PESI vs. INFU

Last updated Apr 1, 2026

Compare and contrast key facts about Perma-Fix Environmental Services, Inc. (PESI) and InfuSystem Holdings Inc. (INFU).

Performance

PESI vs. INFU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Perma-Fix Environmental Services, Inc. (PESI) and InfuSystem Holdings Inc. (INFU). The values are adjusted to include any dividend payments, if applicable.

PESI vs. INFU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PESI Perma-Fix Environmental Services, Inc.	-15.09%	13.73%	40.84%	122.66%	-44.23%	6.03%	-34.40%	287.23%	-35.62%	-6.41%
INFU InfuSystem Holdings Inc.	2.90%	6.15%	-19.83%	21.43%	-49.03%	-9.32%	120.16%	147.97%	49.57%	-9.80%

Fundamentals

EPS PESI : -$0.63 INFU : $0.45
PS Ratio PESI : 3.25 INFU : 1.36
Total Revenue (TTM) PESI : $60.66M INFU : $143.44M
Gross Profit (TTM) PESI : $5.34M INFU : $80.30M
EBITDA (TTM) PESI : -$9.71M INFU : $21.96M

Returns By Period

In the year-to-date period, PESI achieves a -15.09% return, which is significantly lower than INFU's 2.90% return. Over the past 10 years, PESI has outperformed INFU with an annualized return of 11.19%, while INFU has yielded a comparatively lower 10.21% annualized return.

PESI

• 1D: 2.79%
• 1M: -21.63%
• YTD: -15.09%
• 6M: 5.84%
• 1Y: 47.04%
• 3Y*: -3.18%
• 5Y*: 7.66%
• 10Y*: 11.19%

INFU

• 1D: -1.28%
• 1M: 5.25%
• YTD: 2.90%
• 6M: -10.91%
• 1Y: 71.56%
• 3Y*: 6.00%
• 5Y*: -15.01%
• 10Y*: 10.21%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

PESI vs. INFU — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

PESI

PESI Risk / Return Rank: 66
PESI Sharpe Ratio Rank: 67
PESI Sortino Ratio Rank: 65
PESI Omega Ratio Rank: 65
PESI Calmar Ratio Rank: 65
PESI Martin Ratio Rank: 68

INFU

INFU Risk / Return Rank: 80
INFU Sharpe Ratio Rank: 82
INFU Sortino Ratio Rank: 83
INFU Omega Ratio Rank: 77
INFU Calmar Ratio Rank: 79
INFU Martin Ratio Rank: 78

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

PESI vs. INFU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Perma-Fix Environmental Services, Inc. (PESI) and InfuSystem Holdings Inc. (INFU). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	PESI	INFU	Difference
Sharpe ratio Return per unit of total volatility	0.75	1.32	-0.57
Sortino ratio Return per unit of downside risk	1.39	2.25	-0.86
Omega ratio Gain probability vs. loss probability	1.19	1.26	-0.07
Calmar ratio Return relative to maximum drawdown	1.14	2.21	-1.07
Martin ratio Return relative to average drawdown	3.07	5.43	-2.35
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PESI vs. INFU - Sharpe Ratio Comparison

The current PESI Sharpe Ratio is 0.75, which is lower than the INFU Sharpe Ratio of 1.32. The chart below compares the historical Sharpe Ratios of PESI and INFU, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	PESI	INFU	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.75	1.32	-0.57
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.13	-0.28	+0.42
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.19	0.19	0.00
Sharpe Ratio (All Time) Calculated using the full available price history	-0.00	0.09	-0.09

Correlation

The correlation between PESI and INFU is 0.10, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

PESI vs. INFU - Dividend Comparison

Neither PESI nor INFU has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

PESI vs. INFU - Drawdown Comparison

The maximum PESI drawdown since its inception was -89.92%, which is greater than INFU's maximum drawdown of -79.49%. Use the drawdown chart below to compare losses from any high point for PESI and INFU.

Drawdown Indicators

	PESI	INFU	Difference
Max Drawdown Largest peak-to-trough decline	-89.92%	-79.49%	-10.43%
Max Drawdown (1Y) Largest decline over 1 year	-34.01%	-31.17%	-2.84%
Max Drawdown (5Y) Largest decline over 5 years	-58.00%	-79.49%	+21.49%
Max Drawdown (10Y) Largest decline over 10 years	-65.61%	-79.49%	+13.88%
Current Drawdown Current decline from peak	-40.11%	-59.73%	+19.62%
Average Drawdown Average peak-to-trough decline	-51.27%	-41.83%	-9.44%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.57%	12.67%	-0.10%

Volatility

PESI vs. INFU - Volatility Comparison

Perma-Fix Environmental Services, Inc. (PESI) has a higher volatility of 15.19% compared to InfuSystem Holdings Inc. (INFU) at 11.86%. This indicates that PESI's price experiences larger fluctuations and is considered to be riskier than INFU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PESI	INFU	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.19%	11.86%	+3.33%
Volatility (6M) Calculated over the trailing 6-month period	41.27%	34.52%	+6.75%
Volatility (1Y) Calculated over the trailing 1-year period	62.96%	54.49%	+8.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	58.50%	52.98%	+5.52%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	59.22%	54.42%	+4.80%

Financials

PESI vs. INFU - Profitability Comparison

The chart below illustrates the profitability comparison between Perma-Fix Environmental Services, Inc. and InfuSystem Holdings Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

PESI - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Perma-Fix Environmental Services, Inc. reported a gross profit of 2.54M and revenue of 17.45M. Therefore, the gross margin over that period was 14.6%.

INFU - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, InfuSystem Holdings Inc. reported a gross profit of 20.44M and revenue of 36.23M. Therefore, the gross margin over that period was 56.4%.

PESI - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Perma-Fix Environmental Services, Inc. reported an operating income of -1.87M and revenue of 17.45M, resulting in an operating margin of -10.7%.

INFU - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, InfuSystem Holdings Inc. reported an operating income of 3.71M and revenue of 36.23M, resulting in an operating margin of 10.3%.

PESI - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Perma-Fix Environmental Services, Inc. reported a net income of -1.84M and revenue of 17.45M, resulting in a net margin of -10.5%.

INFU - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, InfuSystem Holdings Inc. reported a net income of 4.96M and revenue of 36.23M, resulting in a net margin of 13.7%.