WallStreetZenWallStreetZen

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
Larry SheltonDirector2025-09-111,000$8.58
$8.58kBuy
Mark DuffPresident and CEO2025-09-11897$8.05
$7.22kBuy
Larry SheltonDirector2025-09-091,000$9.61
$9.61kBuy
Larry SheltonDirector2025-09-022,400$4.19
$10.06kBuy
Mark A. ZweckerDirector2025-08-282,400$4.19
$10.06kBuy
Richard GrondinEVP of Hanford Int. Waste Op2025-07-143,094$11.32
$35.02kSell
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 Op2025-07-145,000$7.01
$35.03kBuy
Larry SheltonDirector2025-07-011,895$7.89
$14.95kBuy

1 of 6

PESI insiders have bought more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when PESI insiders and whales buy or sell their stock.

PESI Shareholders

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

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc6.40%1,180,484$10.77MInstitution
Vanguard Group Inc4.96%914,607$8.34MInstitution
Prescott Group Capital Management LLC4.21%777,142$7.09MInstitution
Christopher Paul Leichtweis4.05%747,112$6.81MInsider
Heartland Advisors Inc2.61%481,150$4.39MInstitution
Geode Capital Management LLC2.29%421,959$3.85MInstitution
Diamond Hill Capital Management Inc2.14%394,416$3.60MInstitution
Robert L. Ferguson2.13%392,325$3.58MInsider
Steven Baughman1.99%366,676$3.34MInsider
Joe Reeder1.84%338,952$3.09MInsider

1 of 3

PESI vs Waste Management Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
PESI35.85%21.23%Net BuyingNet Buying
ESGL0.11%11.15%
ENGS0.30%0.00%
AMBI1.09%0.09%
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 35.85% institutional shareholders, 21.23% Perma Fix Environmental Services insiders, and 42.92% 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 $6.81M.

If you're new to stock investing, here's how to buy Perma Fix Environmental Services stock.
©2025 WallStreetZen
Company
AboutNewsBlogStock Investing FAQPlansPrivacy PolicyTerms of ServiceCancellation & RefundsPerformanceHelp GuidesContactTwitterYouTubeNewsletter
Stock Tools
Top Performing AnalystsStock ScreenerStock ForecastTrending StocksStrong Buy StocksHighest Earnings StocksBest Dividend Paying StocksStatisticsStock Market SectorsStock Market IndustriesHow to Buy Stocks Online
Stock Ideas
Buy The DipBiggest Stock Gainers TodayBiggest Stock Losers Today52 Week High Stocks52 Week Low StocksMost Active Stocks TodayMost Undervalued StocksBest Penny Stocks to Buy NowBest Stocks Under $5Best Stocks Under $10
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.