---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-036656"
form_type: "8-K"
ticker: "AQMS"
cik: "0001621832"
company_name: "Aqua Metals, Inc."
filed_at: "2025-12-02T23:59:59+00:00"
generated_at: "2026-05-16T15:44:31.203622+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Aqua Metals files new S-3 to continue ATM equity offering program

## Summary
- Filed new S-3 registration (File 333-290948) effective Nov 5, 2025; prospectus supplement filed Dec 2, 2025.
- Continues at-the-market equity offering program with The Benchmark Company as sales agent.
- Prior S-3 registration (File 333-267780) expired October 19, 2025.
- Amendment to Sales Agreement filed without material changes to terms.

## SEC filing metadata
- accession: 0001437749-25-036656
- form_type: 8-K
- ticker: AQMS
- cik: 0001621832
- company_name: Aqua Metals, Inc.
- filed_at: 2025-12-02T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1621832/000143774925036656/0001437749-25-036656-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1621832/000143774925036656/aqms20251126_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-036656
- JSON: https://secwatch.observer/filing/0001437749-25-036656.json
- Plain text: https://secwatch.observer/filing/0001437749-25-036656.txt

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