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 2021
Institutional positions in Perma Fix Environmental Services Inc as of Dec 31, 2021. 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
- 29
- +5 vs. Q3 2021
- Shares held
- 3.49M
- +275.9K (+8.6%) vs. Q3 2021
- Total value
- $22.1M
- +$716.0K (+3.4%) vs. Q3 2021
- New holders
- 7
- 7 more added
- Sold out
- 2
- 8 more reduced
Compare with Q3 2021: 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 2021
Shares, value and share of portfolio for each institution holding Perma Fix Environmental Services Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Heartland Advisors Inc | 1,144,500 | $7.25M | 0.42% | −47,810−4.0% | Reduced |
| Punch & Associates Investment Management, Inc. | 454,500 | $2.88M | 0.15% | +6,250+1.4% | Added |
| Vanguard Group Inc | 440,124 | $2.79M | 0.00% | +35,483+8.8% | Added |
| BlackRock Inc. | 304,341 | $1.93M | 0.00% | +1,491+0.5% | Added |
| Potomac Capital Management, Inc. | 203,700 | $1.29M | 1.24% | +203,700 | New |
| Perritt Capital Management Inc | 164,100 | $1.04M | 0.54% | +37,000+29.1% | Added |
| Ancora Advisors, LLC | 156,175 | $988.0K | 0.02% | −19,990−11.3% | Reduced |
| Renaissance Technologies LLC | 155,596 | $985.0K | 0.00% | −9,600−5.8% | Reduced |
| ARS Investment Partners, LLC | 111,197 | $704.0K | 0.06% | +41,197+58.9% | Added |
| Dimensional Fund Advisors LP | 67,318 | $426.0K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 58,035 | $367.0K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 49,774 | $315.0K | 0.00% | 00.0% | Unchanged |
| Chesley Taft & Associates LLC | 46,875 | $297.0K | 0.02% | 00.0% | Unchanged |
| Northern Trust Corp | 23,239 | $147.0K | 0.00% | −1,899−7.6% | Reduced |
| Morgan Dempsey Capital Management LLC | 20,305 | $129.0K | 0.04% | +125+0.6% | Added |
| Clear Harbor Asset Management, LLC | 17,400 | $110.0K | 0.01% | −40−0.2% | Reduced |
| Annex Advisory Services, LLC | 15,458 | $98.0K | 0.01% | +5,083+49.0% | Added |
| Susquehanna International Group, LLP | 12,613 | $80.0K | 0.00% | +12,613 | New |
| Greenhaven Road Investment Management, L.P. | 10,254 | $65.0K | 0.01% | +10,254 | New |
| Morgan Stanley | 9,700 | $61.0K | 0.00% | −10.0% | Reduced |
| Advisor Group Holdings, Inc. | 8,000 | $51.0K | 0.00% | −2,000−20.0% | Reduced |
| First Manhattan Co | 6,150 | $38.0K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 3,500 | $22.0K | 0.00% | +3,500 | New |
| Commons Capital, LLC | 1,625 | $10.0K | 0.01% | +1,625 | New |
| Steward Partners Investment Advisory, LLC | 1,000 | $6.00K | 0.00% | 00.0% | Unchanged |
| Patriot Financial Group Insurance Agency, LLC | 120 | $1.00K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 200 | $1.00K | 0.00% | +200 | New |
| Wells Fargo & Company | 75 | $0 | 0.00% | −995−93.0% | Reduced |
| CoreCap Advisors, LLC | 5 | – | – | +5 | New |
| Eagle Bay Advisors LLC | 0 | $0 | 0.00% | −242−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −44−100.0% | Sold out |