secwatch.observer — SEC 8-K summary
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Issuer:     ESS Tech, Inc. (GWH)
CIK:        0001819438
Form:       8-K
Filed at:   2026-01-06T23:59:59+00:00
Accession:  0001819438-26-000003
Event type: leadership
Sentiment:  neutral
Materiality: 0.55
Item codes: 5.02, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

ESS Tech appoints Drew Buckley as CEO, names Goodman CSO/GC and Suhadolnik permanent CFO
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- Drew Buckley, former Head of Capital Markets Strategy, becomes CEO effective Jan 1, 2026; base salary $425K, annual target bonus up to 90%.
- Kelly Goodman transitions from Interim CEO to Chief Strategy Officer and General Counsel, salary increased to $360K.
- Kate Suhadolnik, previously Interim CFO since Aug 2025, appointed permanent CFO with salary of $360K.
- Company indicates manufacturing and first Energy Base deliveries expected in 2026; plans investor/analyst day.
- Buckley spent 17 years at William Blair, most recently as Partner and sector leader for technology.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1819438/000181943826000003/0001819438-26-000003-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1819438/000181943826000003/wk-20260101.htm
  HTML page:      https://secwatch.observer/filing/0001819438-26-000003

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer