---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-017296"
form_type: "8-K"
ticker: "AQMS"
cik: "0001621832"
company_name: "Aqua Metals, Inc."
filed_at: "2025-05-16T23:59:59+00:00"
generated_at: "2026-05-21T03:19:20.422445+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Aqua Metals sells Waltham property for $4.3M; close expected by June 12, 2025

## Summary
- Subsidiary Aqua Metals Waltham Holdings LLC agrees to sell Sierra Arc Property (five acres, 21,050 sq ft building) to Trident Enterprises for $4.3M.
- Buyer deposits $150K earnest money; $50K is immediately nonrefundable upon deposit.
- Buyer has a 20-day due diligence period; closing on or before June 12, 2025 if conditions satisfied.
- Property includes approx. 98,010 sq ft land and a 21,050 sq ft industrial building in McCarran, NV.
- Sale is 'as is' with standard representations, warranties, and indemnifications per the agreement.

## SEC filing metadata
- accession: 0001437749-25-017296
- form_type: 8-K
- ticker: AQMS
- cik: 0001621832
- company_name: Aqua Metals, Inc.
- filed_at: 2025-05-16T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1621832/000143774925017296/0001437749-25-017296-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1621832/000143774925017296/aqms20250515_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-017296
- JSON: https://secwatch.observer/filing/0001437749-25-017296.json
- Plain text: https://secwatch.observer/filing/0001437749-25-017296.txt

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