# Perma-Fix Environmental Services (PESI) — Overview

PESI · NASDAQ · Stock

Canonical page: https://www.lighthorse.io/tickers/pesi

## Price

Last close $13.29 on Oct 15, 2026. 52-week range $8.61 – $19.43.

## Company profile

Perma-Fix Environmental Services Inc is a nuclear services company and provider of nuclear and mixed waste management services. The company's nuclear waste services include treatment and management of radioactive and mixed waste (waste containing both hazardous and low-level radioactive waste). The company operates through two segments: i) The treatment segment: It offers nuclear, low-level radioactive, Mixed, hazardous and non-hazardous waste treatment, processing and disposal services, and ii) the Services segment which generates the majority of the revenue, provides on-site waste management services to commercial and government customers, technology-based services, construction, logistics, and transportation services among others.

## Financials

| Metric | Value |
| --- | --- |
| Revenue (trailing twelve months) | $57.2M |
| Revenue (quarter) | $12.9M |
| Revenue growth (year over year) | -11.66% |
| Gross profit (trailing twelve months) | −$1.6M |
| Gross margin | -2.82% |
| Net income (trailing twelve months) | −$21.2M |
| Net income (quarter) | −$6.2M |
| Net income growth (year over year) | -128.28% |
| Net margin | -37.04% |
| Return on equity | -36.79% |
| EPS (trailing twelve months) | −$1.12 |
| Book value per share | $2.75 |
| P/E (trailing twelve months) | — |
| Price to book | 4.8 |
| Debt to assets | 42.72% |
| Payout ratio | 0.00% |
| Dividend yield | 0.00% |

## Frequently Asked Questions

### Is Perma-Fix Environmental Services (PESI) profitable?

No. Perma-Fix Environmental Services reported a net loss of $21.2M over the trailing twelve months.

### How much revenue does Perma-Fix Environmental Services (PESI) make?

Perma-Fix Environmental Services generated $57.2M in revenue over the trailing twelve months, down 11.66% year over year.

### How do I buy stock in Perma-Fix Environmental Services (PESI)?

PESI trades commission-free with a Light Horse Securities brokerage account — from the mobile app, the web at [Light Horse Dashboard](https://portal.lighthorse.io), the trading API, or an [AI agent connected over MCP](/instructions/ai/claude). The trade panel on this page places the order once you are signed in.

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