Perma Fix Environmental Services Inc
PESI- Exchange
- Nasdaq
- Industry
- Hazardous Waste Management
- SEC CIK
- 0000891532
No open-market purchases or sales by Perma Fix Environmental Services Inc insiders were filed in the last 90 days; 88 institutions reported holding it in 13F filings for Q2 2026, worth $135.2M in total; no superinvestor holds it.
13F holders, Q4 2022
Institutional positions in Perma Fix Environmental Services Inc as of Dec 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 30
- +2 vs. Q3 2022
- Shares held
- 3.59M
- −201.7K (−5.3%) vs. Q3 2022
- Total value
- $12.7M
- −$4.28M (−25.2%) vs. Q3 2022
- New holders
- 4
- 10 more added
- Sold out
- 2
- 8 more reduced
Compare with Q3 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PESI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 88 | $135.2M |
| Q1 2026 | 85 | $80.9M |
| Q4 2025 | 84 | $99.2M |
| Q3 2025 | 77 | $75.0M |
| Q2 2025 | 70 | $70.4M |
| Q1 2025 | 76 | $49.4M |
| Q4 2024 | 74 | $81.6M |
| Q3 2024 | 68 | $71.2M |
| Q2 2024 | 58 | $48.8M |
| Q1 2024 | 41 | $36.9M |
| Q4 2023 | 43 | $27.4M |
| Q3 2023 | 43 | $34.9M |
| Q2 2023 | 37 | $35.8M |
| Q1 2023 | 32 | $41.6M |
| Q4 2022 | 30 | $12.7M |
| Q3 2022 | 28 | $17.0M |
| Q2 2022 | 29 | $19.7M |
| Q1 2022 | 29 | $20.7M |
| Q4 2021 | 29 | $22.1M |
| Q3 2021 | 24 | $21.3M |
| Q2 2021 | 24 | $22.8M |
| Q1 2021 | 24 | $23.8M |
Institutions, Q4 2022
Shares, value and share of portfolio for each institution holding Perma Fix Environmental Services Inc; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Heartland Advisors Inc | 1,110,500 | $3.92M | 0.25% | −5,500−0.5% | Reduced |
| Vanguard Group Inc | 440,825 | $1.56M | 0.00% | +1850.0% | Added |
| BlackRock Inc. | 302,149 | $1.07M | 0.00% | +447+0.1% | Added |
| Perritt Capital Management Inc | 247,050 | $872.1K | 0.50% | +90,404+57.7% | Added |
| Potomac Capital Management, Inc. | 240,680 | $850.0K | 1.18% | +10,100+4.4% | Added |
| Morgan Dempsey Capital Management LLC | 185,518 | $654.9K | 0.18% | −24,056−11.5% | Reduced |
| ARS Investment Partners, LLC | 172,725 | $609.7K | 0.08% | +25,726+17.5% | Added |
| Ancora Advisors, LLC | 170,883 | $604.0K | 0.02% | +14,708+9.4% | Added |
| Punch & Associates Investment Management, Inc. | 168,032 | $593.2K | 0.04% | −283,792−62.8% | Reduced |
| Renaissance Technologies LLC | 125,496 | $443.0K | 0.00% | +9,133+7.8% | Added |
| Geode Capital Management, LLC | 94,958 | $335.0K | 0.00% | +1,742+1.9% | Added |
| Dimensional Fund Advisors LP | 64,603 | $229.0K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 61,182 | $216.0K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 40,518 | $143.0K | 0.00% | +40,518 | New |
| Citadel Advisors LLC | 28,881 | $102.0K | 0.00% | +28,881 | New |
| Chesley Taft & Associates LLC | 24,025 | $84.8K | 0.01% | −22,500−48.4% | Reduced |
| Northern Trust Corp | 23,239 | $82.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 22,339 | $78.9K | 0.00% | −697−3.0% | Reduced |
| Commons Capital, LLC | 21,975 | $77.6K | 0.13% | 00.0% | Unchanged |
| Greenhaven Road Investment Management, L.P. | 10,254 | $63.0K | 0.04% | 00.0% | Unchanged |
| UBS Group AG | 14,944 | $52.8K | 0.00% | −37,843−71.7% | Reduced |
| Charles Schwab Investment Management Inc | 10,441 | $36.9K | 0.00% | 00.0% | Unchanged |
| First Manhattan Co | 6,150 | $21.7K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,000 | $4.00K | 0.00% | −1,600−61.5% | Reduced |
| Tower Research Capital LLC (TRC) | 1,144 | $4.00K | 0.00% | +255+28.7% | Added |
| Steward Partners Investment Advisory, LLC | 1,000 | $3.53K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 200 | $706 | 0.00% | −10,634−98.2% | Reduced |
| Wells Fargo & Company | 84 | $297 | 0.00% | +2+2.4% | Added |
| Bank of America Corp | 14 | $49 | 0.00% | +14 | New |
| CoreCap Advisors, LLC | 5 | $18 | 0.00% | +5 | New |
| Annex Advisory Services, LLC | 0 | $0 | 0.00% | −37,095−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −87−100.0% | Sold out |