ESS Tech reported cash from operations of -$8.90M and free cash flow of -$9.40M for the quarter ended Jun 2026, up 28.0% year over year. This cash flow statement covers 24 quarters of results from Sep 2020 through Jun 2026, standardized by Business Quant from the company’s SEC filings.
| Cash Flow Statement | Sep2020 | Dec2020 | Mar2021 | Jun2021 | Sep2021 | Dec2021 | Mar2022 | Jun2022 | Sep2022 | Dec2022 | Mar2023 | Jun2023 | Sep2023 | Dec2023 | Mar2024 | Jun2024 | Sep2024 | Dec2024 | Mar2025 | Jun2025 | Sep2025 | Dec2025 | Mar2026 | Jun2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating Activities | ||||||||||||||||||||||||
| Net Income | -11.04M | -31.13M | -22.22M | -24.18M | -27.73M | -31.40M | -24.50M | -22.88M | -16.98M | -19.07M | -18.25M | -22.07M | -22.88M | -23.02M | -17.93M | -11.53M | -10.27M | -23.14M | -16.28M | -15.73M | ||||
| Share-based Compensation | 0.26M | 7.30M | 4.53M | 1.17M | 3.00M | 3.19M | 2.06M | 2.73M | 2.89M | 2.96M | 2.85M | 3.03M | 2.66M | 3.04M | 1.23M | 1.47M | 1.25M | 1.49M | 1.06M | 0.68M | ||||
| Gains from Investment Securities | 2.95M | 19.83M | -16.50M | -8.60M | 4.58M | -5.27M | -0.69M | 0.12M | -0.34M | -1.38M | -0.12M | -0.34M | 0.34M | 0.12M | -0.46M | 0.12M | -0.34M | -0.17M | ||||||
| Asset Writedowns and Impairment | 11.42M | 0.51M | -1.98M | 3.51M | 3.64M | -5.17M | -0.77M | 0.03M | ||||||||||||||||
| Non-cash Items | ||||||||||||||||||||||||
| Cash from Operations | -13.32M | -23.51M | -19.37M | -15.16M | -22.09M | -25.00M | -18.51M | -19.02M | -1.22M | -16.14M | -18.91M | -15.22M | -17.61M | -20.48M | -18.24M | -12.36M | -5.83M | -13.87M | -13.50M | -8.90M | ||||
| Depreciation, Depletion & Amortization | ||||||||||||||||||||||||
| Depreciation & Amortization (CF)Depreciation & Amortization | 0.14M | 0.17M | 0.20M | 0.27M | 0.36M | 0.69M | 1.08M | 1.03M | 1.08M | 3.33M | 1.22M | 1.30M | 0.78M | 1.42M | 1.54M | 1.54M | 1.49M | 1.17M | 2.38M | 0.70M | ||||
| Change in Working Capital | ||||||||||||||||||||||||
| Change in Receivables | -0.79M | -1.06M | 1.40M | 2.32M | -4.33M | -0.32M | 0.78M | 0.24M | -1.31M | -0.22M | 0.17M | -0.20M | 0.02M | -0.10M | -0.02M | -0.09M | 0.02M | -0.03M | ||||||
| Change in Inventory | 13.13M | 1.53M | -1.15M | 4.02M | 1.85M | -1.40M | 1.24M | -1.54M | -0.02M | -4.51M | -0.02M | -0.01M | ||||||||||||
| Change in Account Payables | 1.06M | -1.55M | -1.85M | 1.07M | -0.82M | 3.07M | -0.53M | -0.14M | 0.94M | -0.50M | 0.15M | 1.77M | 3.75M | -1.43M | 0.50M | 0.77M | -0.92M | -4.20M | -1.73M | -0.03M | ||||
| Change in Accured Expenses | -0.75M | 0.02M | 0.42M | 1.54M | 3.56M | 1.26M | -4.66M | 0.42M | -0.07M | 0.93M | -4.02M | 2.06M | 1.87M | -1.03M | -3.03M | 1.54M | -3.01M | 1.65M | -2.27M | 0.52M | ||||
| Other Working Capital Changes | 3.12M | -1.04M | -0.41M | -0.93M | -0.16M | 0.37M | -1.73M | -0.83M | -1.14M | 1.28M | -0.38M | -0.39M | 2.48M | -0.09M | -2.13M | 1.31M | -1.85M | 0.80M | -0.90M | -0.45M | ||||
| Investing Activities | ||||||||||||||||||||||||
| Capital Expenditures | 0.17M | 2.42M | 4.04M | 4.42M | 2.72M | 2.99M | 2.61M | 0.83M | 0.77M | 1.58M | 0.95M | 1.02M | 1.85M | 3.47M | 4.28M | -1.97M | 1.08M | 0.93M | 0.50M | |||||
| Cash from Investing Activities | -0.12M | -2.48M | -4.04M | -84.02M | -46.59M | 16.77M | 72.06M | -38.13M | -17.92M | -0.93M | 34.69M | 15.49M | -6.30M | 20.87M | 13.25M | 3.67M | 0.42M | -9.81M | 0.72M | 5.50M | ||||
| Financing Activities | ||||||||||||||||||||||||
| Other financing activities | 0.01M | 10.33M | 0.05M | 0.05M | 0.01M | 0.39M | 0.10M | 0.23M | 26.80M | 0.21M | 0.17M | 0.00M | 0.10M | 37.55M | 13.55M | |||||||||
| Debt Issuance and Repayment | ||||||||||||||||||||||||
| Long-Term Debt Issuances | 19.80M | 1.07M | 0.48M | 0.48M | 0.53M | 0.40M | 0.40M | 0.40M | 0.93M | |||||||||||||||
| Change in Capital Stock | ||||||||||||||||||||||||
| Net Equity Issued and Repurchased | 0.72M | 2.13M | 2.73M | |||||||||||||||||||||
| Misc. | ||||||||||||||||||||||||
| Cash from Financing Activities | 19.63M | 256.91M | -3.24M | -0.44M | -0.53M | 0.15M | -0.30M | -0.14M | 26.03M | 0.07M | -0.08M | 0.14M | -0.01M | 0.12M | -0.01M | 0.82M | 8.06M | 34.60M | 14.05M | -1.20M | ||||
| Change in Cash | 6.20M | 230.92M | -26.66M | -99.62M | -69.21M | -8.08M | 53.24M | -57.30M | 6.89M | -17.01M | 15.70M | 0.41M | -23.92M | 0.52M | -5.00M | -7.88M | 2.64M | 10.94M | 1.31M | -4.64M | ||||
| Free Cash Flow | -13.49M | -25.93M | -23.41M | -19.58M | -24.81M | -27.99M | -21.12M | -19.85M | -1.99M | -17.73M | -19.86M | -16.24M | -19.46M | -23.95M | -22.52M | -12.36M | -3.86M | -14.95M | -14.43M | -9.40M | ||||
| Net Cash Flow | 6.20M | 230.92M | -26.66M | -99.62M | -69.21M | -8.08M | 53.24M | -57.30M | 6.89M | -17.01M | 15.70M | 0.41M | -23.92M | 0.52M | -5.00M | -7.88M | 2.64M | 10.92M | 1.27M | -4.60M |