---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-23-008647"
form_type: "8-K"
ticker: "PESI"
cik: "0000891532"
company_name: "PERMA FIX ENVIRONMENTAL SERVICES INC"
filed_at: "2023-03-23T23:59:59+00:00"
generated_at: "2026-06-17T19:58:39.690455+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Perma-Fix reports FY2022 net loss $3.8M, revenue $70.6M; backlog grows

## Summary
- Q4 2022 revenue $16.8M vs $17.1M; net loss $0.13/share vs $0.19 loss a year ago.
- FY2022 revenue $70.6M, down from $72.2M; net loss $3.8M vs net income $835K in 2021.
- Adjusted EBITDA from continuing ops improved to ($3.3M) from ($4.8M) in 2021.
- Year-end backlog $9.2M, significantly higher; DOE included PESI in Hanford DFLAW program.
- Services segment won new projects expected to start Q2 2023; management anticipates growth.

## SEC filing metadata
- accession: 0001493152-23-008647
- form_type: 8-K
- ticker: PESI
- cik: 0000891532
- company_name: PERMA FIX ENVIRONMENTAL SERVICES INC
- filed_at: 2023-03-23T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/891532/000149315223008647/0001493152-23-008647-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/891532/000149315223008647/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-23-008647
- JSON: https://secwatch.observer/filing/0001493152-23-008647.json
- Plain text: https://secwatch.observer/filing/0001493152-23-008647.txt

## Key facts
- Earnings Releases
  PERMA FIX ENVIRONMENTAL SERVICES INC reported the fourth quarter of 2022 results: revenue $16.8 million.
  - Period: the fourth quarter of 2022
  - Revenue: $16.8 million
  - Result: reported results
  source text: Revenue for the fourth quarter of 2022 was $16.8 million versus $17.1 million for the same period last year.
  evidence_url: https://www.sec.gov/Archives/edgar/data/891532/000149315223008647/0001493152-23-008647-index.htm

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