Cleared list › Company

CleanSpark, Inc. (CLSK): material weakness cleared

CleanSpark, Inc. reported ineffective internal control over financial reporting because of a material weakness in 6 filings since Dec 14, 2021. It stated one or more material weaknesses in 9 more SEC filings that gave no conclusion on whether that control is effective. The latest was its 10-Q for the period ended Jun 30, 2025.

Ctrl Worx Watch List™ status

Cleared

Cleared. CleanSpark, Inc.’s 10-K filed Nov 25, 2025 says: “Based on the remediation efforts and results of management's testing, we have concluded that the material weaknesses identified as of September 30, 2024, were fully remediated as of September 30, 2025.” Open 731 days, from Sep 30, 2023 to Sep 30, 2025.

See the Cleared list

Checked against SEC EDGAR: Oct 29, 2026

Filings with a weakness15
First in our dataFeb 12, 2021
AuditorBDO USA, P.C
StatusControls reported effective in its 10-K for the period ended Sep 30, 2025

Causes the company named

ITGC: user access · 8ITGC: general · 7Complex or non-routine accounting · 6Segregation of duties · 4ITGC: change management · 4IPE and key reports · 4Financial close and reporting · 4Revenue recognition · 4Other · 2Entity-level and governance · 2Not described · 2

Ineffective IT general controls over general ledger access and change management, plus weak controls over property and equipment accounting.

What the latest filing says

Based upon that evaluation, our principal executive officer and principal financial officer concluded that, as of June 30, 2025, our disclosure controls and procedures were not effective due to the material weaknesses in our internal control over financial reporting described below. Material Weakness in Internal Control over Financial Reporting A material weakness is a deficiency, or a combination of deficiencies, in internal control over financial reporting such that there is a reasonable possibility that a material misstatement of our annual or interim financial statements will not be prevented or detected on a timely basis. The following material weaknesses that have been previously reported have been identified and included in management's assessment: •The Company did not design and maintain effective information systems general controls over program change management, logical access and segregation of duties for our general ledger. Specifically, we did not maintain documentation to support the operation of our controls over change management for the Company’s general ledge [...]

From the controls section of the 10-Q filed Aug 7, 2025. Read the full filing on SEC EDGAR.

Company response: CleanSpark, Inc. can send a statement or a link to its remediation update to russell@ctrlworx.com. We post it here, unedited and dated.

Filings

FiledFormPeriodControlsCausesFiling
Nov 25, 202510-KSep 30, 2025EffectiveEDGAR
Aug 7, 202510-QJun 30, 2025Material weakness stated, no ICFR conclusionSegregation of duties; Complex or non-routine accounting; ITGC: user access; ITGC: change managementEDGAR
May 8, 202510-QMar 31, 2025Material weakness stated, no ICFR conclusionSegregation of duties; Complex or non-routine accounting; ITGC: user access; ITGC: change management; OtherEDGAR
Feb 6, 202510-QDec 31, 2024Not effectiveSegregation of duties; Complex or non-routine accounting; ITGC: user access; ITGC: change management; Entity-level and governanceEDGAR
Dec 3, 202410-KSep 30, 2024Not effectiveSegregation of duties; Complex or non-routine accounting; ITGC: user access; ITGC: change management; OtherEDGAR
Aug 9, 202410-QJun 30, 2024Material weakness stated, no ICFR conclusionComplex or non-routine accounting; ITGC: user access; IPE and key reportsEDGAR
May 9, 202410-QMar 31, 2024Not effectiveITGC: general; IPE and key reportsEDGAR
Feb 8, 202410-QDec 31, 2023Not effectiveITGC: general; IPE and key reportsEDGAR
Dec 1, 202310-KSep 30, 2023Not effectiveITGC: general; IPE and key reportsEDGAR
Dec 15, 202210-KSep 30, 2022EffectiveEDGAR
Aug 10, 202210-QJun 30, 2022Material weakness stated, no ICFR conclusionFinancial close and reporting; ITGC: user access; ITGC: general; Revenue recognitionEDGAR
May 10, 202210-QMar 31, 2022Material weakness stated, no ICFR conclusionFinancial close and reporting; ITGC: user access; ITGC: general; Revenue recognitionEDGAR
Feb 9, 202210-QDec 31, 2021Material weakness stated, no ICFR conclusionFinancial close and reporting; ITGC: user access; ITGC: general; Revenue recognitionEDGAR
Dec 14, 202110-KSep 30, 2021Not effectiveFinancial close and reporting; Complex or non-routine accounting; ITGC: general; Revenue recognitionEDGAR
Aug 16, 202110-QJun 30, 2021Material weakness stated, no ICFR conclusionNot describedEDGAR
May 6, 202110-QMar 31, 2021Material weakness stated, no ICFR conclusionNot describedEDGAR
Feb 12, 202110-QDec 31, 2020Material weakness stated, no ICFR conclusionEntity-level and governanceEDGAR

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Based on public SEC filings. Causes are grouped into standard categories by Ctrl Worx™. The filings are the authority. Ctrl Worx is not affiliated with CleanSpark, Inc. or the SEC. Not investment advice.