ESS Tech, Inc.
GWHT Industrials Electrical Equipment & Parts
ESS Tech, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $1.6 million, down 74.9% from fiscal 2024. In the quarter to June 2026, revenue fell 96.9%, EPS grew 48.9% and free cash flow grew 27.8%, each against the same quarter a year earlier. Insiders bought in the last twelve months.
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ESS Tech, Inc. (GWHT) P/E ratio
ESS Tech, Inc. has no meaningful P/E ratio: its trailing twelve-month earnings is negative. Over the past ten years it has ranged from 0.0× (October 2026) to 0.0× (October 2026) — the current reading is the highest in ten years.
P/E ratio, daily
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Annual newest first
| Period | P/E ratio | Change |
|---|---|---|
| FY2025 | 0.0× | — |
| FY2024 | 0.0× | — |
| FY2023 | 0.0× | — |
| FY2022 | 0.0× | — |
Quarterly newest first
| Period | P/E ratio | Change |
|---|---|---|
| Jun 2026 | 0.0× | — |
| Mar 2026 | 0.0× | — |
| Dec 2025 | 0.0× | — |
| Sep 2025 | 0.0× | — |
| 13 more quarters | Free account |
Against its own ten years
P/E ratio against peers
| Company | P/E ratio |
|---|---|
| PITEF Heramba Electric PLC compare | n/m |
| GWHT ESS Tech, Inc. | n/m |
| POLA Polar Power, Inc. compare | n/m |
| DFLI Dragonfly Energy Holdings Corp. compare | n/m |
| NXUR Nxu, Inc. compare | n/m |
| EPOW E-Power Inc. compare | n/m |
| XPON Expion Energy, Inc. compare | n/m |
| FLUX Flux Power Holdings, Inc. compare | n/m |
| CCTG CCSC Technology International Holdings Limited compare | — |
| Electrical Equipment & Parts industry median | 31.2× |
| Industrials sector median | 24.7× |
| Market median | 18.1× |
What P/E ratio is
Price to Earnings Ratio shows how much investors pay for each dollar of a company’s annual profit per share.
Stock Price ÷ EPS (Basic) (TTM)