Renaissance Technologies - PERMA-FIX ENVIRONMENTAL SVCS ownership

PERMA-FIX ENVIRONMENTAL SVCS's ticker is PESI and the CUSIP is 714157203. A total of 25 filers reported holding PERMA-FIX ENVIRONMENTAL SVCS in Q2 2021. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
Renaissance Technologies ownership history of PERMA-FIX ENVIRONMENTAL SVCS
ValueSharesWeighting
Q3 2023$1,342
-1.6%
128,396
+3.4%
0.00%0.0%
Q2 2023$1,364
+3.6%
124,196
+11.2%
0.00%0.0%
Q1 2023$1,316
+197.1%
111,696
-11.0%
0.00%
+100.0%
Q4 2022$443
-99.9%
125,496
+7.8%
0.00%0.0%
Q3 2022$521,000
-25.9%
116,363
-14.1%
0.00%0.0%
Q2 2022$703,000
-11.5%
135,396
-5.7%
0.00%0.0%
Q1 2022$794,000
-19.4%
143,567
-7.7%
0.00%0.0%
Q4 2021$985,000
-10.4%
155,596
-5.8%
0.00%0.0%
Q3 2021$1,099,000
-23.3%
165,196
-17.6%
0.00%
-50.0%
Q2 2021$1,433,000
-9.4%
200,388
-7.1%
0.00%0.0%
Q1 2021$1,581,000
+19.0%
215,742
-3.1%
0.00%
+100.0%
Q4 2020$1,329,000
-9.7%
222,542
+6.6%
0.00%0.0%
Q3 2020$1,472,000
+10.0%
208,851
-0.3%
0.00%0.0%
Q2 2020$1,338,000
+38.2%
209,418
+12.7%
0.00%0.0%
Q1 2020$968,000
-44.8%
185,740
-3.6%
0.00%0.0%
Q4 2019$1,753,000
+176.5%
192,643
+37.9%
0.00%0.0%
Q3 2019$634,000
+15.3%
139,743
-0.6%
0.00%
Q2 2019$550,000
+12.9%
140,592
+1.4%
0.00%
Q1 2019$487,000
+49.4%
138,690
-0.1%
0.00%
Q4 2018$326,000
-45.0%
138,795
-1.6%
0.00%
-100.0%
Q3 2018$593,000
-39.3%
141,108
-37.2%
0.00%0.0%
Q2 2018$977,000
+141.2%
224,601
+130.1%
0.00%
Q1 2018$405,000
+14.4%
97,600
+0.7%
0.00%
Q4 2017$354,000
+0.3%
96,930
+4.3%
0.00%
Q3 2017$353,000
+11.0%
92,900
+6.5%
0.00%
Q2 2017$318,000
+3.9%
87,206
-10.2%
0.00%
Q1 2017$306,000
-27.8%
97,152
-10.6%
0.00%
-100.0%
Q4 2016$424,000
-12.0%
108,700
+12.9%
0.00%0.0%
Q3 2016$482,000
+6.4%
96,300
+8.2%
0.00%0.0%
Q2 2016$453,000
+77.6%
89,000
+29.3%
0.00%
Q1 2016$255,000
+24.4%
68,844
+24.7%
0.00%
Q4 2015$205,000
+11.4%
55,200
+21.1%
0.00%
Q3 2015$184,000
+5.1%
45,583
-0.7%
0.00%
Q2 2015$175,000
+9.4%
45,900
+11.4%
0.00%
Q1 2015$160,000
+142.4%
41,200
+202.9%
0.00%
Q1 2014$66,00013,6000.00%
Other shareholders
PERMA-FIX ENVIRONMENTAL SVCS shareholders Q2 2021
NameSharesValueWeighting ↓
Potomac Capital Management, Inc. 203,700$1,289,0001.13%
PERRITT CAPITAL MANAGEMENT INC 164,100$1,039,0000.54%
HEARTLAND ADVISORS INC 1,144,500$7,245,0000.42%
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. 454,500$2,877,0000.15%
ARS Investment Partners, LLC 111,197$704,0000.06%
MORGAN DEMPSEY CAPITAL MANAGEMENT LLC 20,305$129,0000.04%
Ancora Advisors LLC 156,175$988,0000.02%
Greenhaven Road Investment Management, L.P. 10,254$65,0000.02%
Chesley Taft & Associates LLC 46,875$297,0000.02%
Clear Harbor Asset Management, LLC 17,400$110,0000.01%
View complete list of PERMA-FIX ENVIRONMENTAL SVCS shareholders