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, Q2 2023
Institutional positions in Perma Fix Environmental Services Inc as of Jun 30, 2023. 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
- 37
- +5 vs. Q1 2023
- Shares held
- 3.27M
- −266.3K (−7.5%) vs. Q1 2023
- Total value
- $35.8M
- −$5.75M (−13.8%) vs. Q1 2023
- New holders
- 7
- 11 more added
- Sold out
- 2
- 15 more reduced
Compare with Q1 2023: 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, Q2 2023
Shares, value and share of portfolio for each institution holding Perma Fix Environmental Services Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Heartland Advisors Inc | 530,582 | $5.83M | 0.33% | −147,718−21.8% | Reduced |
| Vanguard Group Inc | 530,527 | $5.83M | 0.00% | +37,682+7.6% | Added |
| BlackRock Inc. | 306,590 | $3.37M | 0.00% | +5,829+1.9% | Added |
| Potomac Capital Management, Inc. | 301,000 | $3.30M | 4.58% | −23,000−7.1% | Reduced |
| Perritt Capital Management Inc | 207,167 | $2.27M | 1.24% | −29,006−12.3% | Reduced |
| Morgan Dempsey Capital Management LLC | 201,925 | $2.22M | 0.63% | −1,191−0.6% | Reduced |
| ARS Investment Partners, LLC | 172,730 | $1.90M | 0.22% | +17,389+11.2% | Added |
| Ancora Advisors, LLC | 149,766 | $1.64M | 0.04% | −27,163−15.4% | Reduced |
| Geode Capital Management, LLC | 128,380 | $1.41M | 0.00% | −8,795−6.4% | Reduced |
| Renaissance Technologies LLC | 124,196 | $1.36M | 0.00% | +12,500+11.2% | Added |
| EAM Investors, LLC | 90,708 | $996.0K | 0.18% | −39,213−30.2% | Reduced |
| Dimensional Fund Advisors LP | 74,547 | $818.5K | 0.00% | +7,095+10.5% | Added |
| Janney Montgomery Scott LLC | 68,242 | $749.0K | 0.00% | +51,446+306.3% | Added |
| Apis Capital Advisors, LLC | 60,000 | $658.8K | 0.66% | −44,000−42.3% | Reduced |
| State Street Corp | 46,982 | $515.9K | 0.00% | −14,200−23.2% | Reduced |
| Susquehanna International Group, LLP | 38,394 | $421.6K | 0.00% | −29,386−43.4% | Reduced |
| United Capital Financial Advisers, LLC | 35,000 | $384.3K | 0.00% | 00.0% | Unchanged |
| TCW Group Inc | 30,201 | $331.6K | 0.00% | +30,201 | New |
| Belvedere Trading LLC | 30,154 | $331.1K | 0.11% | −26,210−46.5% | Reduced |
| Northern Trust Corp | 26,615 | $292.2K | 0.00% | +1,366+5.4% | Added |
| Chesley Taft & Associates LLC | 22,500 | $247.1K | 0.02% | −1,525−6.3% | Reduced |
| Commons Capital, LLC | 21,975 | $241.3K | 0.36% | 00.0% | Unchanged |
| Citadel Advisors LLC | 12,219 | $134.2K | 0.00% | +6,276+105.6% | Added |
| Bailard, Inc. | 11,912 | $130.8K | 0.00% | +11,912 | New |
| Goldman Sachs Group Inc | 10,917 | $119.9K | 0.00% | +10,917 | New |
| Simplex Trading, LLC | 9,573 | $105.0K | 0.00% | −11,673−54.9% | Reduced |
| Group One Trading, L.P. | 7,426 | $81.5K | 0.00% | −13,064−63.8% | Reduced |
| Venturi Wealth Management, LLC | 3,000 | $32.9K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 2,969 | $32.6K | 0.00% | +2,969 | New |
| Dorsey Wright & Associates | 1,938 | $21.3K | 0.01% | +1,938 | New |
| Advisor Group Holdings, Inc. | 1,900 | $20.9K | 0.00% | −900−32.1% | Reduced |
| Steward Partners Investment Advisory, LLC | 1,000 | $11.0K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 700 | $7.69K | 0.00% | +279+66.3% | Added |
| Bank of America Corp | 100 | $1.10K | 0.00% | +100 | New |
| Royal Bank of Canada | 60 | $1.00K | 0.00% | +60 | New |
| Wells Fargo & Company | 90 | $988 | 0.00% | +4+4.7% | Added |
| Greenhaven Road Investment Management, L.P. | 10,799 | $68 | 0.00% | +545+5.3% | Added |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −30,669−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −17,076−100.0% | Sold out |