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.
Q1 2025 vs. Q4 2024
How the institutions holding Perma Fix Environmental Services Inc changed between Q4 2024 and Q1 2025.
All holders in Q1 2025All holders in Q4 2024
| Measure | Q4 2024 | Of which not filed for Q1 2025 | Q1 2025 | Change |
|---|---|---|---|---|
| Holders | 74 | 1 | 76 | +3 |
| Shares | 7.37M | 16.9K | 6.75M | −602.0K (−8.2%) |
| Value | $81.6M | $187.0K | $49.4M | −$32.0M (−39.3%) |
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (12)
Institutions that held Perma Fix Environmental Services Inc at the end of Q1 2025 but not at the end of Q4 2024.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Squarepoint Ops LLC | 73,014 | $530.8K | 0.00% |
| Congress Wealth Management LLC | 20,500 | $149.0K | 0.00% |
| Nuveen, LLC | 16,895 | $122.8K | 0.00% |
| Brookwood Investment Group LLC | 16,844 | $122.5K | 0.02% |
| Millennium Management LLC | 16,148 | $117.4K | 0.00% |
| Cubist Systematic Strategies, LLC | 10,569 | $76.8K | 0.00% |
| Pale Fire Capital SE | 10,080 | $73.3K | 0.01% |
| Simplex Trading, LLC | 8,419 | $61.0K | 0.00% |
| The PNC Financial Services Group, Inc. | 1,094 | $7.95K | 0.00% |
| Group One Trading, L.P. | 721 | $5.24K | 0.00% |
| GAMMA Investing LLC | 631 | $4.59K | 0.00% |
| Rothschild Investment LLC | 20 | $145 | 0.00% |
Sold out (9)
Institutions that held Perma Fix Environmental Services Inc at the end of Q4 2024 and filed for Q1 2025 without it.
| Institution | Shares, Q4 2024 | Value, Q4 2024 |
|---|---|---|
| AWM Investment Company, Inc. | 400,000 | $4.43M |
| Polar Asset Management Partners Inc. | 175,000 | $1.94M |
| Boothbay Fund Management, LLC | 43,326 | $479.6K |
| Perkins Capital Management Inc | 25,000 | $276.8K |
| Heights Capital Management, Inc | 20,000 | $221.4K |
| Diametric Capital, LP | 15,491 | $171.5K |
| DHK Financial Advisors, Inc. | 10,966 | $121.4K |
| LVW Advisors, LLC | 10,000 | $110.7K |
| Venturi Wealth Management, LLC | 3,000 | $33.2K |
Not filed for Q1 2025 yet (1)
Institutions that held Perma Fix Environmental Services Inc at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q4 2024 | Value, Q4 2024 |
|---|---|---|
| Nuveen Asset Management, LLC | 16,895 | $187.0K |