ESS Tech, Inc.GWHEarnings & Financial Report
ESS Tech, Inc. (ticker GWH) is a leading provider of long-duration stationary energy storage solutions, specializing in safe, non-toxic iron flow battery systems. It serves utility, commercial, and industrial customers across North America and Europe, supporting renewable energy integration, grid stability, and global decarbonization initiatives.
Revenue
$348.0K
Gross Profit
N/A
Operating Profit
$-23.1M
Net Profit
$-21.9M
Gross Margin
N/A
Operating Margin
-6645.1%
Net Margin
-6304.6%
YoY Growth
-87.7%
EPS
$-1.87
ESS Tech, Inc. Q2 FY2024 Financial Summary
ESS Tech, Inc. reported revenue of $348.0K (down 87.7% YoY) for Q2 FY2024, with a net profit of $-21.9M (up 4.3% YoY) (-6304.6% margin).
Key Financial Metrics
| Total Revenue | $348.0K |
|---|---|
| Net Profit | $-21.9M |
| Gross Margin | N/A |
| Operating Margin | -6645.1% |
| Report Period | Q2 FY2024 |
ESS Tech, Inc. Annual Revenue by Year
ESS Tech, Inc. annual revenue history includes year-by-year totals (for example, 2025 revenue was $1.6M).
| Year | Annual Revenue |
|---|---|
| 2025 | $1.6M |
| 2024 | $6.3M |
| 2023 | $7.5M |
| 2022 | $894.0K |
ESS Tech, Inc. Quarterly Revenue & Net Profit History
ESS Tech, Inc. results over the last 8 reported quarters, including revenue, net profit and year-over-year growth.
| Quarter | Revenue | Revenue YoY | Net Profit | Net Margin |
|---|---|---|---|---|
| Q4 FY2025 | $-1.6M | -155.7% | N/A | N/A |
| Q3 FY2025 | $214.0K | -40.4% | $-10.4M | -4848.1% |
| Q2 FY2025 | $2.4M | +577.6% | $-11.1M | -468.9% |
| Q1 FY2025 | $599.0K | -78.1% | $-18.0M | -3009.3% |
| Q4 FY2024 | $2.9M | +1.9% | N/A | N/A |
| Q3 FY2024 | $359.0K | -76.8% | $-22.5M | -6265.5% |
| Q2 FY2024 | $348.0K | -87.7% | $-21.9M | -6304.6% |
| Q1 FY2024 | $2.7M | +636.0% | $-18.3M | -668.7% |
Income Statement
| Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | |
|---|---|---|---|---|---|---|---|---|
| Revenue | $2.7M | $348000 | $359000 | $2.9M | $599000 | $2.4M | $214000 | $-1.6M |
| YoY Growth | 636.0% | -87.7% | -76.8% | 1.9% | -78.1% | 577.6% | -40.4% | -155.7% |
Balance Sheet
| Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | |
|---|---|---|---|---|---|---|---|---|
| Assets | $123.6M | $111.1M | $96.7M | $71.8M | $53.6M | $39.6M | $36.1M | $51.2M |
| Liabilities | $35.8M | $42.1M | $47.5M | $42.9M | $41.5M | $36.3M | $37.9M | $42.6M |
| Equity | $87.8M | $69.0M | $49.2M | $28.9M | $12.1M | $3.3M | $-1.8M | $8.6M |
Cash Flow
| Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | |
|---|---|---|---|---|---|---|---|---|
| Operating CF | $-18.9M | $-15.2M | $-17.6M | $-20.5M | $-18.2M | $-12.4M | $-5.8M | $-13.9M |