Balance Sheet
Cash Flow Statement
Amortizatization of IntangiblesCapital ExpendituresCash from Financing ActivitiesCash from Investing ActivitiesCash from OperationsChange in Account PayablesChange in Accured ExpensesChange in CashChange in IntangiblesChange in ReceivablesDepreciation & Amortization (CF)Depreciation and DepletionFree Cash FlowGains from Investment SecuritiesGains from Sales and DivestituresNet Cash FlowNet IncomeNon-cash ItemsOther Working Capital ChangesOther financing activitiesShare-based CompensationShares Issued
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ClearSign Technologies (CLIR) Free Cash Flow (2016 - 2025)

ClearSign Technologies (CLIR) has disclosed Free Cash Flow for 12 consecutive years, with -$1.8 million as the latest value for Q3 2025.

  • For the quarter ending Q3 2025, Free Cash Flow fell 27.77% year-over-year to -$1.8 million, compared with a TTM value of -$3.9 million through Sep 2025, up 28.01%, and an annual FY2024 reading of -$4.4 million, down 36.47% over the prior year.
  • Free Cash Flow was -$1.8 million for Q3 2025 at ClearSign Technologies, down from -$511000.0 in the prior quarter.
  • Across five years, Free Cash Flow topped out at $46000.0 in Q2 2023 and bottomed at -$2.1 million in Q2 2021.
  • Average Free Cash Flow over 5 years is -$1.2 million, with a median of -$1.3 million recorded in 2023.
  • The sharpest move saw Free Cash Flow skyrocketed 102.49% in 2023, then plummeted 3413.04% in 2024.
  • Year by year, Free Cash Flow stood at -$1.2 million in 2021, then soared by 37.46% to -$733000.0 in 2022, then tumbled by 97.82% to -$1.4 million in 2023, then surged by 69.93% to -$436000.0 in 2024, then tumbled by 319.95% to -$1.8 million in 2025.
  • Business Quant data shows Free Cash Flow for CLIR at -$1.8 million in Q3 2025, -$511000.0 in Q2 2025, and -$1.1 million in Q1 2025.