Company profile

Mark James Duff
Incorporated in
Fiscal year end
IRS number

PESI stock data

FINRA relative short interest over last month (20 trading days) ?

Investment data

Data from SEC filings
Securities sold
Number of investors


7 Nov 19
26 Feb 20
31 Dec 20


Company financial data Financial data

Quarter (USD) Sep 19 Jun 19 Mar 19 Dec 18
Revenue 22.54M 17.14M 11.71M 11.74M
Net income 1.77M 289K -672K -2.39M
Diluted EPS 0.15 .02 -0.06 -0.2
Net profit margin 7.85% 1.69% -5.74% -20.33%
Operating income 2.04M 344K -624K -2.09M
Net change in cash 2.06M 39K -465K 17K
Cash on hand 2.44M 384K 345K 810K
Cost of revenue 17.38M 13.86M 9.21M 10.47M
Annual (USD) Dec 18 Dec 17 Dec 16 Dec 15
Revenue 49.54M 6.31M 4.42M 62.38M
Net income -1.42M -3.68M -13.41M -1.05M
Diluted EPS -.12 -0.31 -1.15 -0.09
Net profit margin -2.87% -58.30% -303% -1.68%
Operating income -3.6M -4.74M -15.79M 1.13M
Net change in cash -253K 900K -1.27M -2.25M
Cash on hand 810K 1.06M 163K 1.44M
Cost of revenue 41.08M 41.15M 44.14M 48.03M

Financial data from company earnings reports

25.1% owned by funds/institutions
13F holders
Current Prev Q Change
Total holders 22 25 -12.0%
Opened positions 4 4
Closed positions 7 3 +133.3%
Increased positions 8 4 +100.0%
Reduced positions 8 9 -11.1%
13F shares
Current Prev Q Change
Total value 231.46M 13.2M +1653.7%
Total shares 3.03M 2.91M +4.1%
Total puts 0 0
Total calls 0 0
Total put/call ratio
Largest owners
Shares Value Change
Heartland Advisors 1.45M $13.18M -1.2%
BLK BlackRock 358.21K $3.26M -1.1%
Vanguard 317.26K $2.89M +18.9%
Renaissance Technologies 192.64K $1.75M +37.9%
Essex Investment Management 161.21K $1.47M +3.7%
Ancora Advisors 127.99K $1.17M -52.9%
EAM Investors 115.29K $1.05M NEW
Chesley Taft & Associates 59.5K $541K +50.6%
Dimensional Fund Advisors 52.75K $480K +8.2%
Perritt Capital Management 46.15K $420K NEW
Largest transactions
Shares Bought/sold Change
Ancora Advisors 127.99K -143.63K -52.9%
EAM Investors 115.29K +115.29K NEW
Renaissance Technologies 192.64K +52.9K +37.9%
Vanguard 317.26K +50.42K +18.9%
Perritt Capital Management 46.15K +46.15K NEW
Kennedy Capital Management 0 -25K EXIT
Chesley Taft & Associates 59.5K +20K +50.6%
CWA Asset Management 34.95K +18.6K +113.8%
Heartland Advisors 1.45M -16.9K -1.2%
Wolverine Trading 11.15K +11.15K NEW

Financial report summary

Management Discussion
  • The reporting of financial results and pertinent discussions are tailored to our three reportable segments: The Treatment, Services, and Medical Segments. Our Medical Segment has not generated any revenue and all costs incurred are included within R&D.
Content analysis ?
H.S. sophomore Avg
New words: comprised, includedaccrual, jurisdiction, lived, qualification, solicitation, successful, TOA, unlawful, untreated, winning
Removed: determine, provision, traditionally