GWH insider transaction filings
ESS Tech, Inc. — 30 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-06-08. Screen GWH transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-08 | 4 | Buckley Drew P — CEO, Director | Purchase (P): 25,000 @ $1.03 | EDGAR |
| 2026-06-02 | 4 | Hossfeld Rich — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2026-06-02 | 4 | WELLMAN ALEXI — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2026-06-02 | 4 | Quarls Harry — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2026-06-02 | 4 | Garabedian Raffi — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2026-06-02 | 4 | Nijhawan Sandeep — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2026-05-26 | 4 | Suhadolnik Kate Eileen — Chief Financial Officer | Sale (S): 1,735 @ $0.92 · Sale (S): 1,922 @ $0.93 | EDGAR |
| 2026-05-26 | 4 | Goodman Kelly F. — SEE REMARKS | Sale (S): 2,482 @ $0.92 · Sale (S): 2,751 @ $0.93 | EDGAR |
| 2026-02-26 | 4 | Suhadolnik Kate Eileen — Chief Financial Officer | Sale (S): 741 @ $1.54 | EDGAR |
| 2026-02-26 | 4 | Suhadolnik Kate Eileen — Chief Financial Officer | Grant/award (A): 137,500 @ $0 · Grant/award (A): 137,500 (derivative) @ $0 | EDGAR |
| 2026-02-26 | 4 | Goodman Kelly F. — SEE REMARKS | Sale (S): 2,269 @ $1.54 | EDGAR |
| 2026-02-26 | 4 | Goodman Kelly F. — SEE REMARKS | Grant/award (A): 137,500 @ $0 · Grant/award (A): 137,500 (derivative) @ $0 | EDGAR |
| 2026-01-29 | 4 | Buckley Drew P — CEO, Director | Grant/award (A): 550,000 (derivative) @ $0 | EDGAR |
| 2025-11-21 | 4 | Suhadolnik Kate Eileen — Interim CFO | Tax withholding (F): 1,299 @ $2.40 | EDGAR |
| 2025-11-21 | 4 | Goodman Kelly F. — Interim CEO | Tax withholding (F): 4,513 @ $2.40 | EDGAR |
| 2025-10-15 | 4 | Hossfeld Rich — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2025-10-15 | 4 | Teamey Kyle — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2025-10-15 | 4 | WELLMAN ALEXI — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2025-10-15 | 4 | Quarls Harry — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2025-10-15 | 4 | Garabedian Raffi — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2025-10-15 | 4 | Nijhawan Sandeep — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2025-10-15 | 4 | NIGGLI MICHAEL R — Director | Grant/award (A): 13,513 @ $0 | EDGAR |
| 2025-09-05 | 4 | Trivedi Jigish Dhirajlal — COO | Grant/award (A): 275,000 @ $0 | EDGAR |
| 2025-08-29 | 4 | Suhadolnik Kate Eileen — Interim CFO | Tax withholding (F): 1,232 @ $1.61 | EDGAR |
| 2025-08-21 | 4 | Goodman Kelly F. — Interim CEO | Tax withholding (F): 4,326 @ $1.61 | EDGAR |
| 2025-05-22 | 4 | Goodman Kelly F. — Interim CEO | Tax withholding (F): 2,164 @ $1.96 | EDGAR |
| 2025-05-22 | 4 | Rabb Anthony — Chief Financial Officer | Tax withholding (F): 2,741 @ $1.96 | EDGAR |
| 2025-04-15 | 4 | Rabb Anthony — Chief Financial Officer | Tax withholding (F): 100 @ $18 · Tax withholding (F): 106 @ $18.15 · Tax withholding (F): 4,298 @ $17.55 · Tax withholding (F): 1,044 @ $13.67 · Tax withholding (F): 1,886 @ $12.15 · Tax withholding (F): 1,886 @ $8.19 · +3 more | EDGAR |
| 2025-04-15 | 4 | Goodman Kelly F. — Interim CEO | Grant/award (A): 36,930 @ $0 | EDGAR |
| 2025-04-04 | 4 | Goodman Kelly F. — Interim CEO | Grant/award (A): 10,000 @ $0 · Tax withholding (F): 1,489 @ $4.81 | EDGAR |
Recent 8-K events — ESS Tech, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-21 | 8-K | 1.01 — Entry into a Material Definitive Agreement 3.02 — Unregistered Sales of Equity Securities 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-11 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-06 | 8-K | 2.02 — Results of Operations and Financial Condition 8.01 — Other Events | EDGAR |
| 2026-07-17 | 8-K | 1.01 — Entry into a Material Definitive Agreement 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-01 | 8-K | 3.01 — Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing | EDGAR |
| 2026-06-23 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-18 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-06-15 | 8-K | 3.01 — Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-29 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
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