, 2026 | Sep 25, 2026 |
| 8-K |
Current report
Other events
|
Sep 18, 2026 | Sep 18, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 17, 2026 | Sep 17, 2026 |
| 4 | Insider transaction | Sep 10, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Sep 10, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Sep 10, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Sep 10, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 144 | Notice of proposed sale | Sep 4, 2026 | — |
| 144 | Notice of proposed sale | Sep 4, 2026 | — |
| 144 | Notice of proposed sale | Sep 4, 2026 | — |
| 144 | Notice of proposed sale | Sep 4, 2026 | — |
| 144 | Notice of proposed sale | Sep 4, 2026 | — |
| 4 | Insider transaction | Aug 14, 2026 | Aug 13, 2026 |
| 144 | Notice of proposed sale | Aug 14, 2026 | — |
| 4 | Insider transaction | Aug 14, 2026 | Aug 13, 2026 |
| 144 | Notice of proposed sale | Aug 14, 2026 | — |
| 4 | Insider transaction | Aug 14, 2026 | Aug 13, 2026 |
| 144 | Notice of proposed sale | Aug 14, 2026 | — |
| 4 | Insider transaction | Aug 14, 2026 | Aug 13, 2026 |
| 144 | Notice of proposed sale | Aug 14, 2026 | — |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 14, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 10-Q | Quarterly report | May 11, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 11, 2026 | May 11, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 9, 2026 | — |
| 4 | Insider transaction | Apr 2, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 9, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| 4 | Insider transaction | Mar 24, 2026 | Mar 20, 2026 |
| 4 | Insider transaction | Mar 24, 2026 | Mar 20, 2026 |
| 4 | Insider transaction | Mar 24, 2026 | Mar 20, 2026 |
| 4 | Insider transaction | Mar 24, 2026 | Mar 20, 2026 |
| 4 | Insider transaction | Mar 24, 2026 | Mar 20, 2026 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Mar 24, 2026 | Mar 19, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Mar 5, 2026 | Mar 3, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 10-Q | Quarterly report | Feb 5, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 5, 2026 | Feb 5, 2026 |
| ARS | Annual report to shareholders | Jan 22, 2026 | Sep 30, 2025 |
| DEFA14A | Additional proxy material | Jan 22, 2026 | — |
| DEF 14A | Proxy statement | Jan 22, 2026 | Jan 22, 2026 |
| 4 | Insider transaction | Dec 31, 2025 | Dec 31, 2025 |
| 4 | Insider transaction | Dec 31, 2025 | Dec 31, 2025 |
| 4 | Insider transaction | Dec 31, 2025 | Dec 31, 2025 |
| 4 | Insider transaction | Dec 31, 2025 | Dec 31, 2025 |
| 4 | Insider transaction | Dec 23, 2025 | Dec 23, 2025 |
| 144 | Notice of proposed sale | Dec 23, 2025 | — |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 144 | Notice of proposed sale | Dec 4, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Dec 3, 2025 | — |
| 10-K | Annual report | Nov 25, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 25, 2025 | Nov 25, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 13, 2025 | — |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Other events
|
Nov 13, 2025 | Nov 13, 2025 |
| 8-K |
Current report
Other events
|
Nov 12, 2025 | Nov 10, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Nov 10, 2025 | Nov 10, 2025 |
| 8-K |
Current report
Other events
|
Oct 29, 2025 | Oct 29, 2025 |
| 424B7 | Filing | Oct 29, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 29, 2025 | Oct 29, 2025 |
| 144 | Notice of proposed sale | Oct 2, 2025 | — |
| 4 | Insider transaction | Sep 30, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Sep 30, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Sep 26, 2025 | Sep 26, 2025 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Sep 25, 2025 | Sep 19, 2025 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Sep 23, 2025 | Sep 18, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 12, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 12, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 12, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 12, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 12, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 12, 2025 |
| 144 | Notice of proposed sale | Sep 10, 2025 | — |
| 4 | Insider transaction | Sep 9, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 8, 2025 | Sep 4, 2025 |
| 4 | Insider transaction | Sep 8, 2025 | Sep 4, 2025 |
| 4 | Insider transaction | Sep 8, 2025 | Sep 4, 2025 |
| 4 | Insider transaction | Sep 8, 2025 | Sep 4, 2025 |
| 4 | Insider transaction | Sep 8, 2025 | Sep 4, 2025 |
| 144 | Notice of proposed sale | Sep 8, 2025 | — |
| 144 | Notice of proposed sale | Sep 8, 2025 | — |
| 144 | Notice of proposed sale | Sep 8, 2025 | — |
| 144 | Notice of proposed sale | Sep 8, 2025 | — |
| 144 | Notice of proposed sale | Sep 8, 2025 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Sep 8, 2025 | Sep 4, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 13, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 13, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 13, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 13, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 13, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 13, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 13, 2025 |
| 4 | Insider transaction | Aug 14, 2025 | Aug 13, 2025 |
| 144 | Notice of proposed sale | Aug 14, 2025 | — |
| 144 | Notice of proposed sale | Aug 14, 2025 | — |
| 144 | Notice of proposed sale | Aug 14, 2025 | — |
| 144 | Notice of proposed sale | Aug 14, 2025 | — |
| 144 | Notice of proposed sale | Aug 11, 2025 | — |
| 4 | Insider transaction | Aug 11, 2025 | Aug 10, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 11, 2025 | Aug 10, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2025 | Aug 7, 2025 |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 21, 2025 |
| 144 | Notice of proposed sale | May 21, 2025 | — |
| 4 | Insider transaction | May 15, 2025 | May 15, 2025 |
| 144 | Notice of proposed sale | May 15, 2025 | — |
| 4 | Insider transaction | May 15, 2025 | May 15, 2025 |
| 144 | Notice of proposed sale | May 15, 2025 | — |
| 4 | Insider transaction | May 15, 2025 | May 15, 2025 |
| 144 | Notice of proposed sale | May 15, 2025 | — |
| 4 | Insider transaction | May 15, 2025 | May 15, 2025 |
| 144 | Notice of proposed sale | May 15, 2025 | — |
| 4 | Insider transaction | May 15, 2025 | May 15, 2025 |
| 144 | Notice of proposed sale | May 15, 2025 | — |
| S-8 | Employee stock plan registration | May 8, 2025 | — |
| 10-Q | Quarterly report | May 8, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 8, 2025 | May 8, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 30, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Apr 25, 2025 | Apr 22, 2025 |
| 8-K |
Current report
Material agreement
|
Apr 16, 2025 | Apr 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 3, 2025 | — |
| 4 | Insider transaction | Mar 24, 2025 | Mar 24, 2025 |
| 144 | Notice of proposed sale | Mar 24, 2025 | — |
| 4 | Insider transaction | Mar 24, 2025 | Mar 24, 2025 |
| 144 | Notice of proposed sale | Mar 24, 2025 | — |
| 8-K |
Current report
Shareholder vote results
|
Mar 4, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 14, 2025 |
| 144 | Notice of proposed sale | Feb 14, 2025 | — |
| 144 | Notice of proposed sale | Feb 14, 2025 | — |
| 144 | Notice of proposed sale | Feb 14, 2025 | — |
| 144 | Notice of proposed sale | Feb 14, 2025 | — |
| 144 | Notice of proposed sale | Feb 14, 2025 | — |
| 10-Q | Quarterly report | Feb 6, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2025 | Feb 6, 2025 |
| ARS | Annual report to shareholders | Jan 22, 2025 | Sep 30, 2024 |
| DEFA14A | Additional proxy material | Jan 22, 2025 | — |
| DEF 14A | Proxy statement | Jan 22, 2025 | Jan 22, 2025 |
| 4 | Insider transaction | Dec 27, 2024 | Dec 27, 2024 |
| 144 | Notice of proposed sale | Dec 27, 2024 | — |
| 4 | Insider transaction | Dec 23, 2024 | Dec 23, 2024 |
| 4 | Insider transaction | Dec 20, 2024 | Dec 20, 2024 |
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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.