---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-029215"
form_type: "8-K"
ticker: "GWH"
cik: "0001819438"
company_name: "ESS Tech, Inc."
filed_at: "2025-06-04T23:59:59+00:00"
generated_at: "2026-05-20T00:09:43.019674+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# ESS Tech closes orders for $2.5M revenue & $1M PTC sale in Q2; still needs near-term funding

## Summary
- Closed additional Energy Warehouse and Energy Center orders as part of inventory movement strategy.
- Orders credited to existing equipment deposits, enabling $2.5M revenue recognition in Q2.
- Expects to sell Production Tax Credits totaling ~$1M in Q2, improving cash but limited liquidity.
- Company reiterates going concern disclosure; needs additional funding in near term.
- No assurance on timing or success of Energy Base product sales or capital raising efforts.

## SEC filing metadata
- accession: 0001628280-25-029215
- form_type: 8-K
- ticker: GWH
- cik: 0001819438
- company_name: ESS Tech, Inc.
- filed_at: 2025-06-04T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1819438/000162828025029215/0001628280-25-029215-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1819438/000162828025029215/wk-20250603.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-029215
- JSON: https://secwatch.observer/filing/0001628280-25-029215.json
- Plain text: https://secwatch.observer/filing/0001628280-25-029215.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.