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 23 quarters of results from Sep 2020 through Jun 2026, standardized by Business Quant from the company’s SEC filings.
| Cash Flow Statement | Sep2020 | 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 | -24.21M | -18.13M | -19.07M | -19.49M | -23.12M | -23.68M | -23.50M | -18.15M | -11.56M | -9.81M | -17.89M | -13.78M | -15.13M | |||
| Depreciation and Depletion | 0.14M | 0.17M | 0.20M | 0.26M | 0.36M | 0.69M | 1.10M | 1.00M | 1.10M | 3.20M | 1.20M | 1.20M | 0.70M | 1.40M | 1.50M | 1.50M | 1.40M | 1.00M | 2.30M | 5.00M | |||
| Share-based Compensation | 0.26M | 7.30M | 2.76M | 2.94M | 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 | |||
| Asset Writedowns and Impairment | 11.42M | 0.51M | -1.98M | 3.51M | 3.64M | -5.17M | -0.77M | 0.03M | |||||||||||||||
| 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 | 3.38M | -1.73M | -1.46M | 15.72M | -1.03M | -1.18M | -0.03M | 2.92M | -0.09M | -2.13M | -4.33M | 3.79M | -0.00M | -0.90M | -0.45M | |||
| Investing Activities | |||||||||||||||||||||||
| Capital Expenditures | 0.12M | 2.48M | 4.04M | 4.42M | 2.72M | 2.99M | 2.61M | 0.83M | 0.77M | 1.58M | 0.95M | 0.61M | 2.26M | 3.47M | 0.76M | 0.73M | -0.42M | 2.31M | 0.93M | 0.50M | |||
| Change in Acquisitions & Divestments | 79.60M | 43.87M | -19.76M | -74.67M | 37.30M | 17.16M | -0.65M | -35.65M | -16.11M | 4.04M | -24.34M | -14.01M | -4.40M | 7.50M | -1.66M | -6.00M | |||||||
| 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 | 0.66M | 2.81M | -0.01M | 0.09M | -0.30M | 0.52M | 0.08M | 0.10M | 0.07M | 0.05M | 0.02M | 0.01M | 0.01M | 0.27M | ||||||||
| Debt Issuance and Repayment | |||||||||||||||||||||||
| Long-Term Debt Issuances | |||||||||||||||||||||||
| Long-Term Debt Repayments | 0.39M | 20.48M | 0.48M | 0.48M | 0.53M | 0.40M | 0.40M | 0.40M | 0.93M | ||||||||||||||
| Change in Capital Stock | |||||||||||||||||||||||
| Net Equity Issued and Repurchased | 0.05M | 0.05M | 0.01M | 0.39M | 0.10M | 0.23M | 26.80M | 0.21M | 0.17M | 0.00M | 0.72M | -0.62M | 37.55M | 13.55M | |||||||||
| 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 | -13.43M | -25.98M | -23.41M | -19.58M | -24.81M | -27.99M | -21.12M | -19.85M | -1.99M | -17.73M | -19.86M | -15.83M | -19.87M | -23.95M | -19.00M | -13.09M | -5.42M | -16.18M | -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 |
Pull ESS Tech's standardized financial statements into your own models, spreadsheets and apps with the Business Quant Financial Statements API. The request below follows the statement, frequency and period selected above. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/statements?ticker=GWH&statement=CF&frequency=Quarter&period=all&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/statements"
params = {"ticker": "GWH", "statement": "CF", "frequency": "Quarter", "period": "all", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/statements?ticker=GWH&statement=CF&frequency=Quarter&period=all&api_key=YOUR_API_KEY");
const data = await res.json();