Stocktoria
ESS Tech, Inc. GWH
ESS Tech, Inc. (GWH) earns a Piotroski F-score of 1/9 (weak financial health). It does not currently pay a dividend. FY2025 revenue was $1.6M at a -4007.6% net margin.
Quality score trend · recomputed for each fiscal year
Each year's score is computed from that year's filing — a rising Piotroski F or Altman Z″ means improving financial health, a fall is worth a look.
Analyst price target
Wall Street analyst consensus — a sentiment gauge, not our scoring.
How it ranks in Manufacturing · percentile among 1957 companies
Percentile vs other Manufacturing companies we cover — e.g. “stronger than 90%” means only 10% score higher on that measure.
Piotroski F breakdown · 1/9 tests passed
- Positive return on assets
- Positive operating cash flow
- Rising ROA
- Cash flow exceeds net income
- Lower long-term debt
- Rising current ratio
- No share dilution
- Rising gross margin
- Rising asset turnover
Sector peers · similar-size Manufacturing companies compare side by side →
| Ticker | Company | Piotroski F | Altman Z″ | P / E | Revenue growth |
|---|---|---|---|---|---|
| GWH | ESS Tech, Inc. | 1/9 | — | — | — |
| ELPW | Elong Power Holding Ltd. | 4/9 | -12.9 | — | — |
| BURU | Nuburu, Inc. | 4/9 | -17.9 | — | — |
| DAZSF | ZKGC New Energy Ltd | 5/9 | -0.5 | — | — |
| NVVE | Nuvve Holding Corp. | 3/9 | — | — | — |
| UCAR | U Power Ltd | 1/9 | 1.21 | — | — |
| POLA | Polar Power, Inc. | 1/9 | -17.9 | — | -54.9% |
About ESS Tech, Inc.
ESS Tech, Inc., an energy storage company, engages in the design and production of iron flow batteries for commercial and utility-scale energy storage applications worldwide. It offers energy storage products, which include Energy Warehouse, a behind-the-meter solution; and the gigawatt-hour energy base storage product, a fully configurable layout that integrates with any site location and that allows the power to be decoupled from the capacity. The company was founded in 2011 and is headquartered in Wilsonville, Oregon.
FAQ
Is GWH financially healthy?
ESS Tech, Inc.'s Piotroski F-score is 1/9 (8–9 is excellent, 0–3 weak).
Does GWH pay a dividend?
No, ESS Tech, Inc. does not currently pay a dividend.
How profitable is GWH?
In FY2025, ESS Tech, Inc. had a net margin of -4007.6% and a return on equity of -736.1%.
What is the analyst price target for GWH?
The average Wall-Street price target for ESS Tech, Inc. is $2.00, about 250.1% above the recent price, from 1 analysts.
Is GWH a good stock to buy?
Stocktoria doesn't give buy or sell advice, but here is the data on ESS Tech, Inc.: a Piotroski F-score of 1/9. Weigh these quality and valuation signals against your own goals.
Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.