Revenue
2020
2021
2022
2023
2024
2025
ESS Tech, Inc. (GWH)
Price$0.3769Cached quote
Net income
2020
2021
2022
2023
2024
2025
Free cash flow
2020
2021
2022
2023
2024
2025
Total cash / debt
CashTotal debt
2020
2021
2022
2023
2024
2025
Financial statements
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|
| Revenue | $1.6M | $6.3M | $7.5M | $894,000 | $0 | $0 |
| Gross profit | −$27.7M | −$45.4M | −$13.0M | $894,000 | — | — |
| Gross margin | −1,748.07% | −720.54% | −171.82% | 100.00% | — | — |
| Research & development | $8.3M | $11.8M | $42.6M | $72.0M | $30.3M | $12.9M |
| Operating expenses | $29.7M | $44.4M | $73.0M | $106.4M | $60.6M | $17.4M |
| Operating income | −$57.4M | −$89.8M | −$85.9M | −$105.5M | −$60.6M | −$17.4M |
| Operating margin | −3,626.47% | −1,426.50% | −1,139.32% | −11,800.00% | — | — |
| EBITDA | −$51.7M | −$85.1M | −$79.4M | −$104.0M | −$60.0M | −$17.0M |
| EBITDA margin | −3,263.87% | −1,351.45% | −1,052.94% | −11,629.64% | — | — |
| Net income | −$63.4M | −$86.2M | −$77.6M | −$78.0M | −$477.1M | −$30.4M |
| Net profit margin | −4,007.58% | −1,369.69% | −1,028.89% | −8,721.36% | — | — |
| Basic EPSper basic share | -$4.34 | -$7.32 | -$7.27 | -$7.65 | -$85.91 | -$7.80 |
| Diluted EPSper diluted share | -$4.34 | -$7.32 | -$7.27 | -$7.65 | -$85.91 | -$7.80 |
Owners
Reported shareholders
7.29%of listed shares
SOFTBANK GROUP CORP.2.4M shares · Jun 30, 2026
View holders
| Holder | % owned |
|---|---|
SOFTBANK GROUP CORP. | 7.29%2.4M shares |
Alyeska Investment Group, L.P. | 4.26%1.4M shares |
VANGUARD CAPITAL MANAGEMENT LLC | 1.94%638.92K shares |
UBS Group AG | 1.83%602.61K shares |
Arosa Capital Management LP | 1.67%550K shares |
HEIGHTS CAPITAL MANAGEMENT, INC | 1.67%548.62K shares |
Trivedi Jigish Dhirajlal | ≈0.84%275K shares |
Goodman Kelly F. | ≈0.64%210.62K shares |
Shay Capital LLC | 0.64%210.15K shares |
GEODE CAPITAL MANAGEMENT, LLC | 0.64%210.04K shares |
Dresselhuys Eric P. | —180.58K shares |
Suhadolnik Kate Eileen | ≈0.49%160.76K shares |
BlackRock, Inc. | 0.41%133.87K shares |
VANGUARD FIDUCIARY TRUST CO | 0.39%129.88K shares |
Green Alpha Advisors, LLC | 0.35%115.78K shares |
Rabb Anthony | ≈0.33%109.39K shares |
NIGGLI MICHAEL R | ≈0.28%90.83K shares |
Pathstone Holdings, LLC | 0.27%88.98K shares |
Quarls Harry | ≈0.21%68.77K shares |
Garabedian Raffi | ≈0.16%53.19K shares |
Percentages use 32.89M shares of this listed class outstanding on Jun 30, 2026. ≈ compares the latest reported holding with a share total from a different date; it is not a confirmed current stake.
Gray completes the 100% scale. Reported positions may overlap; holders have different reporting dates.
Source: SEC Form 13F ↗Updated Sep 29, 2026 · Quarterly data
Insider buys & sells
| Transaction | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| Jun 4, 2026Form 4 | Buckley Drew PCEO | BuyCommon Stock | 25.0K | $1.03 | $25.8K | 25.0K |
| May 22, 2026Form 4 | Suhadolnik Kate EileenChief Financial Officer | SellCommon Stock | 1.9K | $0.93 | $1.8K | 160.8K |
| May 22, 2026Form 4 | Goodman Kelly F.SEE REMARKS | SellCommon Stock | 2.8K | $0.93 | $2.6K | 210.6K |
| May 21, 2026Form 4 | Suhadolnik Kate EileenChief Financial Officer | SellCommon Stock | 1.7K | $0.92 | $1.6K | 162.7K |
| May 21, 2026Form 4 | Goodman Kelly F.SEE REMARKS | SellCommon Stock | 2.5K | $0.92 | $2.3K | 213.4K |