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NASDAQ: PESI
Perma Fix Environmental Services Inc Stock Ownership - Who owns Perma Fix Environmental Services?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Perma Fix Environmental Services Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Richard GrondinEVP of Hanford Int. Waste Op2025-07-145,000$7.01
$35.03kBuy
Richard GrondinEVP of Hanford Int. Waste Op2025-07-142,094$11.32
$23.70kSell
Richard GrondinEVP of Hanford Int. Waste Op2025-07-146,000$3.95
$23.70kBuy
Richard GrondinEVP of Hanford Int. Waste Op2025-07-143,094$11.32
$35.02kSell
Zach Paul WampDirector2025-07-011,153$7.89
$9.10kBuy
Larry SheltonDirector2025-07-011,895$7.89
$14.95kBuy
Joe ReederDirector2025-07-011,980$7.89
$15.62kBuy
Joseph Timothy GrumskiDirector2025-07-012,202$7.89
$17.37kBuy
Kerry C. DugganDirector2025-07-011,112$7.89
$8.77kBuy
Mark A. ZweckerDirector2025-07-011,586$7.89
$12.51kBuy

1 of 6

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Net Insider Buy/Sell (L12M) Ownership

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PESI Shareholders

What type of owners hold Perma Fix Environmental Services Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc6.40%1,180,484$14.35MInstitution
Vanguard Group Inc4.96%914,607$11.12MInstitution
Prescott Group Capital Management LLC4.21%777,142$9.45MInstitution
Christopher Paul Leichtweis4.05%747,112$9.08MInsider
Heartland Advisors Inc2.61%481,150$5.85MInstitution
Geode Capital Management LLC2.29%421,959$5.13MInstitution
Diamond Hill Capital Management Inc2.14%394,416$4.80MInstitution
Robert L. Ferguson2.13%392,325$4.77MInsider
Steven Baughman1.99%366,676$4.46MInsider
Joe Reeder1.84%338,952$4.12MInsider

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PESI vs Waste Management Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
PESI35.84%21.19%Net BuyingNet Buying
AMBI1.09%0.09%
ESGL0.11%11.15%
ENGS0.30%0.00%
LNZA33.63%66.37%
View Top Waste Management Stocks

Perma Fix Environmental Services Stock Ownership FAQ

Who owns Perma Fix Environmental Services?

Perma Fix Environmental Services (NASDAQ: PESI) is owned by 35.84% institutional shareholders, 21.19% Perma Fix Environmental Services insiders, and 42.97% retail investors. Christopher Paul Leichtweis is the largest individual Perma Fix Environmental Services shareholder, owning 747,112.00 shares representing 4.05% of the company. Christopher Paul Leichtweis's Perma Fix Environmental Services shares are currently valued at $9.08M.

If you're new to stock investing, here's how to buy Perma Fix Environmental Services stock.
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