PCM
PESI icon

Perritt Capital Management’s Perma-Fix Environmental Services PESI Stock Holding History

Perritt Capital Management’s Portfolio PESI Stock Details PESI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		$2.09M Sell
166,300
-9,000
-5% -$115K 3.5% 3
2025
Q3 		$1.77M Sell
175,300
-1,400
-0.8% -$15.5K 0.84% 20
2025
Q2 		$1.86M Sell
176,700
-11,000
-6% -$101K 0.96% 18
2025
Q1 		$1.36M Sell
187,700
-4,750
-2% -$42.7K 0.75% 20
2024
Q4 		$2.13M Sell
192,450
-1,248
-0.6% -$16.4K 1.11% 17
2024
Q3 		$2.38M Sell
193,698
-2
-0% -$21 1.22% 17
2024
Q2 		$1.96M Sell
193,700
-3,117
-2% -$34.5K 1.07% 18
2024
Q1 		$2.34M Sell
196,817
-1,350
-0.7% -$11.7K 1.26% 15
2023
Q4 		$1.56M Sell
198,167
-9,000
-4% -$76.1K 0.87% 23
2023
Q3 		$2.16M Hold
207,167
– – 1.25% 16
2023
Q2 		$2.27M Sell
207,167
-29,006
-12% -$302K 1.24% 15
2023
Q1 		$2.78M Sell
236,173
-10,877
-4% -$70.8K 1.55% 14
2022
Q4 		$872K Buy
247,050
+90,404
+58% +$347K 0.5% 46
2022
Q3 		$702K Buy
156,646
+535
+0.3% +$2.75K 0.45% 56
2022
Q2 		$810K Sell
156,111
-6,500
-4% -$36.1K 0.49% 44
2022
Q1 		$899K Sell
162,611
-1,489
-0.9% -$8.71K 0.49% 48
2021
Q4 		$1.04M Buy
164,100
+37,000
+29% +$256K 0.54% 42
2021
Q3 		$845K Buy
127,100
+6,278
+5% +$38.5K 0.46% 54
2021
Q2 		$864K Buy
120,822
+11,939
+11% +$85.8K 0.45% 53
2021
Q1 		$798K Sell
108,883
-23,145
-18% -$157K 0.44% 56
2020
Q4 		$788K Buy
132,028
+13,899
+12% +$91.1K 0.48% 51
2020
Q3 		$833K Buy
118,129
+2,379
+2% +$16.4K 0.62% 37
2020
Q2 		$740K Buy
115,750
+22,800
+25% +$132K 0.55% 44
2020
Q1 		$484K Buy
92,950
+46,805
+101% +$331K 0.4% 79
2019
Q4 		$420K Buy
+46,145
New +$291K 0.2% 129
2014
Q2 		– Sell
-313,150
Closed -$1.53M – 270
2014
Q1 		$1.53M Sell
313,150
-900
-0.3% -$3.2K 0.24% 116
2013
Q4 		$977K Sell
314,050
-239,000
-43% -$828K 0.16% 137
2013
Q3 		$2.03M Sell
553,050
-800
-0.1% -$2.02K 0.4% 101
2013
Q2 		$997K Buy
+553,850
New +$1.94M 0.22% 113

Other funds holding PESI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
MCO
MAK Capital One New York $679M AUM 29.02% 1-Year Est. Return
PGCM
Prescott Group Capital Management Tulsa, Oklahoma $1B AUM 51.95% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
HA
Heartland Advisors Milwaukee, Wisconsin $1.96B AUM 28.26% 1-Year Est. Return
Diamond Hill Capital Management
Diamond Hill Capital Management Columbus, Ohio $16B AUM 4.15% 1-Year Est. Return
PCM
Potomac Capital Management New York $115M AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
SL
Sentinus LLC Oak Brook, Illinois $1.11B AUM 17.13% 1-Year Est. Return

Perritt Capital Management's PESI Position: Q4 2025 in Review

Perritt Capital Management reduced its Perma-Fix Environmental Services (PESI) stake by 5.1% in Q4 2025, selling an estimated $115K and leaving 166,300 shares worth $2.09M. The position accounts for 3.5% of the portfolio, ranked #3.

Perritt Capital Management first reported a position in PESI in Q2 2013 and has held it in 29 quarters since. The position peaked at $2.78M in Q1 2023. 84 funds tracked by Wall St. Rank hold PESI as of Q4 2025.

  • Perritt Capital Management held 166,300 shares of Perma-Fix Environmental Services worth $2.09M as of Q4 2025.
  • Perritt Capital Management sold 9,000 Perma-Fix Environmental Services shares in Q4 2025, an estimated $115K.
  • Perma-Fix Environmental Services made up 3.5% of Perritt Capital Management's portfolio in Q4 2025, its #3 holding.
  • Perritt Capital Management first reported a position in Perma-Fix Environmental Services in Q2 2013 and has held it in 29 quarters since.
  • Perritt Capital Management's Perma-Fix Environmental Services position peaked at $2.78M in Q1 2023.
  • 84 funds tracked by Wall St. Rank held Perma-Fix Environmental Services as of Q4 2025.

Based on Perritt Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.