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
Joseph Timothy GrumskiDirector2026-10-011,438$11.74
$16.88kBuy
Thomas BostickDirector2026-10-011,108$11.74
$13.01kBuy
Mark A. ZweckerDirector2026-10-011,038$11.74
$12.18kBuy
Kerry C. DugganDirector2026-10-01748$11.74
$8.78kBuy
Larry SheltonDirector2026-10-011,246$11.74
$14.63kBuy
Joe ReederDirector2026-10-011,289$11.74
$15.13kBuy
Zach Paul WampDirector2026-10-01775$11.74
$9.10kBuy
Larry SheltonDirector2026-07-132,400$4.60
$11.04kBuy
Thomas BostickDirector2026-07-011,213$10.72
$13.00kBuy
Kerry C. DugganDirector2026-07-01819$10.72
$8.78kBuy

1 of 4

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
Christopher Paul Leichtweis3.52%747,112$9.65MInsider
Robert L. Ferguson1.85%392,325$5.07MInsider
Steven Baughman1.73%366,676$4.74MInsider
Joe Reeder1.57%333,241$4.31MInsider
Louis F. Centofanti1.32%280,365$3.62MInsider
Mark A. Zwecker1.17%248,644$3.21MInsider
Larry Shelton0.94%200,229$2.59MInsider
Jack Lahav0.93%197,433$2.55MInsider
Alfred C. Warrington Iv0.92%195,197$2.52MInsider
Jon Colin0.91%192,332$2.48MInsider

1 of 3

PESI vs Waste Management Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
PESI0.04%18.64%Net BuyingNet Buying
ABAT0.04%31.47%Net SellingNet Selling
AREC0.03%39.32%Net Selling
ONT0.11%10.00%Net Selling
LNZA0.00%100.00%Net Buying
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 0.04% institutional shareholders, 18.64% Perma Fix Environmental Services insiders, and 81.31% retail investors. Christopher Paul Leichtweis is the largest individual Perma Fix Environmental Services shareholder, owning 747,112.00 shares representing 3.52% of the company. Christopher Paul Leichtweis's Perma Fix Environmental Services shares are currently valued at $10.21M.

If you're new to stock investing, here's how to buy Perma Fix Environmental Services stock.
©2026 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.