D. E. Shaw & Co., Inc.
- SEC CIK
- 0001009207
- Latest filing
- Aug 14, 2026
PESI holding history
Perma Fix Environmental Services Inc in every 13F filed by D. E. Shaw & Co., Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
PESI overviewAll 13F holders of PESIFull Q2 2026 holdings
- Shares (Q2 2026)
- 24,858
- Value
- $355.2K
- % of portfolio
- <0.1%
- Quarters held
- 4
- Since Q3 2025
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 24,858 | $355.2K | <0.1% | −38,131−60.5% | Reduced | Holders |
| Q1 2026 | 62,989 | $673.4K | <0.1% | −33,020−34.4% | Reduced | Holders |
| Q4 2025 | 96,009 | $1.21M | <0.1% | +49,704+107.3% | Added | Holders |
| Q3 2025 | 46,305 | $467.7K | <0.1% | +46,305 | New | Holders |