ESS Tech (GWH) Inventory (2023 - 2026)
ESS Tech's Inventory was $112,000 in Q2 2026, down 97.6% from $4.67 million a year earlier and down 8.9% from the prior quarter.
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Analysis
ESS Tech (GWH) Inventory (2023 - 2026) Analysis & Trends
At the end of FY2025, Inventory at ESS Tech came in at $140,000, down 97.5% from FY2024.
- In earlier years, Inventory was $5.64 million in FY2024 (+67.6%) and $3.37 million in FY2023.
- The Q2 2026 figure marks the lowest quarterly Inventory in data going back to Q3 2023.
- Compared with a year earlier, Inventory has declined for four straight quarters, with growth averaging 9.5% over the last eight quarters.
- The best year-over-year quarter for Inventory over five years was Q3 2024 (growth of 211.9%); the worst was Q1 2026 (a decline of 98.2%).
- Per Business Quant data, GWH's Inventory in the three quarters before Q2 2026 was $123,000 (Q1 2026), $140,000 (Q4 2025) and $4.65 million (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Inventory (Qtr) |
|---|---|---|---|---|---|
| 1 | GE Vernova | 252.99 Bn | 214.06 Bn | 2.36 Bn | 12.69 Bn |
| 2 | Bloom Energy | 81.25 Bn | 73.07 Bn | 355.57 Mn | 758.19 Mn |
| 3 | First Solar | 18.82 Bn | 9.78 Bn | 605.00 Mn | 1.09 Bn |
| 4 | BWX Technologies | 12.55 Bn | 10.85 Bn | 202.31 Mn | 46.30 Mn |
| 5 | Generac Holdings | 12.21 Bn | 11.04 Bn | 521.81 Mn | 1.24 Bn |
| 6 | Nextpower | 11.82 Bn | 7.71 Bn | 335.85 Mn | 261.63 Mn |
| 7 | EnerSys | 6.67 Bn | 4.86 Bn | 313.36 Mn | 738.65 Mn |
| 8 | Enphase Energy | 4.36 Bn | -500.13 Mn | 175.01 Mn | 285.02 Mn |
| 9 | Mirion Technologies | 3.45 Bn | 1.34 Bn | 133.10 Mn | 159.40 Mn |
| 10 | ESS Tech | 5.59 Mn | 5.59 Mn | -7.42 Mn | 112,000.00 |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 112,000.00 |
| Mar 31, 2026 | 123,000.00 |
| Dec 31, 2025 | 140,000.00 |
| Sep 30, 2025 | 4.65 Mn |
| Jun 30, 2025 | 4.67 Mn |
| Mar 31, 2025 | 6.88 Mn |
| Dec 31, 2024 | 5.64 Mn |
| Sep 30, 2024 | 7.04 Mn |
| Jun 30, 2024 | 4.43 Mn |
| Mar 31, 2024 | 3.16 Mn |
| Dec 31, 2023 | 3.37 Mn |
| Sep 30, 2023 | 2.26 Mn |
API Access
ESS Tech Inventory API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=inventory&ticker=GWH&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "inventory", "ticker": "GWH", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=inventory&ticker=GWH&period=max&api_key=YOUR_API_KEY");
const data = await res.json();