ESS Tech, Inc. (GWH)
NYSE · Miscellaneous Electrical Machinery, Equipment & Supplies · Inc. DE
What they're doing
Between 2026-06-21 and 2026-09-19, public records show 3 signals for ESS Tech, Inc.. Most notable: 2026-09-03: Filed 8-K disclosing director or officer change; 2026-07-17: Filed 8-K disclosing material agreement; 2026-08-21: Filed 8-K disclosing material agreement. Federal contract obligations over the last 24 months total $0. This summary was assembled automatically from SEC EDGAR, USAspending.gov, U.S. Senate lobbying disclosures and Wikimedia pageview counts.
Generated 2026-09-19 from public records.
Signals, last 12 months
- Material 8-K filingFiled 8-K disclosing director or officer change
- Material 8-K filingFiled 8-K disclosing material agreement
- Material 8-K filingFiled 8-K disclosing material agreement
- Material 8-K filingFiled 8-K disclosing director or officer change
- Material 8-K filingFiled 8-K disclosing director or officer change
- Material 8-K filingFiled 8-K disclosing material agreement
- Material 8-K filingFiled 8-K disclosing director or officer change
- Material 8-K filingFiled 8-K disclosing director or officer change
- Material 8-K filingFiled 8-K disclosing material agreement
- Material 8-K filingFiled 8-K disclosing material agreement
- Material 8-K filingFiled 8-K disclosing material agreement
Insider transactions
| Date | Insider | Role | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-04 | Buckley Drew P | director | P | 25,000 | 1.03 | $25,750 |
| 2026-05-29 | WELLMAN ALEXI | director | A | 13,513 | 0 | $0 |
| 2026-05-29 | Quarls Harry | director | A | 13,513 | 0 | $0 |
| 2026-05-29 | Nijhawan Sandeep | director | A | 13,513 | 0 | $0 |
| 2026-05-29 | Hossfeld Rich | director | A | 13,513 | 0 | $0 |
| 2026-05-29 | Garabedian Raffi | director | A | 13,513 | 0 | $0 |
| 2026-05-22 | Suhadolnik Kate Eileen | officer | S | 1,922 | 0.93 | $1,787 |
| 2026-05-22 | Goodman Kelly F. | officer | S | 2,751 | 0.93 | $2,558 |
| 2026-05-21 | Suhadolnik Kate Eileen | officer | S | 1,735 | 0.92 | $1,596 |
| 2026-05-21 | Goodman Kelly F. | officer | S | 2,482 | 0.92 | $2,283 |
| 2026-02-20 | Suhadolnik Kate Eileen | officer | S | 741 | 1.54 | $1,141 |
| 2026-02-20 | Goodman Kelly F. | officer | S | 2,269 | 1.54 | $3,494 |
| 2026-02-13 | Suhadolnik Kate Eileen | officer | A | 137,500 | 0 | $0 |
| 2026-02-13 | Goodman Kelly F. | officer | A | 137,500 | 0 | $0 |
| 2025-11-20 | Suhadolnik Kate Eileen | officer | F | 1,299 | 2.4 | $3,118 |
| 2025-11-20 | Goodman Kelly F. | officer | F | 4,513 | 2.4 | $10,831 |
| 2025-10-13 | NIGGLI MICHAEL R | director | A | 13,513 | 0 | $0 |
| 2025-10-13 | WELLMAN ALEXI | director | A | 13,513 | 0 | $0 |
| 2025-10-13 | Quarls Harry | director | A | 13,513 | 0 | $0 |
| 2025-10-13 | Nijhawan Sandeep | director | A | 13,513 | 0 | $0 |
| 2025-10-13 | Garabedian Raffi | director | A | 13,513 | 0 | $0 |
| 2025-10-13 | Hossfeld Rich | director | A | 13,513 | 0 | $0 |
| 2025-10-13 | Teamey Kyle | director | A | 13,513 | 0 | $0 |
| 2025-08-20 | Suhadolnik Kate Eileen | officer | F | 1,232 | 1.61 | $1,984 |
| 2025-08-20 | Goodman Kelly F. | officer | F | 4,326 | 1.61 | $6,965 |
| 2025-08-18 | Trivedi Jigish Dhirajlal | officer | A | 275,000 | 0 | $0 |
| 2025-05-20 | Rabb Anthony | officer | F | 2,741 | 1.96 | $5,372 |
| 2025-05-20 | Goodman Kelly F. | officer | F | 2,164 | 1.96 | $4,241 |
| 2025-04-13 | Goodman Kelly F. | officer | A | 36,930 | 0 | $0 |
| 2025-04-13 | Rabb Anthony | officer | A | 42,500 | 0 | $0 |
| 2025-02-20 | Goodman Kelly F. | officer | F | 1,489 | 4.81 | $7,162 |
| 2025-02-20 | Rabb Anthony | officer | F | 1,987 | 4.81 | $9,557 |
| 2025-02-10 | Goodman Kelly F. | officer | A | 10,000 | 0 | $0 |
| 2024-11-20 | Rabb Anthony | officer | F | 1,889 | 5.21 | $9,842 |
| 2024-11-18 | Dresselhuys Eric P. | director | P | 1,000 | 5.23 | $5,230 |
| 2024-09-11 | Nijhawan Sandeep | director | S | 7,000 | 5.72 | $40,040 |
| 2024-08-30 | Teamey Kyle | director | P | 142 | 6.73 | $956 |
| 2024-08-29 | NIGGLI MICHAEL R | director | M | 11,852 | 6.88 | $81,542 |
| 2024-08-20 | Rabb Anthony | officer | F | 1,886 | 8.19 | $15,446 |
| 2024-05-20 | Rabb Anthony | officer | F | 1,886 | 12.15 | $22,915 |
| 2024-02-20 | Rabb Anthony | officer | F | 1,044 | 13.67 | $14,271 |
| 2023-11-20 | Rabb Anthony | officer | F | 4,298 | 17.55 | $75,430 |
| 2023-08-20 | Rabb Anthony | officer | F | 106 | 18.15 | $1,924 |
| 2023-05-20 | Rabb Anthony | officer | F | 100 | 18 | $1,800 |
Federal contracts
No federal contract actions on record for this recipient mapping.
Lobbying
No federal lobbying filings on record for this client mapping.
Public attention
No Wikipedia pageview data linked to this company.
Recent filings
- 2026-09-16 EFFECT
- 2026-09-16 424B3
- 2026-09-15 PRE 14A
- 2026-09-08 S-3
- 2026-09-03 8-K
- 2026-08-24 4
- 2026-08-24 4
- 2026-08-21 8-K
- 2026-08-21 424B5
- 2026-08-14 SCHEDULE 13G/A
- 2026-08-13 SCHEDULE 13G/A
- 2026-08-11 10-Q
- 2026-08-11 8-K
- 2026-08-06 8-K
- 2026-07-17 8-K
- 2026-07-17 424B5
- 2026-07-02 25-NSE
- 2026-07-01 8-K
- 2026-06-23 8-K
- 2026-06-18 8-K