Jun 2026 (Q2 FY26) — Aug 11, 2026
ESS Tech Q2 FY26 — Strategic Shift to Sodium-Ion and Proposed Business Combination
Read the full callESS Tech (GWH) earnings
- Jun 2026
- Jun 2026 (Q2 FY26)
- Dec 2025
ESS Tech earnings: last reported Tue, 11 Aug 2026, for the quarter ended Jun 2026.
Reported
The figures, each with its period
Each figure keeps its basis and period; nothing is filled in.
| Metric | Value | Change | Basis | Period | Note |
|---|---|---|---|---|---|
| Revenue | 0.07 | −96.9% YoY | Quarterly, as filed | Quarter to Jun 2026 | Revenue from operations as filed. |
| Operating margin | -20731.5 | −20241.4 pts YoY | Operating profit / revenue | Quarter to Jun 2026 | For the quarter; a change is in percentage points. |
| Net profit | -15.6 | Quarterly, as filed | Quarter to Jun 2026 | Profit after tax as filed. The year-earlier figure was zero or a loss, so no percentage is shown. |
Price
$0.08 −20.00% · −$0.02
Performance −98.9% 1Y
1Y: $7.58 on 14 Oct 2025 → $0.08. High $7.58 (14 Oct 2025), low $0.08 (15 Oct 2026).
- Previous close
- $0.1
- 52-week range
- $0.08 – $7.58
- One year
- −98.69%
Overview
- Symbol
- GWH
- Sector
- Industrials
- Exchange
- US
- Currency
- USD
Call summaries
Every analysed call
ESS Tech earnings calls (GWH)
Financials
What the filings say
Net profit, year on year: −41% (quarter to jun 2026 against jun 2025).
| Line item | Sep 2024 | Dec 2024 | Mar 2025 | Jun 2025 | Sep 2025 | Dec 2025 | Mar 2026 | Jun 2026 |
|---|---|---|---|---|---|---|---|---|
| Sales | 0 | 3 | 1 | 2 | 0 | — | 0 | 0 |
| Operating profit | -24 | -23 | -18 | -12 | -10 | -18 | -14 | -15 |
| Operating margin | −6596.7% | −824.5% | −3029.4% | −490.1% | −4584.6% | — | −10765.6% | −20731.5% |
| Other income | 1 | 0 | 0 | 1 | -1 | -6 | -2 | -0 |
| Net profit | -22 | -23 | -18 | -11 | -10 | -24 | -16 | -16 |
| EPS ($ per share) | -1.90 | — | -1.50 | -0.90 | -0.73 | — | -0.54 | -0.46 |
| Line item | Dec 2020 | Dec 2021 | Dec 2022 | Dec 2023 | Dec 2024 | Dec 2025 |
|---|---|---|---|---|---|---|
| Equity capital | 0 | 0 | 0 | 0 | 0 | 0 |
| Reserves | -63 | -541 | -619 | -696 | -782 | -846 |
| Total liabilities | 37 | 45 | 37 | 40 | 43 | 43 |
| Fixed assets | 2 | 5 | 18 | 16 | 21 | 17 |
| Total assets | 9 | 250 | 174 | 143 | 72 | 51 |
| Line item | Dec 2020 | Dec 2021 | Dec 2022 | Dec 2023 | Dec 2024 | Dec 2025 |
|---|---|---|---|---|---|---|
| Cash from operations | -17 | -52 | -82 | -55 | -72 | -50 |
| Cash from investing | -1 | -3 | -118 | 15 | 65 | 8 |
| Cash from financing | 5 | 288 | -4 | 26 | 0 | 43 |
| Net cash flow | -12 | 234 | -204 | -14 | -7 | 1 |
| Capital expenditure | -1 | -3 | -14 | -6 | -7 | -3 |
| Free cash flow | -17 | -55 | -96 | -61 | -80 | -54 |
Insider filings
18 filings between Nov 20, 2025 and Aug 21, 2026.
Open market
decisions to buy or sellPurchases
$25.7K
1 purchase by 1 insider
Sales
$16.6K
8 sales by 2 insiders
Compensation
not trading decisions- 7
- Award — granted as compensation
- 2
- Tax withheld — shares kept back by the company to cover tax
Who traded
open market only| Insider | Bought | Sold | Last filing |
|---|---|---|---|
| Buckley Drew P | $25.7K | — | Jun 4, 2026 |
| Goodman Kelly F. | — | $10.5K | Aug 21, 2026 |
| Suhadolnik Kate Eileen | — | $6.1K | Aug 21, 2026 |
Latest filings (46)
| Date | Insider | What | Shares | Value |
|---|---|---|---|---|
| Aug 21, 2026 | Goodman Kelly F. SEE REMARKS | Sale | 5,400 | $2.2K |
| Aug 21, 2026 | Suhadolnik Kate Eileen Chief Financial Officer | Sale | 3,927 | $1.6K |
| Jun 4, 2026 | Buckley Drew P CEO | Purchase | 25,000 | $25.7K |
| May 29, 2026 | Nijhawan Sandeep Director | Award | 13,513 | $0 |
| May 29, 2026 | Garabedian Raffi Director | Award | 13,513 | $0 |
| May 29, 2026 | Quarls Harry Director | Award | 13,513 | $0 |
| May 29, 2026 | WELLMAN ALEXI Director | Award | 13,513 | $0 |
| May 29, 2026 | Hossfeld Rich Director | Award | 13,513 | $0 |
| May 22, 2026 | Goodman Kelly F. SEE REMARKS | Sale | 2,751 | $2.6K |
| May 22, 2026 | Suhadolnik Kate Eileen Chief Financial Officer | Sale | 1,922 | $1.8K |
| May 21, 2026 | Suhadolnik Kate Eileen Chief Financial Officer | Sale | 1,735 | $1.6K |
| May 21, 2026 | Goodman Kelly F. SEE REMARKS | Sale | 2,482 | $2.3K |
| Feb 20, 2026 | Goodman Kelly F. SEE REMARKS | Sale | 2,269 | $3.5K |
| Feb 20, 2026 | Suhadolnik Kate Eileen Chief Financial Officer | Sale | 741 | $1.1K |
| Feb 13, 2026 | Goodman Kelly F. SEE REMARKS | Award | 137,500 | $0 |
| Feb 13, 2026 | Suhadolnik Kate Eileen Chief Financial Officer | Award | 137,500 | $0 |
| Nov 20, 2025 | Goodman Kelly F. Interim CEO | Tax withheld | 4,513 | $10.8K |
| Nov 20, 2025 | Suhadolnik Kate Eileen Interim CFO | Tax withheld | 1,299 | $3.1K |
| Oct 13, 2025 | NIGGLI MICHAEL R Director | Award | 13,513 | $0 |
| Oct 13, 2025 | Nijhawan Sandeep Director | Award | 13,513 | $0 |
| Oct 13, 2025 | Garabedian Raffi Director | Award | 13,513 | $0 |
| Oct 13, 2025 | Quarls Harry Director | Award | 13,513 | $0 |
| Oct 13, 2025 | WELLMAN ALEXI Director | Award | 13,513 | $0 |
| Oct 13, 2025 | Teamey Kyle Director | Award | 13,513 | $0 |
| Oct 13, 2025 | Hossfeld Rich Director | Award | 13,513 | $0 |
| Aug 20, 2025 | Suhadolnik Kate Eileen Interim CFO | Tax withheld | 1,232 | $2.0K |
| Aug 20, 2025 | Goodman Kelly F. Interim CEO | Tax withheld | 4,326 | $7.0K |
| Aug 18, 2025 | Trivedi Jigish Dhirajlal COO | Award | 275,000 | $0 |
| May 20, 2025 | Rabb Anthony Chief Financial Officer | Tax withheld | 2,741 | $5.4K |
| May 20, 2025 | Goodman Kelly F. Interim CEO | Tax withheld | 2,164 | $4.2K |
| Apr 13, 2025 | Goodman Kelly F. Interim CEO | Award | 36,930 | $0 |
| Apr 13, 2025 | Rabb Anthony Chief Financial Officer | Award | 42,500 | $0 |
| Feb 20, 2025 | Rabb Anthony Chief Financial Officer | Tax withheld | 1,987 | $9.6K |
| Feb 20, 2025 | Goodman Kelly F. Interim CEO | Tax withheld | 1,489 | $7.2K |
| Feb 10, 2025 | Goodman Kelly F. Interim CEO | Award | 10,000 | $0 |
| Nov 20, 2024 | Rabb Anthony Chief Financial Officer | Tax withheld | 1,889 | $9.8K |
| Nov 18, 2024 | Dresselhuys Eric P. Chief Executive Officer | Purchase | 1,000 | $5.2K |
| Sep 11, 2024 | Nijhawan Sandeep Director | Sale | 7,000 | $40.0K |
| Aug 30, 2024 | Teamey Kyle Director | Purchase | 142 | $956 |
| Aug 29, 2024 | NIGGLI MICHAEL R Director | Option exercise | 11,852 | $81.5K |
| Aug 20, 2024 | Rabb Anthony Chief Financial Officer | Tax withheld | 1,886 | $15.5K |
| May 20, 2024 | Rabb Anthony Chief Financial Officer | Tax withheld | 1,886 | $22.9K |
| Feb 20, 2024 | Rabb Anthony Chief Financial Officer | Tax withheld | 1,044 | $14.3K |
| Nov 20, 2023 | Rabb Anthony Chief Financial Officer | Tax withheld | 4,298 | $75.4K |
| Aug 20, 2023 | Rabb Anthony Chief Financial Officer | Tax withheld | 106 | $1.9K |
| May 20, 2023 | Rabb Anthony Chief Financial Officer | Tax withheld | 100 | $1.8K |
Source: SEC Form 4 filings. Form 4 reports transactions, not the cap table — absence of filings says nothing about how much an insider owns, and a quiet window is not a signal.
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