---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-034944"
form_type: "8-K"
ticker: "PESI"
cik: "0000891532"
company_name: "PERMA FIX ENVIRONMENTAL SERVICES INC"
filed_at: "2026-07-28T13:15:10+00:00"
generated_at: "2026-07-28T13:16:11.368048+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Perma-Fix reports preliminary Q2 net loss of $6M on $13M revenue; backlog up 29%

## Summary
- Estimated net loss of ~$6.0M on revenue of ~$13M for Q2 2026, subject to audit review.
- Treatment-related backlog increased 29% to $15.7M as of June 30, 2026, from $12.2M at Q1 end.
- Hanford waste receipts began at PFNW; DOE announced Dual Glass-Plus-Grout Strategy naming the company.
- Closed May 2026 public offering raising net proceeds of ~$21M to fund DFLAW and grouting upgrades.

## SEC filing metadata
- accession: 0001493152-26-034944
- form_type: 8-K
- ticker: PESI
- cik: 0000891532
- company_name: PERMA FIX ENVIRONMENTAL SERVICES INC
- filed_at: 2026-07-28T13:15:10+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/891532/000149315226034944/0001493152-26-034944-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/891532/000149315226034944/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-034944
- JSON: https://secwatch.observer/filing/0001493152-26-034944.json
- Plain text: https://secwatch.observer/filing/0001493152-26-034944.txt

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